2022年5月 – ページ 3

なんとなく興味があったのでついでにフラッシュ・プログラマーも作って見た。Windows版を作るにはVisual-Studioで開発したほうが簡単なんだけど使うと後々面倒なことになるだけなのでEclipse-CDT+MinGW64で開発している。リンカー(ld.exe)の不具合？なのかDLLの一部のシンボルがリンクエラーになってしまうので動的ロードするための余計なコードを書くハメになってしまったが、それはともかくEclipseとの連携を考慮してコマンドライン・ツールとして作成。って、いうとなんだか聞こえはいいがＧＵＩが大の苦手なだけである。(-_-;)

プログラムはFTDIチップのCBUSピンを制御しデバイスのブートローダーを起動し通信を行う仕組みでファームウェアの読み書きに対応している。基本機能的にはモノワイヤレス社のTWE-Programmerと同じものだがブートローダーにはコードをRAMに転送し実行する機能もあるようだ。試してないけど。

ちなみにftd2.h/ftd2.cppは汎用的に使えるFTDIライブラリだ。CBUSピンはArduinoのようにpinMode/digitalWrite/digitalReadで制御できるので使いやすいかも。４ピンしかないけどね。(-_-;)

【コマンドライン(-h)】

Flash Programmer Utility for NXP JN516X, Version 1.1
Copyright(c) 2022-2024 Sasapea's Lab. All right reserved.

Usage: JN516X-PROG [options]

  options:
    -s          ... FTD2XX Port Scan
    -p portname ... FTD2XX Serial Number for Open
    -b          ... baudrate (38400,115200,500K,*1M)
    -d          ... device information
    -w filename ... write device (.bin)
    -r filename ... read  device (.bin)
    -f sector   ... start sector (*0 - n)
    -h          ... this help

Flash Programmer Utility for NXP JN516X, Version 1.1

Usage: JN516X-PROG [options]

options:

-s ... FTD2XX Port Scan

-p portname ... FTD2XX Serial Number for Open

-b ... baudrate (38400,115200,500K,*1M)

-d ... device information

-w filename ... write device (.bin)

-r filename ... read device (.bin)

-f sector ... start sector (*0 - n)

-h ... this help

【ポートスキャン(-s)】

Flash Programmer Utility for NXP JN516X, Version 1.1
Copyright(c) 2022-2024 Sasapea's Lab. All right reserved.

Device Count: 4
Device-0: -- Open failure --
Device-1: Port: Com8, Serial: MW2Z8X7S, Description: TWE-Lite-R
Device-2: Port: Com7, Serial: MW1DKWWS, Description: TWE-Lite-R
Device-3: Port: Com12, Serial: MW67J6YY, Description: MONOSTICK

Flash Programmer Utility for NXP JN516X, Version 1.1

Device Count: 4

Device-0: -- Open failure --

Device-1: Port: Com8, Serial: MW2Z8X7S, Description: TWE-Lite-R

Device-2: Port: Com7, Serial: MW1DKWWS, Description: TWE-Lite-R

Device-3: Port: Com12, Serial: MW67J6YY, Description: MONOSTICK

【デバイス情報(-d)】

Flash Programmer Utility for NXP JN516X, Version 1.1
Copyright(c) 2022-2024 Sasapea's Lab. All right reserved.

Program mode: 1M bps
BootLoader Version: 0x02000B00
Flash ID: 0xCCEE, Type: 8
Chip  ID: 0x0100B686, Name: JN5169, Flash: 512 Kb, Ram: 32 Kb, Type: 11

Flash Programmer Utility for NXP JN516X, Version 1.1

Program mode: 1M bps

BootLoader Version: 0x02000B00

Flash ID: 0xCCEE, Type: 8

Chip ID: 0x0100B686, Name: JN5169, Flash: 512 Kb, Ram: 32 Kb, Type: 11

【デバイス読み込み(-r)】

Flash Programmer Utility for NXP JN516X, Version 1.1
Copyright(c) 2022-2024 Sasapea's Lab. All right reserved.

Program mode: 1M bps
Read Device [JN5169] -> "firmware.bin"
Progress: 524288/524288
Success.

Flash Programmer Utility for NXP JN516X, Version 1.1

Program mode: 1M bps

Read Device [JN5169] -> "firmware.bin"

Progress: 524288/524288

Success.

【デバイス書き込み(-w)】

Flash Programmer Utility for NXP JN516X, Version 1.1
Copyright(c) 2022-2024 Sasapea's Lab. All right reserved.

Program mode: 1M bps
Write Device [JN5169] <- "firmware.bin"
Progress:  99968/ 99968
Success.

Flash Programmer Utility for NXP JN516X, Version 1.1

Program mode: 1M bps

Write Device [JN5169] <- "firmware.bin"

Progress: 99968/ 99968

Success.

【修正履歴】
2024-01-29
ChipIDをJN516X-PROG.chipidファイルに記録＆参照するように改良。chipidファイルによりChipIDの誤判定を修正することが可能となる。

2024-01-28
チップ・レビジョンによりデバイスの誤判定が起こるため改良。

2023-11-19
JN5168のChipIDの誤りとJN5164のChipIDが複数あるためにJN5164をJN5168と誤判定してしまうことがあったためJN5168はJN5164として判定するように対策。

2022-11-07
デバイス情報(-d)としてMAC Address表示を追加。

2022-06-01
JN5164で作成したプログラムが書き込みできなくて調べてみたらチップがJN5168だった。JN5161/JN5164/JN5168は同一パイナリーで動作するのでJN5161/JN5164/JN5168については同一チップと見なすように変更した。

2022-05-15
あちこち大幅改修。まずポート指定はシリアル番号指定が必要であったが面倒だったので-sコマンドでの何番目かを数字指定できるように変更した。-wコマンドはセクター単位の消去に変更したので全体を消去する-eコマンドを新たに追加。それと-rコマンドは有効なセクターを検索するようにしたので-fオプションが検索を開始するセクター指定となり複数のプログラムが書き込まれているときでもそれぞれを読み込むことが可能となるようにしてみた。あと物がないから試せないけどJN5179にも対応してみたつもり。

【プロジェクト一式(Eclipse)】
JN516X-PROG

【プログラム】
ftd2xx.hのためにコンパイルには次のシンボル定義が必要となる。
#define _WIN32
#define FTD2XX_STATIC

※モノワイヤレス社のTWELITE-R(2)/MONOSTICKのＨＷ仕様でのみ動作することに注意。

/*
 main.cpp - Flash Programmer Utility for NXP JN516x Series

 Copyright (c) 2022-2024 Sasapea's Lab. All right reserved.

 This library is free software; you can redistribute it and/or
 modify it under the terms of the GNU Lesser General Public
 License as published by the Free Software Foundation; either
 version 2.1 of the License, or (at your option) any later version.

 This library is distributed in the hope that it will be useful,
 but WITHOUT ANY WARRANTY; without even the implied warranty of
 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 Lesser General Public License for more details.

 You should have received a copy of the GNU Lesser General
 Public License along with this library; if not, write to the
 Free Software Foundation, Inc., 59 Temple Place, Suite 330,
 Boston, MA  02111-1307  USA
 */
#include <stdio.h>
#include <stdint.h>
#include <stdbool.h>
#include <string.h>
#include <limits.h>
#include "jn516x_prog.h"

class Device : public JN516x_PROG
{
  public:

    Device(void) {}
    virtual ~Device(void) {}

  protected:

    void programStart(const char *chipname, const char *filename, bool program) override
    {
      if (program)
        printf("Write Device [%s] <- \"%s\"\n", chipname, filename);
      else
        printf("Read Device [%s] -> \"%s\"\n", chipname, filename);
    }

    void programProgress(size_t size, size_t processed) override
    {
      printf("Progress: %6llu/%6llu\r", processed, size);
    }

    void programEnd(STATUS status) override
    {
      printf("\n");
      if (status != STATUS_OK)
        printf("Error: [0x%02X] ", status);
      printf("%s\n", errstr(status));
    }
};

static Device device;

void printMAC(const char *message, bool customer)
{
  uint8_t buf[8];
  device.macAddress(buf, customer);
  printf("%s", message);
  for (int i = 0; i < 8; ++i)
  {
    if (i)
      printf(":");
    printf("%02X", buf[i]);
  }
  printf("\n");
}

void chipInfo(void)
{
  Device::CHIPID  chipid;
  Device::VERSION chipver;
  Device::FLASHID flashid;
  uint32_t bootver;
  device.chipID(chipid);
  chipver = device.chipVersion(chipid);
  device.flashID(flashid);
  device.bootVersion(bootver);
  printf("BootLoader Version: 0x%08X\n", bootver);
  printf("Flash ID: 0x%04X, Type: %u\n", flashid, device.flashType(flashid));
  printf("Chip  ID: 0x%08X, Name: %s", chipid, device.chipName(chipver));
  printf(", Flash: %u Kb, Ram: %u Kb, Type: %u\n", device.chipFlashSize(chipver) / 1024, device.chipRamSize(chipver) / 1024, device.chipType(chipver));
  printMAC("Default  MAC Address: ", false);
  printMAC("Customer MAC Address: ", true );
}

void portScan(void)
{
  int count = device.getDeviceCount();
  printf("Device Count: %d\n", count);
  for (int i = 0; i < count; ++i)
  {
    char buf[128];
    printf("Device-%d: ", i);
    if (device.begin(i))
    {
      printf("Port: Com%u", device.getComPortNumber());
      device.end();
      device.getDeviceSerial(i, buf);
      printf(", Serial: %s", buf);
      device.getDeviceDescription(i, buf);
      printf(", Description: %s", buf);
    }
    else
      printf("-- Open failure --");
    printf("\n");
  }
}

void usage(bool help)
{
  printf("Flash Programmer Utility for NXP JN516X, Version 1.1\n");
  printf("Copyright(c) 2022-2024 Sasapea's Lab. All right reserved.\n");
  printf("\n");
  if (help)
  {
    printf("Usage: JN516X-PROG [options]\n");
    printf("\n");
    printf("  options:\n");
    printf("    -s          ... FTD2XX Port Scan\n");
    printf("    -p portname ... FTD2XX Serial Number for Open\n");
    printf("    -b          ... baudrate (38400,115200,500K,*1M)\n");
    printf("    -d          ... device information\n");
    printf("    -e          ... erase device\n");
    printf("    -w filename ... write device (.bin)\n");
    printf("    -r filename ... read  device (.bin)\n");
    printf("    -f sector   ... start sector (*0 - n)\n");
    printf("    -h          ... this help\n");
    printf("\n");
  }
}

int main(int argc, char **argv)
{
  bool help  = false;
  bool scan  = false;
  bool info  = false;
  bool erase = false;
  const char *portname = "";
  const char *firmware = "";
  const char *savefile = "";
  Device::SPEED speed  = Device::SPEED_1M;
  uint8_t sector = 0;

  for (int i = 1; i < argc; )
  {
    char *p = argv[i++];
    if (*p == '-')
    {
      switch (*++p)
      {
        case 'h':
          help = true;
          break;
        case 's':
          scan = true;
          break;
        case 'p':
          if (i < argc)
            portname = argv[i++];
          break;
        case 'w':
          if (i < argc)
            firmware = argv[i++];
          break;
        case 'r':
          if (i < argc)
            savefile = argv[i++];
          break;
        case 'b':
          if (i < argc)
          {
            switch (strtoul(argv[i++], &p, 10))
            {
              case 38400:
                speed = Device::SPEED_38400;
                break;
              case 115200:
                speed = Device::SPEED_115200;
                break;
              case 500:
                if (toupper(*p) != 'K')
                  break;
                /* Fall Through */
              case 500000:
                speed = Device::SPEED_500K;
                break;
              case 1:
                if (toupper(*p) != 'M')
                  break;
                /* Fall Through */
              case 1000000:
                speed = Device::SPEED_1M;
                break;
            }
          }
          break;
        case 'f':
          if (i < argc)
            sector = atoi(argv[i++]);
          break;
        case 'd':
          info = true;
          break;
        case 'e':
          erase = true;
          break;
        default:
          help = true;
          break;
      }
    }
    else
      help = true;
  }

  if (help)
    usage(true);
  else if (device.status() != FT_OK)
  {
    usage(false);
    printf("FTD2XX Library Not Found.");
  }
  else if (scan)
  {
    usage(false);
    portScan();
  }
  else if (device.begin(portname))
  {
    static char path[PATH_MAX];
    snprintf(path, sizeof(path), "%s", argv[0]);
    char *p = strrchr(path, '.');
    if (!p)
      p = path + strlen(path);
    snprintf(p, sizeof(path) - strlen(path), "%s", ".chipid");
    device.setChipIDPath(path);

    Device::STATUS rv = device.program(speed);
    if (rv == Device::STATUS_OK)
    {
      usage(false);
      switch (speed)
      {
        case Device::SPEED_1M:   printf("Program Mode: 1M bps\n"); break;
        case Device::SPEED_500K: printf("Program Mode: 500K bps\n"); break;
        default:                 printf("Program Mode: %d bps\n", speed); break;
      }
      if (info)
        chipInfo();
      if (*savefile)
        device.readDevice(savefile, sector);
      if (erase)
        device.eraseDevice();
      if (*firmware)
        device.writeDevice(firmware, sector);
      device.restart();
    }
    else
      printf("Program Mode Failed = 0x%02X\n", rv);
    device.end();
  }
  else
  {
    usage(false);
    printf("Port Open Failed: \"%s\"\n", portname);
  }

  return 0;
}

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main.cpp - Flash Programmer Utility for NXP JN516x Series

This library is free software; you can redistribute it and/or

modify it under the terms of the GNU Lesser General Public

License as published by the Free Software Foundation; either

version 2.1 of the License, or (at your option) any later version.

This library is distributed in the hope that it will be useful,

but WITHOUT ANY WARRANTY; without even the implied warranty of

MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU

Lesser General Public License for more details.

You should have received a copy of the GNU Lesser General

Public License along with this library; if not, write to the

Free Software Foundation, Inc., 59 Temple Place, Suite 330,

Boston, MA 02111-1307 USA

#include <stdio.h>

#include <stdint.h>

#include <stdbool.h>

#include <string.h>

#include <limits.h>

#include "jn516x_prog.h"

class Device : public JN516x_PROG

{

public:

Device(void) {}

virtual ~Device(void) {}

protected:

void programStart(const char *chipname, const char *filename, bool program) override

{

if (program)

printf("Write Device [%s] <- \"%s\"\n", chipname, filename);

else

printf("Read Device [%s] -> \"%s\"\n", chipname, filename);

}

void programProgress(size_t size, size_t processed) override

{

printf("Progress: %6llu/%6llu\r", processed, size);

}

void programEnd(STATUS status) override

{

printf("\n");

if (status != STATUS_OK)

printf("Error: [0x%02X] ", status);

printf("%s\n", errstr(status));

}

};

static Device device;

void printMAC(const char *message, bool customer)

{

uint8_t buf[8];

device.macAddress(buf, customer);

printf("%s", message);

for (int i = 0; i < 8; ++i)

{

if (i)

printf(":");

printf("%02X", buf[i]);

}

printf("\n");

}

void chipInfo(void)

{

Device::CHIPID chipid;

Device::VERSION chipver;

Device::FLASHID flashid;

uint32_t bootver;

device.chipID(chipid);

chipver = device.chipVersion(chipid);

device.flashID(flashid);

device.bootVersion(bootver);

printf("BootLoader Version: 0x%08X\n", bootver);

printf("Flash ID: 0x%04X, Type: %u\n", flashid, device.flashType(flashid));

printf("Chip ID: 0x%08X, Name: %s", chipid, device.chipName(chipver));

printf(", Flash: %u Kb, Ram: %u Kb, Type: %u\n", device.chipFlashSize(chipver) / 1024, device.chipRamSize(chipver) / 1024, device.chipType(chipver));

printMAC("Default MAC Address: ", false);

printMAC("Customer MAC Address: ", true );

}

void portScan(void)

{

int count = device.getDeviceCount();

printf("Device Count: %d\n", count);

for (int i = 0; i < count; ++i)

{

char buf[128];

printf("Device-%d: ", i);

if (device.begin(i))

{

printf("Port: Com%u", device.getComPortNumber());

device.end();

device.getDeviceSerial(i, buf);

printf(", Serial: %s", buf);

device.getDeviceDescription(i, buf);

printf(", Description: %s", buf);

}

else

printf("-- Open failure --");

printf("\n");

}

void usage(bool help)

{

printf("Flash Programmer Utility for NXP JN516X, Version 1.1\n");

printf("\n");

if (help)

{

printf("Usage: JN516X-PROG [options]\n");

printf("\n");

printf(" options:\n");

printf(" -s ... FTD2XX Port Scan\n");

printf(" -p portname ... FTD2XX Serial Number for Open\n");

printf(" -b ... baudrate (38400,115200,500K,*1M)\n");

printf(" -d ... device information\n");

printf(" -e ... erase device\n");

printf(" -w filename ... write device (.bin)\n");

printf(" -r filename ... read device (.bin)\n");

printf(" -f sector ... start sector (*0 - n)\n");

printf(" -h ... this help\n");

printf("\n");

}

int main(int argc, char **argv)

{

bool help = false;

bool scan = false;

bool info = false;

bool erase = false;

const char *portname = "";

const char *firmware = "";

const char *savefile = "";

Device::SPEED speed = Device::SPEED_1M;

uint8_t sector = 0;

for (int i = 1; i < argc; )

{

char *p = argv[i++];

if (*p == '-')

{

switch (*++p)

{

case 'h':

help = true;

break;

case 's':

scan = true;

break;

case 'p':

if (i < argc)

portname = argv[i++];

break;

case 'w':

if (i < argc)

firmware = argv[i++];

break;

case 'r':

if (i < argc)

savefile = argv[i++];

break;

case 'b':

if (i < argc)

{

switch (strtoul(argv[i++], &p, 10))

{

case 38400:

speed = Device::SPEED_38400;

break;

case 115200:

speed = Device::SPEED_115200;

break;

case 500:

if (toupper(*p) != 'K')

break;

/* Fall Through */

case 500000:

speed = Device::SPEED_500K;

break;

case 1:

if (toupper(*p) != 'M')

break;

/* Fall Through */

case 1000000:

speed = Device::SPEED_1M;

break;

}

break;

case 'f':

if (i < argc)

sector = atoi(argv[i++]);

break;

case 'd':

info = true;

break;

case 'e':

erase = true;

break;

default:

help = true;

break;

}

else

help = true;

}

if (help)

usage(true);

else if (device.status() != FT_OK)

{

usage(false);

printf("FTD2XX Library Not Found.");

}

else if (scan)

{

usage(false);

portScan();

}

else if (device.begin(portname))

{

static char path[PATH_MAX];

snprintf(path, sizeof(path), "%s", argv[0]);

char *p = strrchr(path, '.');

if (!p)

p = path + strlen(path);

snprintf(p, sizeof(path) - strlen(path), "%s", ".chipid");

device.setChipIDPath(path);

Device::STATUS rv = device.program(speed);

if (rv == Device::STATUS_OK)

{

usage(false);

switch (speed)

{

case Device::SPEED_1M: printf("Program Mode: 1M bps\n"); break;

case Device::SPEED_500K: printf("Program Mode: 500K bps\n"); break;

default: printf("Program Mode: %d bps\n", speed); break;

}

if (info)

chipInfo();

if (*savefile)

device.readDevice(savefile, sector);

if (erase)

device.eraseDevice();

if (*firmware)

device.writeDevice(firmware, sector);

device.restart();

}

else

printf("Program Mode Failed = 0x%02X\n", rv);

device.end();

}

else

{

usage(false);

printf("Port Open Failed: \"%s\"\n", portname);

}

return 0;

}

/*
  jn516x_prog.h - Flash Programmer Library for NXP JN516x Series

  Copyright (c) 2022-2024 Sasapea's Lab. All right reserved.

  This library is free software; you can redistribute it and/or
  modify it under the terms of the GNU Lesser General Public
  License as published by the Free Software Foundation; either
  version 2.1 of the License, or (at your option) any later version.

  This library is distributed in the hope that it will be useful,
  but WITHOUT ANY WARRANTY; without even the implied warranty of
  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  Lesser General Public License for more details.

  You should have received a copy of the GNU Lesser General
  Public License along with this library; if not, write to the
  Free Software Foundation, Inc., 59 Temple Place, Suite 330,
  Boston, MA  02111-1307  USA
*/
#pragma once

#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <string>
#include "ftd2.h"
#include "jn516x.h"

#define JN516X_MAX_DATA_SIZE 128
#define OTA_BOOT_FIRMWARE "-OTA-BOOT.bin"

class JN516x_PROG : public JN516x, public FTD2
{
  public:

    typedef enum
    {
      /* boot loader */
      STATUS_OK               = 0,
      STATUS_NOT_SUPPORTED    = 0xFF,
      STATUS_WRITE_FAIL       = 0xFE,
      STATUS_INVALID_RESPONSE = 0xFD,
      STATUS_CRC_ERROR        = 0xFC,
      STATUS_ASSERT_FAIL      = 0xFB,
      STATUS_USER_INTERRUPT   = 0xFA,
      STATUS_READ_FAIL        = 0xF9,
      STATUS_TST_ERROR        = 0xF8,
      STATUS_AUTH_ERROR       = 0xF7,
      STATUS_NO_RESPONSE      = 0xF6,
      /* orignal */
      STATUS_FILE_WRITE_FAIL  = 0xE3,
      STATUS_FILE_READ_FAIL   = 0xE2,
      STATUS_FILE_NOT_FOUND   = 0xE1,
      STATUS_INVALID_VERSION  = 0xE0,
    } STATUS;

    typedef struct __attribute__((packed))
    {
      uint8_t  magicNumber[12];
      uint8_t  configuration;
      uint8_t  status;
      uint16_t applicationID;
    } tsBIR;

    typedef struct __attribute__((packed))
    {
      tsBIR    sBIR;           // 16-byte Boot Image Record
      uint8_t  encryption[14]; // Encryption Initialisation Vector (ignored if unencrypted)
      uint16_t configuration;  // 16-bit Software Configuration Options
      uint32_t imageSize;      // 32-bit Length of Binary Image in bytes
      uint32_t dataStart;      // 32-bit .data section Flash start address
      uint16_t dataAddress;    // 16-bit .data section load address in RAM (word aligned)
      uint16_t dataLength;     // 16-bit .data section length in 32-bit words
      uint16_t bssStart;       // 16 bit .bss section start address in RAM (word aligned)
      uint16_t bssLength;      // 16-bit .bss section length in 32-bit words
      uint32_t warmStart;      // 32-bit wake-up entry point (word aligned) – warm start
      uint32_t coldStart;      // 32-bit reset entry point (word aligned) – cold start
    } tsFlashHeader;

    typedef struct __attribute__((packed))
    {
      uint32_t version;        // version
      tsBIR    sBIR;           // 16-byte Boot Image Record
      uint8_t  encryption[14]; // Encryption Initialisation Vector (ignored if unencrypted)
      uint16_t configuration;  // 16-bit Software Configuration Options
      uint32_t imageSize;      // 32-bit Length of Binary Image in bytes
      uint32_t dataStart;      // 32-bit .data section Flash start address
      uint16_t dataAddress;    // 16-bit .data section load address in RAM (word aligned)
      uint16_t dataLength;     // 16-bit .data section length in 32-bit words
      uint16_t bssStart;       // 16 bit .bss section start address in RAM (word aligned)
      uint16_t bssLength;      // 16-bit .bss section length in 32-bit words
      uint32_t warmStart;      // 32-bit wake-up entry point (word aligned) – warm start
      uint32_t coldStart;      // 32-bit reset entry point (word aligned) – cold start
    } tsFlashHeader_JN5179;

    JN516x_PROG(void)
    : _debug(false)
    {
    }

    virtual ~JN516x_PROG(void)
    {
    }

    static const char *errstr(STATUS status)
    {
      switch (status)
      {
        case STATUS_OK: return "Success";
        /* boot loader */
        case STATUS_NOT_SUPPORTED:    return "not supported";
        case STATUS_WRITE_FAIL:       return "write failed";
        case STATUS_INVALID_RESPONSE: return "invalid responce";
        case STATUS_CRC_ERROR:        return "CRC error";
        case STATUS_ASSERT_FAIL:      return "assert failed";
        case STATUS_USER_INTERRUPT:   return "user interrupt";
        case STATUS_READ_FAIL:        return "read failed";
        case STATUS_TST_ERROR:        return "test error";
        case STATUS_AUTH_ERROR:       return "auth error";
        case STATUS_NO_RESPONSE:      return "no responce";
        /* orignal */
        case STATUS_FILE_WRITE_FAIL:  return "file write failed";
        case STATUS_FILE_READ_FAIL:   return "file read failed";
        case STATUS_FILE_NOT_FOUND:   return "file not found";
        case STATUS_INVALID_VERSION:  return "invalid version";
      }
      return "unknown error";
    }

    void setChipIDPath(const char *path)
    {
      _chipidpath = path;
    }

    VERSION chipVersion(CHIPID id)
    {
      char keyname[16], chipver[16];
      if (_chipidpath.length())
      {
        snprintf(keyname, sizeof(keyname), "%08X", id);
        if (GetPrivateProfileString("chipid", keyname, "", chipver, sizeof(chipver), _chipidpath.c_str()))
          return (VERSION)strtoul(chipver, nullptr, 16);
      }
      VERSION version = JN516x::chipVersion(id);
      unsigned char b;
      switch (version)
      {
        case VERSION_JN517x:
          _debug = false;
          if (readFlash(160 * 1024 - 1, &b, sizeof(b)) != STATUS_OK)
            version = (VERSION)0;
          else if (readFlash(256 * 1024 - 1, &b, sizeof(b)) != STATUS_OK)
            version = VERSION_JN5174;
          else if (readFlash(512 * 1024 - 1, &b, sizeof(b)) != STATUS_OK)
            version = VERSION_JN5178;
          else
          {
            version = VERSION_JN5179;
            break;
          }
          /* restart boot mode */
          program(_speed, _timeout);
          break;
        case VERSION_JN516x:
          _debug = false;
          if (readFlash( 64 * 1024 - 1, &b, sizeof(b)) != STATUS_OK)
            version = (VERSION)0;
          else if (readFlash(160 * 1024 - 1, &b, sizeof(b)) != STATUS_OK)
            version = VERSION_JN5161;
          else if (readFlash(256 * 1024 - 1, &b, sizeof(b)) != STATUS_OK)
            version = VERSION_JN5164;
          else
          {
            version = VERSION_JN5168;
            break;
          }
          /* restart boot mode */
          program(_speed, _timeout);
          break;
        default: break;
      }
      if (_chipidpath.length() && version)
      {
        snprintf(chipver, sizeof(chipver), "%08X", version);
        WritePrivateProfileString("chipid", keyname, chipver, _chipidpath.c_str());
      }
      return version;
    }

    STATUS eraseDevice(void)
    {
      CHIPID chipid;
      STATUS rv = chipID(chipid);
      if (rv == STATUS_OK)
      {
        FLASHID flashid;
        if ((rv = flashID(flashid)) == STATUS_OK)
        {
          if ((rv = selectFlash(flashType(flashid))) == STATUS_OK)
          {
            if ((rv = writeSR(0)) == STATUS_OK)
              rv = eraseFlash();
          }
        }
      }
      return rv;
    }

    STATUS writeDevice(const char *filename, uint8_t u8Sector = 0)
    {
      CHIPID  chipid;
      VERSION chipver;
      STATUS rv = chipID(chipid);
      chipver = chipVersion(chipid);
      programStart(chipName(chipver), filename, true);
      if (rv == STATUS_OK)
      {
        rv = STATUS_FILE_NOT_FOUND;
        FILE *fp = fopen(filename, "rb");
        if (fp)
        {
          VERSION filever;
          if ((rv = fileVersion(filever, fp)) == STATUS_OK)
          {
            if (chipType(filever) != chipType(chipver))
              rv = STATUS_INVALID_VERSION;
            else
            {
              FLASHID flashid;
              if ((rv = flashID(flashid)) == STATUS_OK)
              {
                if ((rv = selectFlash(flashType(flashid))) == STATUS_OK)
                {
                  if ((rv = writeSR(0)) == STATUS_OK)
                  {
                    uint8_t data[JN516X_MAX_DATA_SIZE];
                    size_t fpos = (chipver == VERSION_JN5179 ? 0 : ftell(fp));
                    fseek(fp, 0, SEEK_END);
                    size_t  size  = ftell(fp) - fpos;
                    if (strstr(filename, OTA_BOOT_FIRMWARE))
                      u8Sector = chipFlashSectors(chipver) - 1;
                    size_t  offs  = FLASH_SECTOR_OFFSET(u8Sector);
                    size_t  addr  = 0;
                    size_t  prog  = 0;
                    uint8_t erase = 0xFF;
                    fseek(fp, fpos, SEEK_SET);
                    while (1)
                    {
                      ssize_t n = fread(data, 1, sizeof(data), fp);
                        if (n <= 0)
                          break;
                      u8Sector = (addr + offs) >> 15;
                      if (erase != u8Sector)
                      {
                        erase = u8Sector;
                        if ((rv = eraseFlash(u8Sector)))
                          break;
                      }
                      if ((rv = programFlash(addr + offs, data, n)) != STATUS_OK)
                        break;
                      addr += n;
                      if (prog != (addr >> 10))
                      {
                        prog = (addr >> 10);
                        programProgress(size, addr);
                      }
                    }
                    programProgress(size, addr);
                  }
                }
              }
            }
          }
          fclose(fp);
        }
      }
      programEnd(rv);
      return rv;
    }

    STATUS readDevice(const char *filename, uint8_t u8Sector = 0)
    {
      CHIPID  chipid;
      VERSION chipver;
      STATUS rv = chipID(chipid);
      chipver = chipVersion(chipid);
      programStart(chipName(chipver), filename, false);
      if (rv == STATUS_OK)
      {
        rv = STATUS_FILE_NOT_FOUND;
        FILE *fp = fopen(filename, "wb");
        if (fp)
        {
          FLASHID flashid;
          if ((rv = flashID(flashid)) == STATUS_OK)
          {
            if ((rv = selectFlash(flashType(flashid))) == STATUS_OK)
            {
              if ((rv = writeSR(0)) == STATUS_OK)
              {
                /* Search Flash Header */
                size_t  offs = FLASH_SECTOR_OFFSET(u8Sector);
                size_t  size = chipFlashSize(chipver);
                bool    boot;
                while (offs < size)
                {
                  boot = false;
                  if (chipver == VERSION_JN5179)
                  {
                    tsFlashHeader_JN5179 sFlashHeader;
                    if ((rv = readFlash(offs, (uint8_t *)&sFlashHeader, sizeof(sFlashHeader))) != STATUS_OK)
                      break;
                    boot |= memcmp(sFlashHeader.sBIR.magicNumber, JN516x::MAGICNUMBER, sizeof(JN516x::MAGICNUMBER)) == 0;
                    boot |= memcmp(sFlashHeader.sBIR.magicNumber, JN516x::MAGICNUMBER_JN5179, sizeof(JN516x::MAGICNUMBER)) == 0;
                    boot &= sFlashHeader.sBIR.status == 0x01;
                    boot &= sFlashHeader.sBIR.applicationID == 0x0000;
                    if (boot)
                    {
                      size = read32((uint8_t *)&sFlashHeader.imageSize);
                      break;
                    }
                  }
                  else
                  {
                    tsFlashHeader sFlashHeader;
                    if ((rv = readFlash(offs, (uint8_t *)&sFlashHeader, sizeof(sFlashHeader))) != STATUS_OK)
                      break;
                    boot |= memcmp(sFlashHeader.sBIR.magicNumber, JN516x::MAGICNUMBER, sizeof(JN516x::MAGICNUMBER)) == 0;
                    boot &= sFlashHeader.sBIR.status == 0x01;
                    boot &= sFlashHeader.sBIR.applicationID == 0x0000;
                    if (boot)
                    {
                      size = read32((uint8_t *)&sFlashHeader.imageSize);
                      break;
                    }
                  }
                  offs += 0x8000U;
                }
                if (boot)
                {
                  uint8_t data[JN516X_MAX_DATA_SIZE];
                  if (chipver != VERSION_JN5179)
                  {
                    write32(data, chipver, false);
                    if (fwrite(data, 1, 4, fp) != 4)
                      rv = STATUS_FILE_WRITE_FAIL;
                  }
                  if (rv == STATUS_OK)
                  {
                    size_t addr = 0;
                    size_t prog = 0;
                    while (addr < size)
                    {
                      size_t n = __min(size - addr, sizeof(data));
                      if ((rv = readFlash(addr + offs, data, n)) != STATUS_OK)
                        break;
                      if (fwrite(data, 1, n, fp) != n)
                      {
                        rv = STATUS_FILE_WRITE_FAIL;
                        break; // write error
                      }
                      addr += n;
                      if (prog != (addr >> 10))
                      {
                        prog = (addr >> 10);
                        programProgress(size, addr);
                      }
                    }
                    programProgress(size, addr);
                  }
                }
              }
            }
          }
          fclose(fp);
        }
      }
      programEnd(rv);
      return rv;
    }

    STATUS program(SPEED speed = SPEED_1M, uint32_t timeout = 1000)
    {
      // setup uart
      init(SPEED_38400, MODE_8N1, FLOW_RTS_CTS, timeout);
      // setup cbus
      digitalWrite(PIN_PROG , HIGH);
      digitalWrite(PIN_RESET, HIGH);
      pinMode(PIN_PROG , GPIO_OUTPUT);
      pinMode(PIN_RESET, GPIO_OUTPUT);
      // start program mode
      digitalWrite(PIN_PROG, LOW);
      restart(true);
      Sleep::sleep(300);
      digitalWrite(PIN_PROG, HIGH);
      // change baudrate
      STATUS status = changeBaudrate(speed);
      if (status == STATUS_OK)
      {
        _debug   = true;
        _speed   = speed;
        _timeout = timeout;
      }
      return status;
    }

    STATUS restart(bool hardware = true)
    {
      if (hardware)
      {
        digitalWrite(PIN_RESET, LOW);
        digitalWrite(PIN_RESET, HIGH);
        return STATUS_OK;
      }
      return protocol(MSGTYPE_SET_RESET_REQUEST);
    }

    STATUS changeBaudrate(SPEED speed)
    {
      uint8_t arg;
      switch (speed)
      {
        case SPEED_1M    : arg =  1; break;
        case SPEED_500K  : arg =  2; break;
        case SPEED_115200: arg =  9; break;
        case SPEED_38400 : arg = 26; break;
        default: return STATUS_NOT_SUPPORTED;
      }
      STATUS rv = protocol(MSGTYPE_CHANGE_BAUDRATE_REQUEST, &arg, sizeof(arg));
      if (rv == STATUS_OK)
        baudrate(speed);
      return rv;
    }

    STATUS eraseFlash(void)
    {
      return protocol(MSGTYPE_FLASH_ERASE_REQUEST);
    }

    STATUS eraseFlash(uint8_t sector)
    {
      return protocol(MSGTYPE_SECTOR_ERASE_REQUEST, &sector, sizeof(sector));
    }

    STATUS programFlash(uint32_t addr, uint8_t *buf, uint16_t len)
    {
      uint8_t data[JN516X_MAX_DATA_SIZE + 4];
      if (len > JN516X_MAX_DATA_SIZE)
        len = JN516X_MAX_DATA_SIZE;
      write32(data + 0, addr);
      memcpy(data + 4, buf, len);
      return protocol(MSGTYPE_FLASH_PROGRAM_REQUEST, data, len + 4);
    }

    STATUS readFlash(uint32_t addr, uint8_t *buf, uint16_t len)
    {
      if (len > JN516X_MAX_DATA_SIZE)
        len = JN516X_MAX_DATA_SIZE;
      uint8_t data[6];
      write32(data + 0, addr);
      write16(data + 4, len);
      STATUS rv = protocol(MSGTYPE_FLASH_READ_REQUEST, data, sizeof(data));
      if (rv == STATUS_OK)
        memcpy(buf, _packet + 3, len);
      return rv;
    }

    STATUS selectFlash(FLASH type, uint32_t jump = 0)
    {
      uint8_t data[5];
      data[0] = (uint8_t)type;
      write32(data + 1, jump);
      return protocol(MSGTYPE_SELECT_FLASH_TYPE_REQUEST, data, sizeof(data));
    }

    STATUS writeSR(uint8_t data)
    {
      return protocol(MSGTYPE_WRITE_SR_REQUEST, &data, sizeof(data));
    }

    STATUS writeRAM(uint32_t addr, uint8_t *buf, uint16_t len)
    {
      uint8_t data[JN516X_MAX_DATA_SIZE + 4];
      if (len > JN516X_MAX_DATA_SIZE)
        len = JN516X_MAX_DATA_SIZE;
      write32(data + 0, addr);
      memcpy(data + 4, buf, len);
      return protocol(MSGTYPE_RAM_WRITE_REQUEST, data, len + 4);
    }

    STATUS readRAM(uint32_t addr, uint8_t *buf, uint16_t len)
    {
      if (len > JN516X_MAX_DATA_SIZE)
        len = JN516X_MAX_DATA_SIZE;
      uint8_t data[6];
      write32(data + 0, addr);
      write16(data + 4, len);
      STATUS rv = protocol(MSGTYPE_RAM_READ_REQUEST, data, sizeof(data));
      if (rv == STATUS_OK)
        memcpy(buf, _packet + 3, len);
      return rv;
    }

    STATUS run(uint32_t jump)
    {
      uint8_t data[4];
      write32(data, jump);
      return protocol(MSGTYPE_RUN_REQUEST, data, sizeof(data));
    }

    STATUS chipID(CHIPID& id)
    {
      STATUS rv = protocol(MSGTYPE_GET_CHIP_ID_REQUEST);
      id = (CHIPID)(rv == STATUS_OK ? read32(_packet + 3) : 0);
      return rv;
    }

    STATUS flashID(FLASHID& id)
    {
      STATUS rv = protocol(MSGTYPE_READ_FLASH_ID_REQUEST);
      id = (FLASHID)(rv == STATUS_OK ? read16(_packet + 3) : 0);
      return rv;
    }

    FLASH flashType(FLASHID id)
    {
      switch (id)
      {
        case FLASHID_ST_M25P05_A:    return FLASH_ST_M25P05_A;
        case FLASHID_ST_M25P10_A:    return FLASH_ST_M25P10_A;
        case FLASHID_ST_M25P20_A:    return FLASH_ST_M25P20_A;
        case FLASHID_ST_M25P40:      return FLASH_ST_M25P40;
        case FLASHID_SST_25VF010A:   return FLASH_SST_25VF010A;
        case FLASHID_ATMEL_25F512:   return FLASH_ATMEL_25F512;
        case FLASHID_INTERNAL_FLASH: return FLASH_INTERNAL_FLASH;
        default: break;
      }
      return (FLASH)0;
    }

    STATUS bootVersion(uint32_t& version)
    {
      uint8_t buf[sizeof(version)];
      STATUS rv = readRAM(0x0004, buf, sizeof(buf));
      version = (rv == STATUS_OK ? read32(buf) : 0);
      return rv;
    }

    STATUS macAddress(uint8_t *buf, bool customer = true)
    {
      return readRAM(customer ? 0x01001570 : 0x01001580, buf, 8);
    }

  protected:

    virtual void programStart(const char *chipname, const char *filename, bool program) {}
    virtual void programProgress(size_t size, size_t processed) {}
    virtual void programEnd(STATUS status) {}

  private:

    //
    // for MONOWIRELESS TWELITE-R(2) / MONOSTICK
    //
    static const CBUS PIN_PROG  = CBUS_3;
    static const CBUS PIN_RESET = CBUS_2;

    typedef enum : uint8_t
    {
      MSGTYPE_FLASH_ERASE_REQUEST        = 0x07,
      MSGTYPE_FLASH_ERASE_RESPONSE       = 0x08,
      MSGTYPE_FLASH_PROGRAM_REQUEST      = 0x09,
      MSGTYPE_FLASH_PROGRAM_RESPONSE     = 0x0A,
      MSGTYPE_FLASH_READ_REQUEST         = 0x0B,
      MSGTYPE_FLASH_READ_RESPONSE        = 0x0C,
      MSGTYPE_SECTOR_ERASE_REQUEST       = 0x0D,
      MSGTYPE_SECTOR_ERASE_RESPONSE      = 0x0E,
      MSGTYPE_WRITE_SR_REQUEST           = 0x0F,
      MSGTYPE_WRITE_SR_RESPONSE          = 0x10,
      MSGTYPE_SET_RESET_REQUEST          = 0x14,
      MSGTYPE_SET_RESET_RESPONSE         = 0x15,
      MSGTYPE_RAM_WRITE_REQUEST          = 0x1D,
      MSGTYPE_RAM_WRITE_RESPONSE         = 0x1E,
      MSGTYPE_RAM_READ_REQUEST           = 0x1F,
      MSGTYPE_RAM_READ_RESPONSE          = 0x20,
      MSGTYPE_RUN_REQUEST                = 0x21,
      MSGTYPE_RUN_RESPONSE               = 0x22,
      MSGTYPE_READ_FLASH_ID_REQUEST      = 0x25,
      MSGTYPE_READ_FLASH_ID_RESPONSE     = 0x26,
      MSGTYPE_CHANGE_BAUDRATE_REQUEST    = 0x27,
      MSGTYPE_CHANGE_BAUDRATE_RESPONSE   = 0x28,
      MSGTYPE_SELECT_FLASH_TYPE_REQUEST  = 0x2C,
      MSGTYPE_SELECT_FLASH_TYPE_RESPONSE = 0x2D,
      MSGTYPE_GET_CHIP_ID_REQUEST        = 0x32,
      MSGTYPE_GET_CHIP_ID_RESPONSE       = 0x33,
    } MSGTYPE;

    void write32(uint8_t *buf, uint32_t data, bool littleEndian = true)
    {
      if (littleEndian)
      {
        buf[0] = (uint8_t)data;
        buf[1] = (uint8_t)(data >> 8);
        buf[2] = (uint8_t)(data >> 16);
        buf[3] = (uint8_t)(data >> 24);
      }
      else
      {
        buf[3] = (uint8_t)data;
        buf[2] = (uint8_t)(data >> 8);
        buf[1] = (uint8_t)(data >> 16);
        buf[0] = (uint8_t)(data >> 24);
      }
    }

    void write16(uint8_t *buf, uint16_t data, bool littleEndian = true)
    {
      if (littleEndian)
      {
        buf[0] = (uint8_t)data;
        buf[1] = (uint8_t)(data >> 8);
      }
      else
      {
        buf[1] = (uint8_t)data;
        buf[0] = (uint8_t)(data >> 8);
      }
    }

    uint32_t read32(const uint8_t *buf, bool littleEndian = false)
    {
      return littleEndian
        ? ((uint32_t)buf[3] << 24) |
          ((uint32_t)buf[2] << 16) |
          ((uint16_t)buf[1] <<  8) |
          buf[0]
        : ((uint32_t)buf[0] << 24) |
          ((uint32_t)buf[1] << 16) |
          ((uint16_t)buf[2] <<  8) |
          buf[3];
    }

    uint16_t read16(const uint8_t *buf, bool littleEndian = false)
    {
      return littleEndian
        ? ((uint16_t)buf[1] << 8) | buf[0]
        : ((uint16_t)buf[0] << 8) | buf[1];
    }

    STATUS fileVersion(VERSION& version, FILE *fp)
    {
      uint8_t data[4];
      fseek(fp, 0, SEEK_SET);
      if (fread(data, 1, sizeof(data), fp) != sizeof(data))
      {
        version = (VERSION)0;
        return STATUS_FILE_READ_FAIL;
      }
      version = (VERSION)read32(data);
      return STATUS_OK;
    }

    uint8_t csum(void *buf, size_t len)
    {
      uint8_t *p = (uint8_t *)buf;
      uint8_t  c = 0;
      while (len--)
        c ^= *p++;
      return c;
    }

    STATUS protocol(MSGTYPE msg, uint8_t *buf = nullptr, uint8_t len = 0)
    {
      memcpy(_packet + 2, buf, len);
      len += 2;
      _packet[0]   = len;
      _packet[1]   = msg;
      _packet[len] = csum(_packet, len);
      len += 1;
      if (write(_packet, len) != len)
        return STATUS_WRITE_FAIL;
      for (len = _packet[0] = 0; len <= _packet[0]; )
      {
        uint8_t n = read(_packet + len, _packet[0] - len + 1);
        if (n == 0)
        {
          if (_debug)
            printf("Error: Message Type [%02X]\n", msg);
          return STATUS_NO_RESPONSE;
        }
        len += n;
      }
      return csum(_packet, len) ? STATUS_CRC_ERROR : (STATUS)_packet[2];
    }

    bool        _debug;
    SPEED       _speed;
    uint32_t    _timeout;
    std::string _chipidpath;
    uint8_t     _packet[256];
};

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jn516x_prog.h - Flash Programmer Library for NXP JN516x Series

This library is free software; you can redistribute it and/or

modify it under the terms of the GNU Lesser General Public

License as published by the Free Software Foundation; either

version 2.1 of the License, or (at your option) any later version.

This library is distributed in the hope that it will be useful,

but WITHOUT ANY WARRANTY; without even the implied warranty of

MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU

Lesser General Public License for more details.

You should have received a copy of the GNU Lesser General

Public License along with this library; if not, write to the

Free Software Foundation, Inc., 59 Temple Place, Suite 330,

Boston, MA 02111-1307 USA

#pragma once

#include <stdio.h>

#include <stdlib.h>

#include <string.h>

#include <string>

#include "ftd2.h"

#include "jn516x.h"

#define JN516X_MAX_DATA_SIZE 128

#define OTA_BOOT_FIRMWARE "-OTA-BOOT.bin"

class JN516x_PROG : public JN516x, public FTD2

{

public:

typedef enum

{

/* boot loader */

STATUS_OK = 0,

STATUS_NOT_SUPPORTED = 0xFF,

STATUS_WRITE_FAIL = 0xFE,

STATUS_INVALID_RESPONSE = 0xFD,

STATUS_CRC_ERROR = 0xFC,

STATUS_ASSERT_FAIL = 0xFB,

STATUS_USER_INTERRUPT = 0xFA,

STATUS_READ_FAIL = 0xF9,

STATUS_TST_ERROR = 0xF8,

STATUS_AUTH_ERROR = 0xF7,

STATUS_NO_RESPONSE = 0xF6,

/* orignal */

STATUS_FILE_WRITE_FAIL = 0xE3,

STATUS_FILE_READ_FAIL = 0xE2,

STATUS_FILE_NOT_FOUND = 0xE1,

STATUS_INVALID_VERSION = 0xE0,

} STATUS;

typedef struct __attribute__((packed))

{

uint8_t magicNumber[12];

uint8_t configuration;

uint8_t status;

uint16_t applicationID;

} tsBIR;

typedef struct __attribute__((packed))

{

tsBIR sBIR; // 16-byte Boot Image Record

uint8_t encryption[14]; // Encryption Initialisation Vector (ignored if unencrypted)

uint16_t configuration; // 16-bit Software Configuration Options

uint32_t imageSize; // 32-bit Length of Binary Image in bytes

uint32_t dataStart; // 32-bit .data section Flash start address

uint16_t dataAddress; // 16-bit .data section load address in RAM (word aligned)

uint16_t dataLength; // 16-bit .data section length in 32-bit words

uint16_t bssStart; // 16 bit .bss section start address in RAM (word aligned)

uint16_t bssLength; // 16-bit .bss section length in 32-bit words

uint32_t warmStart; // 32-bit wake-up entry point (word aligned) – warm start

uint32_t coldStart; // 32-bit reset entry point (word aligned) – cold start

} tsFlashHeader;

typedef struct __attribute__((packed))

{

uint32_t version; // version