int main(void)
{
_delay_ms(1000); //power_on_delay
RFM73_Initialize();
RED_LED_OUT();
RED_LED_OFF();
set_sleep_mode(SLEEP_MODE_PWR_DOWN);
sei(); // enable interrupts globally
sleep_mode(); // go to sleep
while(1)
{
Receive_Packet();
sleep_mode();
}
}
int main(void)
{
power_on_delay();
timer0_init();
RED_LED_OUT();
RED_LED_OFF();
if(rfm70_init(RFM70_MODE_PRX, addr) != 0) {
RED_LED_ON();
}
sei(); // enable interrupts globally
rfm70_set_ack_payload(RFM70_PIPE0, ack_pld, sizeof(ack_pld));
while(1)
{
Receive_Packet();
}
}
int main(void)
{
uint8_t i;
power_on_delay();
rfm70_init(RFM70_MODE_PRX, addr);
RED_LED_OUT();
RED_LED_OFF();
usbInit();
usbDeviceDisconnect(); /* Disconnect for some time to enforce reenumeration */
i = 0;
while(--i) {
_delay_ms(1);
}
usbDeviceConnect();
sei(); // enable interrupts globally
while(1)
{
usbPoll();
Receive_Packet();
}
}
//---------------------------------------------------------------------------------
static int32_t Ymodem_Receive ( char* FileName, uint32_t maxsize, uint8_t getname )
{
uint8_t packet_data[PACKET_1K_SIZE + PACKET_OVERHEAD], file_size[FILE_SIZE_LENGTH], *file_ptr;
int32_t i, packet_length, file_len, write_len, session_done, file_done, packets_received, errors, session_begin, size = 0;
for (session_done = 0, errors = 0, session_begin = 0; ;)
{
for (packets_received = 0, file_done = 0; ;)
{
switch (Receive_Packet(packet_data, &packet_length, NAK_TIMEOUT))
{
case 0:
switch (packet_length)
{
/* Abort by sender */
case -1:
Send_Byte(ACK);
return 0;
/* End of transmission */
case 0:
Send_Byte(ACK);
file_done = 1;
break;
/* Normal packet */
default:
if ((packet_data[PACKET_SEQNO_INDEX] & 0xff) != (packets_received & 0xff))
{
errors ++;
if (errors > MAX_ERRORS)
{
send_CA();
return 0;
}
Send_Byte(NAK);
}
else
{
errors = 0;
if (packets_received == 0)
{
/* Filename packet */
if (packet_data[PACKET_HEADER] != 0)
{
// Filename packet has valid data
if (getname == 0) {
for (i = 0, file_ptr = packet_data + PACKET_HEADER; (*file_ptr != 0) && (i < SPIFFS_OBJ_NAME_LEN);)
{
FileName[i++] = *file_ptr++;
}
FileName[i++] = '\0';
}
for (i = 0, file_ptr = packet_data + PACKET_HEADER; (*file_ptr != 0) && (i < packet_length);)
{
file_ptr++;
}
for (i = 0, file_ptr ++; (*file_ptr != ' ') && (i < FILE_SIZE_LENGTH);)
{
file_size[i++] = *file_ptr++;
}
file_size[i++] = '\0';
Str2Int(file_size, &size);
// Test the size of the file
if (size < 1 || size > maxsize) {
file_fd = FILE_NOT_OPENED;
/* End session */
send_CA();
return -4;
}
/* *** Open the file *** */
if (FILE_NOT_OPENED != file_fd) {
SPIFFS_close(&fs,file_fd);
file_fd = FILE_NOT_OPENED;
}
file_fd = SPIFFS_open(&fs, (char*)FileName, mode2flag("w"), 0);
if (file_fd <= FILE_NOT_OPENED) {
file_fd = FILE_NOT_OPENED;
/* End session */
send_CA();
return -2;
}
file_len = 0;
Send_Byte(ACK);
Send_Byte(CRC16);
}
/* Filename packet is empty, end session */
else
{
Send_Byte(ACK);
file_done = 1;
session_done = 1;
break;
}
}
/* Data packet */
else
{
/* Write received data to file */
if (file_len < size) {
file_len = file_len + packet_length;
if (file_len > size) {
write_len = packet_length - (file_len - size);
}
else {
write_len = packet_length;
}
if (file_fd <= FILE_NOT_OPENED) {
file_fd = FILE_NOT_OPENED;
// File not opened, End session
send_CA();
return -2;
}
if (SPIFFS_write(&fs,file_fd, (char*)(packet_data + PACKET_HEADER), write_len) < 0)
{ //failed
SPIFFS_close(&fs,file_fd);
file_fd = FILE_NOT_OPENED;
/* End session */
send_CA();
return -1;
}
}
//success
Send_Byte(ACK);
}
packets_received ++;
session_begin = 1;
}
}
break;
case 1:
send_CA();
return -3;
default:
if (session_begin >= 0)
{
errors ++;
}
if (errors > MAX_ERRORS)
{
send_CA();
return 0;
}
Send_Byte(CRC16);
break;
}
if (file_done != 0)
{
break;
}
}
if (session_done != 0)
{
break;
}
}
return (int32_t)size;
}
//=======================================================================================
//inline
void sendMachine_3(){
enum { DATAMAXLEN = 64,
DATAMARKERPOSITION = 0, DATAMARKER = '?',
DATACODELENPOSITION = 1,
DATACODEPOSION = 2 };
#define ASKDATALEN 3
char ASKDATA[ASKDATALEN] = "***";
#define ANSWERDATALEN 3
char ANSWERDATA[ANSWERDATALEN] = "+++";
static char data[DATAMAXLEN];
#define REPCOUNTER 3
static char repeat_counter = REPCOUNTER;
enum {WAITNEWCODE, WAITCODEDONE, WAITBOX, SENDTOBOX, WAITDELAY};
static char state = WAITNEWCODE;
switch (state){
//========================
case WAITNEWCODE:
//========================
if (getFlag(FLAG_NEW_NOCK) == TRUE)
state = WAITCODEDONE;
break;
//========================
case WAITCODEDONE:
//========================
if (getFlag(FLAG_NEW_NOCK) == FALSE){
//state = WAITBOX; //DEBUG
state = SENDTOBOX;
}
break;
//========================
case WAITBOX:{
//========================
char len = Receive_Packet(data, DATAMAXLEN);
if (len > 0){
#ifdef LOGG
loggerWriteToMarker((LogMesT)" WAITBOX get data: *", '*');
loggerWrite((LogMesT)data, len);
#endif
for (char i = 0; i < ANSWERDATALEN; i++)
if (data[i] != ANSWERDATA[i])
return;
state = SENDTOBOX;
break;
}
SwitchToTxMode();
Send_Packet(W_TX_PAYLOAD_NOACK_CMD, (unsigned char *)ASKDATA, ASKDATALEN);
//Send_Packet(0, ASKDATA, ASKDATALEN);
SwitchToRxMode();
state = WAITDELAY;
}break;
//========================
case WAITDELAY:
//========================
if (processWait() == TRUE)
#ifdef LOGG
loggerWriteToMarker((LogMesT)" goto WAITBOX\r*", '*');
#endif
state = WAITBOX;
break;
//========================
case SENDTOBOX:{
//========================
#ifdef LOGG
loggerWriteToMarker((LogMesT)" SENDTOBOX\r*", '*');
#endif
SwitchToTxMode();
Nock * nock = getNock(NOCK_PATTERN);
data[DATAMARKERPOSITION] = DATAMARKER;
data[DATACODELENPOSITION] = nock->count;
unsigned char i;
for (i = 0; i < nock->count; i++){
int time = nock->nock[i];
char * p = &time;
data[DATACODEPOSION + i*2] = *p;
p++;
data[DATACODEPOSION + i*2 + 1] = *p;
}
data[DATACODEPOSION + i * 2] = DATAMARKER;
Send_Packet(W_TX_PAYLOAD_NOACK_CMD, (unsigned char *)data, DATACODEPOSION + nock->count * 2 + 1);
//Send_Packet(0, (unsigned char *)data, DATACODEPOSION + nock->count + 1);
#ifdef LOGG
loggerWriteToMarker((LogMesT)" nock count: *", '*');
char ch = nock->count + 48;
loggerWrite(&ch, 1);
#endif
if (repeat_counter-- <= 0){
repeat_counter = REPCOUNTER;
state = WAITNEWCODE;
}
}break;
//========================
default: break;
//========================
}
}
/**
* @brief Receive a file using the ymodem protocol.
* @param buf: Address of the first byte.
* @retval The size of the file.
*/
int32_t Ymodem_Receive (uint8_t *buf)
{
uint8_t packet_data[PACKET_1K_SIZE + PACKET_OVERHEAD], file_size[FILE_SIZE_LENGTH], *file_ptr, *buf_ptr;
int32_t i, packet_length, session_done, file_done, packets_received, errors, session_begin, size = 0;
uint32_t flashdestination, ramsource;
/* Initialize flashdestination variable */
flashdestination = APPLICATION_ADDRESS;
for (session_done = 0, errors = 0, session_begin = 0; ;)
{
for (packets_received = 0, file_done = 0, buf_ptr = buf; ;)
{
switch (Receive_Packet(packet_data, &packet_length, NAK_TIMEOUT))
{
case 0:
errors = 0;
switch (packet_length)
{
/* Abort by sender */
case - 1:
Send_Byte(ACK);
return 0;
/* End of transmission */
case 0:
Send_Byte(ACK);
file_done = 1;
break;
/* Normal packet */
default:
if ((packet_data[PACKET_SEQNO_INDEX] & 0xff) != (packets_received & 0xff))
{
Send_Byte(NAK);
}
else
{
if (packets_received == 0)
{
/* Filename packet */
if (packet_data[PACKET_HEADER] != 0)
{
/* Filename packet has valid data */
for (i = 0, file_ptr = packet_data + PACKET_HEADER; (*file_ptr != 0) && (i < FILE_NAME_LENGTH);)
{
FileName[i++] = *file_ptr++;
}
FileName[i++] = '\0';
for (i = 0, file_ptr ++; (*file_ptr != ' ') && (i < FILE_SIZE_LENGTH);)
{
file_size[i++] = *file_ptr++;
}
file_size[i++] = '\0';
Str2Int(file_size, &size);
/* Test the size of the image to be sent */
/* Image size is greater than Flash size */
if (size > (USER_FLASH_SIZE + 1))
{
/* End session */
Send_Byte(CA);
Send_Byte(CA);
return -1;
}
/* erase user application area */
FLASH_If_Erase(APPLICATION_ADDRESS);
Send_Byte(ACK);
Send_Byte(CRC16);
}
/* Filename packet is empty, end session */
else
{
Send_Byte(ACK);
file_done = 1;
session_done = 1;
break;
}
}
/* Data packet */
else
{
memcpy(buf_ptr, packet_data + PACKET_HEADER, packet_length);
ramsource = (uint32_t)buf;
/* Write received data in Flash */
if (FLASH_If_Write(&flashdestination, (uint32_t*) ramsource, (uint16_t) packet_length/4) == 0)
{
Send_Byte(ACK);
}
else /* An error occurred while writing to Flash memory */
{
/* End session */
Send_Byte(CA);
Send_Byte(CA);
return -2;
}
}
packets_received ++;
session_begin = 1;
}
}
break;
case 1:
Send_Byte(CA);
Send_Byte(CA);
return -3;
default:
if (session_begin > 0)
{
errors ++;
}
if (errors > MAX_ERRORS)
{
Send_Byte(CA);
Send_Byte(CA);
return 0;
}
Send_Byte(CRC16);
break;
}
if (file_done != 0)
{
break;
}
}
if (session_done != 0)
{
break;
}
}
return (int32_t)size;
}
/**
* @brief Receive a file using the ymodem protocol
* @param buf: Address of the first byte
* @retval The size of the file
*/
int32_t Ymodem_Receive (uint8_t *buf)
{
uint8_t packet_data[PACKET_1K_SIZE + PACKET_OVERHEAD], file_size[FILE_SIZE_LENGTH], *file_ptr, *buf_ptr;
int32_t i, j, packet_length, session_done, file_done, packets_received, errors, session_begin, size = 0;
/* Initialize FlashDestination variable */
FlashDestination = ApplicationAddress;
for (session_done = 0, errors = 0, session_begin = 0; ;)
{
for (packets_received = 0, file_done = 0, buf_ptr = buf; ;)
{
switch (Receive_Packet(packet_data, &packet_length, NAK_TIMEOUT))
{
case 0:
errors = 0;
switch (packet_length)
{
/* Abort by sender */
case - 1:
Send_Byte(ACK);
return 0;
/* End of transmission */
case 0:
Send_Byte(ACK);
file_done = 1;
break;
/* Normal packet */
default:
if ((packet_data[PACKET_SEQNO_INDEX] & 0xff) != (packets_received & 0xff))
{
Send_Byte(NAK);
}
else
{
if (packets_received == 0)
{
/* Filename packet */
if (packet_data[PACKET_HEADER] != 0)
{
/* Filename packet has valid data */
for (i = 0, file_ptr = packet_data + PACKET_HEADER; (*file_ptr != 0) && (i < FILE_NAME_LENGTH);)
{
file_name[i++] = *file_ptr++;
}
file_name[i++] = '\0';
for (i = 0, file_ptr ++; (*file_ptr != ' ') && (i < FILE_SIZE_LENGTH);)
{
file_size[i++] = *file_ptr++;
}
file_size[i++] = '\0';
Str2Int(file_size, &size);
/* Test the size of the image to be sent */
/* Image size is greater than Flash size */
if (size > (FLASH_SIZE - 1))
{
/* End session */
Send_Byte(CA);
Send_Byte(CA);
return -1;
}
/* Erase the needed pages where the user application will be loaded */
/* Define the number of page to be erased */
NbrOfPage = FLASH_PagesMask(size);
/* Erase the FLASH pages */
for (EraseCounter = 0; (EraseCounter < NbrOfPage) && (FLASHStatus == FLASH_COMPLETE); EraseCounter++)
{
FLASHStatus = FLASH_ErasePage(FlashDestination + (PageSize * EraseCounter));
}
Send_Byte(ACK);
Send_Byte(CRC16);
}
/* Filename packet is empty, end session */
else
{
Send_Byte(ACK);
file_done = 1;
session_done = 1;
break;
}
}
/* Data packet */
else
{
memcpy(buf_ptr, packet_data + PACKET_HEADER, packet_length);
RamSource = (uint32_t)buf;
for (j = 0;(j < packet_length) && (FlashDestination < ApplicationAddress + size);j += 4)
{
/* Program the data received into STM32F10x Flash */
FLASH_ProgramWord(FlashDestination, *(uint32_t*)RamSource);
if (*(uint32_t*)FlashDestination != *(uint32_t*)RamSource)
{
/* End session */
Send_Byte(CA);
Send_Byte(CA);
return -2;
}
FlashDestination += 4;
RamSource += 4;
}
Send_Byte(ACK);
}
packets_received ++;
session_begin = 1;
}
}
break;
case 1:
Send_Byte(CA);
Send_Byte(CA);
return -3;
default:
if (session_begin > 0)
{
errors ++;
}
if (errors > MAX_ERRORS)
{
Send_Byte(CA);
Send_Byte(CA);
return 0;
}
Send_Byte(CRC16);
break;
}
if (file_done != 0)
{
break;
}
}
if (session_done != 0)
{
break;
}
}
return (int32_t)size;
}
int32_t Ymodem_Receive(uint8_t *buf)
{
uint8_t packet_data[PACKET_1K_SIZE + PACKET_OVERHEAD], file_size[FILE_SIZE_LENGTH], *file_ptr, *buf_ptr;
int32_t i,j,packet_length, session_done, file_done, packets_received, errors, session_begin, size = 0;
/* Initialize FlashDestination variable */
FlashDestination = ApplicationAddress;
for(session_done = 0, errors = 0, session_begin = 0; ;)
{
for(packets_received = 0, file_done = 0, buf_ptr = buf; ;)
{
switch(Receive_Packet(packet_data, &packet_length, NAK_TIMEOUT))
{
case 0:
errors = 0;
switch (packet_length)
{
/* Abort by sender */
case - 1:
Send_Byte(ACK);
return 0;
/* End of transmission */
case 0:
Send_Byte(ACK);
file_done = 1;
break;
/* Normal packet */
default:
if ((packet_data[PACKET_SEQNO_INDEX] & 0xff) != (packets_received & 0xff))//数据包编号
{
Send_Byte(NAK);
}
else
{
if(packets_received == 0)/* 第一次传输文件属性 */
{
if(packet_data[PACKET_HEADER] != 0)/* Filename packet has valid data */
{
for(i = 0, file_ptr = packet_data + PACKET_HEADER; (*file_ptr != 0) && (i < FILE_NAME_LENGTH);)
file_name[i++] = *file_ptr++;
file_name[i++] = '\0';/*接收文件名结束*/
for(i = 0, file_ptr ++; (*file_ptr != ' ') && (i < FILE_SIZE_LENGTH);)
file_size[i++] = *file_ptr++;
file_size[i++] = '\0';/*接收文件名大小结束*/
Str2Int(file_size, &size);
if(size > (FLASH_SIZE - SYSTEM_BOOTLOADER_LENGTH -1))//代码长度超过空间大小
{
Send_Byte(CA);
Send_Byte(CA);
return -1;
}
if ((size % PAGE_SIZE) != 0)//根据代码大小分配块
NbrOfPage = (size / PAGE_SIZE) + 1;
else
NbrOfPage = size / PAGE_SIZE;
for (EraseCounter = 0; (EraseCounter < NbrOfPage) && (FLASHStatus == FLASH_OK); EraseCounter++)
{
FLASHStatus = FLASH_EraseSector(FlashDestination/PageSize + EraseCounter);//擦除代码所需要块
FLASHStatus = FLASH_OK;
}
Send_Byte(ACK);
Send_Byte(CRC16);
}
else/* Filename packet is empty, end session */
{
Send_Byte(ACK);
file_done = 1;
session_done = 1;
break;
}
}
else/* Data packet */
{
memcpy(buf_ptr, packet_data + PACKET_HEADER, packet_length);
RamSource = (uint32_t)buf;
for (j = 0;(j < packet_length) && (FlashDestination < ApplicationAddress + size);j += 4)
{
/* Program the data received into STM32F10x Flash */
FLASH_WriteWord(FlashDestination, *(uint32_t*)RamSource);
if (*(uint32_t*)FlashDestination != *(uint32_t*)RamSource)
{
/* End session */
Send_Byte(CA);
Send_Byte(CA);
return -2;
}
FlashDestination += 4;
RamSource += 4;
}
Send_Byte(ACK);
}
packets_received ++;
session_begin = 1;//错误计数器
}
}
break;
case 1:
Send_Byte(CA);
Send_Byte(CA);
return -3;
default:
if (session_begin > 0)
{
errors ++;
}
if (errors > MAX_ERRORS)
{
Send_Byte(CA);
Send_Byte(CA);
return 0;
}
Send_Byte(CRC16);
break;
}
if (file_done != 0)
{
break;
}
}
if (session_done != 0)
{
break;
}
}
return (int32_t)size;
}
/**
* @brief Receive a file using the ymodem protocol.
* @param buf: Address of the first byte.
* @retval The size of the file.
*/
int32_t Ymodem_Receive (uint8_t *buf, mico_flash_t flash, uint32_t flashdestination, int32_t maxRecvSize)
{
uint8_t packet_data[PACKET_1K_SIZE + PACKET_OVERHEAD], file_size[FILE_SIZE_LENGTH], *file_ptr, *buf_ptr;
int32_t i, packet_length, session_done, file_done, packets_received, errors, session_begin, size = 0;
uint32_t ramsource;
MicoFlashInitialize(flash);
for (session_done = 0, errors = 0, session_begin = 0; ;)
{
for (packets_received = 0, file_done = 0, buf_ptr = buf; ;)
{
switch (Receive_Packet(packet_data, &packet_length, NAK_TIMEOUT))
{
case 0:
errors = 0;
switch (packet_length)
{
/* Abort by sender */
case - 1:
Send_Byte(ACK);
MicoFlashFinalize(flash);
return 0;
/* End of transmission */
case 0:
Send_Byte(ACK);
file_done = 1;
break;
/* Normal packet */
default:
if ((packet_data[PACKET_SEQNO_INDEX] & 0xff) != (packets_received & 0xff))
{
Send_Byte(NAK);
}
else
{
if (packets_received == 0)
{
/* Filename packet */
if (packet_data[PACKET_HEADER] != 0)
{
/* Filename packet has valid data */
for (i = 0, file_ptr = packet_data + PACKET_HEADER; (*file_ptr != 0) && (i < FILE_NAME_LENGTH);)
{
FileName[i++] = *file_ptr++;
}
FileName[i++] = '\0';
for (i = 0, file_ptr ++; (*file_ptr != ' ') && (i < FILE_SIZE_LENGTH);)
{
file_size[i++] = *file_ptr++;
}
file_size[i++] = '\0';
Str2Int(file_size, &size);
/* Test the size of the image to be sent */
/* Image size is greater than Flash size */
if (size > (maxRecvSize + 1))
{
/* End session */
Send_Byte(CA);
Send_Byte(CA);
MicoFlashFinalize(flash);
return -1;//The image size is higher than memory!
}
/* erase user application area */
MicoFlashErase(flash, flashdestination, flashdestination + maxRecvSize - 1);
Send_Byte(ACK);
Send_Byte(CRC16);
}
/* Filename packet is empty, end session */
else
{
Send_Byte(ACK);
file_done = 1;
session_done = 1;
break;
}
}
/* Data packet */
else
{
memcpy(buf_ptr, packet_data + PACKET_HEADER, packet_length);
ramsource = (uint32_t)buf;
/* Write received data in Flash */
if (MicoFlashWrite(flash, &flashdestination, (uint8_t*) ramsource, (uint32_t) packet_length) == 0)
{
Send_Byte(ACK);
}
else /* An error occurred while writing to Flash memory */
{
/* End session */
Send_Byte(CA);
Send_Byte(CA);
MicoFlashFinalize(flash);
return -2;//Verification failed!
}
}
packets_received ++;
session_begin = 1;
}
}
break;
case 1:
Send_Byte(CA);
Send_Byte(CA);
MicoFlashFinalize(flash);
return -3;//Aborted by user.
default:
if (session_begin > 0)
{
errors ++;
}
if (errors > MAX_ERRORS)
{
Send_Byte(CA);
Send_Byte(CA);
MicoFlashFinalize(flash);
return 0;//Failed to receive file!
}
Send_Byte(CRC16);
break;
}
if (file_done != 0)
{
break;
}
}
if (session_done != 0)
{
break;
}
}
MicoFlashFinalize(flash);
return (int32_t)size;//successful
}
int main(void) {
uchar i;
int intro = 1;
static char reciveErrorCount = 0;
static char carrierErrorCount = 0;
wdt_enable(WDTO_1S);
/* Even if you don't use the watchdog, turn it off here. On newer devices,
* the status of the watchdog (on/off, period) is PRESERVED OVER RESET!
* RESET status: all port bits are inputs without pull-up.
* That's the way we need D+ and D-. Therefore we don't need any
* additional hardware initialization.
*/
usbInit();
usbDeviceDisconnect(); /* enforce re-enumeration, do this while interrupts are disabled! */
i = 0;
while (--i) { // fake USB disconnect for > 250 ms
wdt_reset();
_delay_ms(1);
}
usbDeviceConnect();
//sei();
//Ports initialization and other piperials
LCD_Initalize();
LCD_Clear();
/* About project screen */
//LCD_GoTo(center("SMiW 2011/2012"), 0);
//LCD_WriteText("SMiW 2011/2012");
//LCD_GoTo(center("Marcin Jabrzyk"), 2);
//LCD_WriteText("Marcin Jabrzyk");
irmp_init(); //IR libary
timer_init(); //IR timmer and ADC starter
adc_init(); //ADC configuration
cli();
intro = 0;
if (RFM70_Initialize(0, (uint8_t*) "Smiw2")) {
LCD_GoTo(center("Init RFM70"), 2);
LCD_WriteText("Init RFM70");
_delay_ms(100);
} else {
LCD_GoTo(center("ERR init RFM70"), 1);
LCD_WriteText("ERR init RFM70");
}
if (RFM70_Present()) {
LCD_GoTo(center("RFM70 present"), 3);
LCD_WriteText("RFM70 present");
} else {
LCD_GoTo(center("RFM70 not present"), 3);
LCD_WriteText("RFM70 not present");
}
sei();
for (;;) { /* main event loop */
wdt_reset();
usbPoll();
if (RFM70_Present()) {
sprintf(screenDebug[0], screenDebugTemplate[0], "OK");
} else {
sprintf(screenDebug[0], screenDebugTemplate[0], "ERROR");
}
if (Carrier_Detected()) {
sprintf(screenDebug[1], screenDebugTemplate[1], "OK");
carrierErrorCount = 0;
} else {
carrierErrorCount++;
}
if (carrierErrorCount > 50) {
sprintf(screenDebug[1], screenDebugTemplate[1], "NONE");
}
char* _tempGrzejnik;
if (Packet_Received()) {
sprintf(screenDebug[2], screenDebugTemplate[2], "OK");
Receive_Packet(message);
//if from grzejnik starts with "a" else from piec
_tempGrzejnik = strchr(message, 'a');
if (_tempGrzejnik != NULL ) {
strncpy(tempFromGrzejnik, _tempGrzejnik, 4);
sprintf(screenCenter[2], screenCenterTemplate[2],
_tempGrzejnik);
} else {
strncpy(tempFromPiec, message, 4);
sprintf(screenCenter[1], screenCenterTemplate[1], message);
}
reciveErrorCount = 0;
} else {
reciveErrorCount++;
}
if (reciveErrorCount > 90) {
sprintf(screenDebug[2], screenDebugTemplate[2], "WAIT");
}
if (irmp_get_data(&irmp_data)) { // When IR decodes a new key presed.
lastKey = irmp_data.command; //Save the key
itoa(irmp_data.command, lastKeyStr, 10); //Convert it to string
sprintf(screenCenter[3], screenCenterTemplate[3], lastKeyStr);
isChanged = 1;
intro = 0;
}
if (intro == 0) {
switch (lastKey) { //Change the view
case 69:
printScreenWithCenter(screenLeft);
break; //CH-
case 70:
printScreen(screenCenter);
break; //CH
case 71:
printScreenWithCenter(screenRight);
break; //CH+
case 82:
printScreen(screenDebug);
break;
default:
printScreen(screenCenter);
break; //Any other key
}
}
usbPoll();
}
return 0;
}
/**
* @brief Receive a file using the ymodem protocol
* @param buf: Address of the first byte
* @retval The size of the file
*/
int32_t Ymodem_Receive (uint8_t *buf)
{
uint8_t packet_data[PACKET_1KB_SIZE + PACKET_OVERHEAD], file_size[FILE_SIZE_LENGTH], *file_ptr, *buf_ptr;
int32_t i, j, packet_length, session_done, file_done, packets_received, errors, session_begin, size = 0;
/* Initialize FlashDestination variable */
FlashDestination = ApplicationAddress;
Send_Byte(CRC16);
for (session_done = 0, errors = 0, session_begin = 0; ;)
{
for (packets_received = 0, file_done = 0, buf_ptr = buf; ;)
{
switch (Receive_Packet(packet_data, &packet_length, NAK_TIMEOUT))
{
case 0://成功收到数据
//
errors = 0;
switch (packet_length)
{
/* Abort by sender */
case - 1://接收失败
Send_Byte(ACK);
return 0;
/* End of transmission */
case 0://本次文件传送结束
Send_Byte(ACK);
file_done = 1;
break;
/* Normal packet */
default://接收成功
if ((packet_data[PACKET_SEQNO_INDEX] & 0xff) != (packets_received & 0xff))
{
Send_Byte(NAK);
}
else
{
if (packets_received == 0)//文件信息(首包)
{
/* Filename packet */
if (packet_data[PACKET_HEADER] != 0)//文件名字
{
/* Filename packet has valid data */
for (i = 0, file_ptr = packet_data + PACKET_HEADER; (*file_ptr != 0) && (i < FILE_NAME_LENGTH);)
{
file_name[i++] = *file_ptr++;//保存文件名字
}
file_name[i++] = '\0';//字符串形式
for (i = 0, file_ptr ++; (*file_ptr != ' ') && (i < FILE_SIZE_LENGTH);)
{
file_size[i++] = *file_ptr++;//文件大小
}
file_size[i++] = '\0';
Str2Int(file_size, &size);
/* Test the size of the image to be sent */
/* Image size is greater than Flash size */
if (size > (FLASH_SIZE - 1))
{
/* End session */
Send_Byte(CA);
Send_Byte(CA);
return -1;
}
/* Erase the needed pages where the user application will be loaded */
/* Define the number of page to be erased */
if(EraseSomePages(size, 0))
{
}
else
{
/* End session */
Send_Byte(CA);
Send_Byte(CA);
return -1;
//Erase failed
}
Send_Byte(ACK);
Send_Byte(CRC16);
}
/* Filename packet is empty, end session */
else
{
Send_Byte(ACK);
file_done = 1;
session_done = 1;
break;
}
}
/* Data packet */
else//文件信息保存完之后开始接收数据
{
memcpy(buf_ptr, packet_data + PACKET_HEADER, packet_length);
RamSource = (uint32_t)buf;
for (j = 0;(j < packet_length) && (FlashDestination < ApplicationAddress + size);j += 4)
{
/* Program the data received into STM32F10x Flash */
FLASH_Unlock();
FLASH_ProgramWord(FlashDestination, *(uint32_t*)RamSource);
FLASH_Lock();
if (*(uint32_t*)FlashDestination != *(uint32_t*)RamSource)
{
/* End session */
Send_Byte(CA);
Send_Byte(CA);
return -2;
}
FlashDestination += 4;
RamSource += 4;
}
Send_Byte(ACK);
}
packets_received ++;
session_begin = 1;
}
}
break;
case 1://用户按下了'a'或'A'
Send_Byte(CA);
Send_Byte(CA);
return -3;
default://检查错误
if (session_begin > 0)
{
errors ++;
}
if (errors > MAX_ERRORS)
{
Send_Byte(CA);
Send_Byte(CA);
return 0;
}
Send_Byte(CRC16);//发送校验值
break;
}
if (file_done != 0)
{
break;
}
}
if (session_done != 0)//文件发送完成
{
break;
}
}
return (int32_t)size;
}
/*******************************************************************************
* @函数名称 Ymodem_Receive
* @函数说明 通过 ymodem协议接收一个文件
* @输入参数 buf: 首地址指针
* @输出参数 无
* @返回参数 文件长度
*******************************************************************************/
int32_t Ymodem_Receive (uint8_t *buf)
{
uint8_t packet_data[PACKET_1K_SIZE + PACKET_OVERHEAD], file_size[FILE_SIZE_LENGTH], *file_ptr, *buf_ptr;
int32_t i, j, packet_length, session_done, file_done, packets_received, errors, session_begin;
uint32_t receive_file_size = 0;
uint8_t receive_result;
//初始化Flash地址变量
FlashDestination = ApplicationAddress;
for (session_done = 0, errors = 0, session_begin = 0; ;) //死循环，初始化
{
for (packets_received = 0, file_done = 0, buf_ptr = buf; ;) //死循环，初始化
{
//0: 正常返回
//-1: 超时或者数据包错误
//1: 用户取消
receive_result=Receive_Packet(packet_data, &packet_length, NAK_TIMEOUT);
//for debug
// Send_Byte(receive_result);
// Send_Byte(packet_length);
switch (receive_result) //从发送端接收一个数据包
{
case 0: //0:正常返回
errors = 0;
switch (packet_length)
{
//发送端终止
case - 1:
Send_Byte(ACK);
return 0;
//结束传输
case 0:
Send_Byte(ACK);
file_done = 1;
break;
//正常的数据包
default:
if ((packet_data[PACKET_SEQNO_INDEX] & 0xff) != (packets_received & 0xff)) //数据包编号错误
{
Send_Byte(NAK);
}
else //包编号正确
{
//表示第0帧，即文件名数据包
if (packets_received == 0)
{
//文件名数据包
if (packet_data[PACKET_HEADER] != 0)
{
//文件名数据包有效数据区域
for (i = 0, file_ptr = packet_data + PACKET_HEADER; (*file_ptr != 0) && (i < FILE_NAME_LENGTH);)
{
file_name[i++] = *file_ptr++;
}
file_name[i++] = '\0'; //上位机发送的文件名
for (i = 0, file_ptr ++; (*file_ptr != ' ') && (i < FILE_SIZE_LENGTH);)
{
file_size[i++] = *file_ptr++;
}
file_size[i++] = '\0';
Str2Int(file_size, &receive_file_size); //size表示上位机发送过来的文件的大小
//for debug
// Send_Byte(size);
//测试数据包是否过大
if (receive_file_size > (FLASH_SIZE - 1))
{
//结束
Send_Byte(CA);
Send_Byte(CA);
return -1;
}
//计算需要擦除Flash的页
NbrOfPage = FLASH_PagesMask(receive_file_size);
//for debug
// Send_Byte(0xfd);
//擦除Flash
for (EraseCounter = 0; (EraseCounter < NbrOfPage) && (FLASHStatus == FLASH_COMPLETE); EraseCounter++)
{
FLASHStatus = FLASH_ErasePage(FlashDestination + (PageSize * EraseCounter));
}
//for debug
// Send_Byte(0xfe);
Send_Byte(ACK); //收到上位机发送的第0帧之后发送ACK命令
Send_Byte(CRC16); //接着再发送C，表示等待上位机发送数据帧
//for debug
// Send_Byte(0xff);
}
//文件名数据包空，结束传输
else
{
Send_Byte(ACK);
file_done = 1;
session_done = 1;
break;
}
}
//非第0帧的协议数据包
else
{
memcpy(buf_ptr, packet_data + PACKET_HEADER, packet_length);
RamSource = (uint32_t)buf; //内层for循环初始化buf_ptr = buf
for (j = 0; (j < packet_length) && (FlashDestination < ApplicationAddress + receive_file_size); j += 4)
{
//把接收到的数据编写到Flash中
FLASH_ProgramWord(FlashDestination, *(uint32_t*)RamSource);
if (*(uint32_t*)FlashDestination != *(uint32_t*)RamSource) //检查写flash是否成功
{
//结束
Send_Byte(CA);
Send_Byte(CA);
return -2;
}
FlashDestination += 4;
RamSource += 4;
}//非第0帧的协议数据包结束
Send_Byte(ACK); //接受到第非0帧数据帧之后，发送ACK命令
}
packets_received ++; //不管是第0帧还是第非0帧，数据包编号自增
session_begin = 1; //接受数据包成功则会话开始
}//包编号正确结束
}//内层switch循环结束
break;
case 1: //1: 用户取消
Send_Byte(CA);
Send_Byte(CA);
return -3;
default: //-1: 超时或者数据包错误
if (session_begin > 0)
{
errors ++;
}
if (errors > MAX_ERRORS) //如果错误次数大于MAX_ERRORS=5
{
Send_Byte(CA);
Send_Byte(CA);
return 0;
}
Send_Byte(CRC16); //发送C
break;
}//外层switch结束
if (file_done != 0)
{
break;
}
}//内层for循环结束
if (session_done != 0)
{
break;
}
}//外层for循环结束
return (int32_t)receive_file_size;
}
/*******************************************************************************
* 函数命名: Ymodem
* 输入参数: - address of the first byte
* 输出参数: - None
* —返回值: - The size of the file
* 函数功能: Receive a file using the ymodem protocol
*******************************************************************************/
int32_t Ymodem_Receive (uint8_t *buf)
{
uint8_t packet_data[128 + 5], file_size[50], *file_ptr, *buf_ptr;
int32_t i, packet_length, session_done, file_done, errors, session_begin, size = 0, packets_received = 0;
uint32_t flashdestination, ramsource;
/* Initialize flashdestination variable */
flashdestination = 0;
flashdestination = APPLICATION_ADDRESS;
//flashdestination = 0x1100;
for (session_done = 0, errors = 0, session_begin = 0; ;)
{
for (packets_received = 0, file_done = 0, buf_ptr = buf; ;)
{
switch (Receive_Packet(packet_data, &packet_length, 0x10000))//纯数据缓存在 packet_data 中 0x1000
{
case 0://正常传输 or 传输结束
errors = 0;
switch (packet_length)//数据包长度
{
case -1:/* Abort by sender */
Put_char(ACK);
return 0;
case 0:/* End of transmission */
Put_char(ACK);
file_done = 1;
// session_done = 1; //ybz 改变Ymodem协议 多个bin文件不可以连续传输。因为升级中掉电后，bin文件还存在在上位机的进程中，上电后再给一个bin文件升级时，其实是download了两个bin文件. 加上此句会造成上位机卡死。
break;
default:/* Normal packet */
if ((packet_data[PACKET_SEQNO_INDEX] & 0xff) != (packets_received & 0xff))
{
Put_char(NAK);
}
else
{
if (packets_received == 0)
{
/* Filename packet */
if ((packet_data[PACKET_HEADER] != 0) && (packet_data[4] != 0) && (packet_data[4] != 0x30))
{
/* Filename packet has valid data */
for (i = 0, file_ptr = packet_data + PACKET_HEADER; (*file_ptr != 0) && (i < FILE_NAME_LENGTH);)
{
FileName[i++] = *file_ptr++;
}
FileName[i++] = '\0';
for (i = 0, file_ptr ++; (*file_ptr != ' ') && (i < FILE_SIZE_LENGTH); )
{
file_size[i++] = *file_ptr++;
}
file_size[i++] = '\0';
Str2Int(file_size, &size);
temp = size;
/* Test the size of the image to be sent */
/* Image size is greater than Flash size */
if (size > USER_FLASH_SIZE) //USER_FLASH_SIZE + 1
{
/* End session */
Put_char(CA);
Put_char(CA);
return -1; //写入bin文件的size 大于 Flash可以写入的size
}
/* erase user application area */
__disable_irq();
// MFlash_SectorErase ((uint16_t*)0x00001000);//擦除第2扇区
MFlash_SectorErase ((uint16_t*)0x00010000); //擦除第3扇区
Put_char(ACK);
Put_char(CRC16);
__NOP();
}
/* Filename packet is empty, end session */
else
{
Put_char(ACK);
file_done = 1;
session_done = 1;
break;
}
} /* Filename packet */
else /* Data packet */
{
memcpy(buf_ptr, packet_data + PACKET_HEADER, packet_length);
ramsource = (uint32_t)buf;
/* Write received data in Flash */
// 要写的地址 数据首地址 数据长度
if (0 == Write(flashdestination, (uint32_t*)ramsource, (uint16_t)packet_length/4))
{
Put_char(ACK);
flashdestination = flashdestination + packet_length;
}
else /* An error occurred while writing to Flash memory */
{
/* End session */
Put_char(CA);
Put_char(CA);
return -2;
}
} //end if(packets_received == 0)
packets_received++;
session_begin = 1;
}//end if() /* Normal packet */
}
break; //break case 0://正常传输 or 传输结束
case 1://abort by user
Put_char(CA);
Put_char(CA);
return -3;
default: //如果会话开始后发生错误
if (session_begin > 0)
{
errors++;
}
if (errors > MAX_ERRORS) //错误累积到一定程度之后，终止会话。 （5次)
{
Put_char(CA);
Put_char(CA);
return 0;
}
flashdestination = 0; //这两句修复了，升级过程中掉电。再上电后重新发送APP_bin第一次发生错误后，再次发送APP_bin写入flash地址错误 (正确的地址应为0x0000_1100)
flashdestination = APPLICATION_ADDRESS; //重新发送C字符后， 重新初始化APP_address
//flashdestination = 0x1100;
Delay_ms(1000); //ybz
Put_char(CRC16); //如果没有接收到字符 就一直向终端发送字符C
break; //break switch
}
if (file_done != 0) //发送文件过程有错，退出文件传输
{
break; //break for (file_done = 0)
}
}
if (session_done != 0) //会话发生错误， 退出会话
{
break; //break for (session_done = 0)
}
}
return (int32_t)size;
}
