TM_USB_VCP_Result TM_USB_VCP_Gets(char* buffer, uint8_t bufsize) {
uint16_t i = 0;
uint8_t eol = 0;
uint8_t c;
if (TM_USB_VCP_Getc(&c) != TM_USB_VCP_DATA_OK) {
return TM_USB_VCP_DATA_EMPTY;
}
if (bufsize > 0) {
buffer[i++] = (char) c;
while (!eol) {
while (TM_USB_VCP_Getc(&c) != TM_USB_VCP_DATA_OK);
buffer[i] = (char) c;
if (buffer[i] == '\n') {
eol = 1;
} else {
if (i < (bufsize - 1)) {
i++;
}
}
}
/* Add zero to the end of string */
buffer[i] = 0;
}
/* Data ok */
return TM_USB_VCP_DATA_OK;
}
uint16_t TM_USB_VCP_Gets(char* buffer, uint16_t bufsize) {
uint16_t i = 0;
uint8_t c;
/* Check for any data on USART */
if (TM_USB_VCP_BufferEmpty() || (!TM_USB_VCP_FindCharacter('\n') && !TM_USB_VCP_BufferFull())) {
return 0;
}
/* If available buffer size is more than 0 characters */
while (i < (bufsize - 1)) {
/* We have available data */
while (TM_USB_VCP_Getc(&c) != TM_USB_VCP_DATA_OK);
/* Save new data */
buffer[i] = (char) c;
/* Check for end of string */
if (buffer[i] == '\n') {
i++;
/* Done */
break;
} else {
i++;
}
}
/* Add zero to the end of string */
buffer[i] = 0;
/* Return number of characters in string */
return i;
}
int main(void) {
uint8_t c;
/* System Init */
SystemInit();
/* Initialize LED's. Make sure to check settings for your board in tm_stm32f4_disco.h file */
TM_DISCO_LedInit();
/* Initialize USB VCP */
TM_USB_VCP_Init();
while (1) {
/* USB configured OK, drivers OK */
if (TM_USB_VCP_GetStatus() == TM_USB_VCP_CONNECTED) {
/* Turn on GREEN led */
TM_DISCO_LedOn(LED_GREEN);
/* If something arrived at VCP */
if (TM_USB_VCP_Getc(&c) == TM_USB_VCP_DATA_OK) {
/* Return data back */
TM_USB_VCP_Putc(c);
}
} else {
/* USB not OK */
TM_DISCO_LedOff(LED_GREEN);
}
}
}
int main(void) {
uint8_t c;
/* System Init */
SystemInit();
/* Initialize LED's. Make sure to check settings for your board in tm_stm32f4_disco.h file */
RCC_AHB1PeriphClockCmd(RCC_AHB1Periph_GPIOG, ENABLE); //
GPIO_InitTypeDef GPIO_InitDef;
GPIO_InitDef.GPIO_Pin = GPIO_Pin_13 | GPIO_Pin_14; // we gaan pin 13 en 14 gebruiken
GPIO_InitDef.GPIO_OType = GPIO_OType_PP; // init push-pull
GPIO_InitDef.GPIO_Mode = GPIO_Mode_OUT; // init output
GPIO_InitDef.GPIO_PuPd = GPIO_PuPd_NOPULL; // init no pullup
GPIO_InitDef.GPIO_Speed = GPIO_Speed_100MHz; // init 100 MHZ
//Initialize pins
GPIO_Init(GPIOG, &GPIO_InitDef);
GPIO_ToggleBits(GPIOG, GPIO_Pin_13);
/* Initialize USB VCP */
TM_USB_VCP_Init();
while (1) {
/* USB configured OK, drivers OK */
if (TM_USB_VCP_GetStatus() == TM_USB_VCP_CONNECTED) {
/* Turn on GREEN led */
//TM_DISCO_LedOn(LED_GREEN);
//TM_DISCO_LedOff(LED_RED);
/* If something arrived at VCP */
if (TM_USB_VCP_Getc(&c) == TM_USB_VCP_DATA_OK) {
/* Return data back */
TM_USB_VCP_Putc('0' + (c /100) % 10);
TM_USB_VCP_Putc('0' + (c /10) % 10);
TM_USB_VCP_Putc('0' + c % 10);
TM_USB_VCP_Putc(',');
TM_USB_VCP_Putc(' ');
GPIO_ToggleBits(GPIOG, GPIO_Pin_13 | GPIO_Pin_14);
}
else
{
//TM_USB_VCP_Putc(' ');
}
} else {
/* USB not OK */
//TM_DISCO_LedOff(LED_GREEN);
//TM_DISCO_LedOn(LED_RED);
}
}
}
int application_start( void )
{
//start
// lua_printf( "\r\n\r\nMiCO starting...(Free memory %d bytes)\r\n",MicoGetMemoryInfo()->free_memory);
MicoInit();
//watch dog
MicoWdgInitialize( DEFAULT_WATCHDOG_TIMEOUT);
mico_init_timer(&_watchdog_reload_timer,DEFAULT_WATCHDOG_TIMEOUT/2, _watchdog_reload_timer_handler, NULL);
mico_start_timer(&_watchdog_reload_timer);
#if 0
#include "tm_stm32f4_usb_vcp.h"
lua_printf("\r\n\r\n TM_USB_VCP_Init:%d",TM_USB_VCP_Init());
uint8_t c;
//NVIC_SetVectorTable(NVIC_VectTab_FLASH, new_addr);
while(1)
{
if (TM_USB_VCP_GetStatus() == TM_USB_VCP_CONNECTED)
{
if (TM_USB_VCP_Getc(&c) == TM_USB_VCP_DATA_OK)
{
TM_USB_VCP_Putc(c);/* Return data back */
}
}
}
#endif
//usrinterface
//MicoCliInit();
#if 1
// lua_printf("Free memory %d bytes\r\n", MicoGetMemoryInfo()->free_memory);
lua_rx_data = (uint8_t*)malloc(INBUF_SIZE);
ring_buffer_init( (ring_buffer_t*)&lua_rx_buffer, (uint8_t*)lua_rx_data, INBUF_SIZE );
MicoUartInitialize( LUA_UART, &lua_uart_config, (ring_buffer_t*)&lua_rx_buffer );
mico_rtos_create_thread(NULL, MICO_DEFAULT_WORKER_PRIORITY, "lua_main_thread", lua_main_thread, 20*1024, 0);
#endif
// while(1) {;}
mico_rtos_delete_thread(NULL);
lua_printf("application_start exit\r\n");
return 0;
}
/**
**===========================================================================
**
** Abstract: main program
**
**===========================================================================
*/
int main(void)
{
uint8_t buffer[5] = {0,0,0,0,0};//buffer for received data
uint8_t buffer_size;//size of buffer
uint8_t *buffer_ptr = &buffer[0];
uint8_t buffer_ptr_inc = 0;//buffer pointer incrementer
uint16_t read_voltage;//voltage value read from MATlab*1000
uint16_t DAC_input;//input voltage to DAC function
/*Start up system parameters*/
SystemInit();
/**
* IMPORTANT NOTE!
* The symbol VECT_TAB_SRAM needs to be defined when building the project
* if code has been located to RAM and interrupts are used.
* Otherwise the interrupt table located in flash will be used.
* See also the <system_*.c> file and how the SystemInit() function updates
* SCB->VTOR register.
* E.g. SCB->VTOR = 0x20000000;
*/
/* Initialize DAC channel 1, pin PA4 */
TM_DAC_Init(TM_DAC1);
main_LED_init();
/*Start USB VCP*/
TM_USB_VCP_Init();
/* Infinite loop */
while (1) {
/* USB configured OK, drivers OK */
if (TM_USB_VCP_GetStatus() == TM_USB_VCP_CONNECTED) {
/* Turn on GREEN led */
STM_EVAL_LEDOn(LED3);
/* If something arrived at VCP */
if (TM_USB_VCP_Getc(buffer_ptr+buffer_ptr_inc*sizeof(uint8_t)) == TM_USB_VCP_DATA_OK) {
/* data received over port */
STM_EVAL_LEDOn(LED4);
/*Check to make sure no bad indexing*/
if(buffer_ptr_inc == 0)
{
buffer_size = ascii_to_decimal(buffer_ptr, 1);//
buffer_ptr_inc++;
}
else if(buffer_ptr_inc < (buffer_size))
{
buffer_ptr_inc++;
}
else
{
buffer_ptr_inc=0;
read_voltage = ascii_to_decimal(buffer_ptr+sizeof(uint8_t), buffer_size);/*end of capturing decimal data, convert string to decimal*/
DAC_input = (uint16_t)read_voltage*(4.096/2.633);
/* Set 12bit analog value of 1500/4096 * 2.633V */
TM_DAC_SetValue(TM_DAC1, DAC_input);
TM_USB_VCP_Putc(1);//send data okay to MATlab
}
}
} else {
/* USB not OK */
STM_EVAL_LEDOff(LED3);
STM_EVAL_LEDOff(LED4);
}
}//end of while
return 0;
}
int main(void)
{
/*Variable Declarations*/
uint8_t c;
uint16_t size = 0;
char ACK[7]="ACK\n";
char NACK[7]="NACK\n";
unsigned char status = 0;
/* STM32F4xx HAL library initialization:
- Configure the Flash prefetch, Flash preread and Buffer caches
- Systick timer is configured by default as source of time base, but user
can eventually implement his proper time base source (a general purpose
timer for example or other time source), keeping in mind that Time base
duration should be kept 1ms since PPP_TIMEOUT_VALUEs are defined and
handled in milliseconds basis.
- Low Level Initialization
*/
HAL_Init();
/* Configure the system clock to 168 MHz */
SystemClock_Config();
/* Add your application code here
*/
printf("\nAll Systems Initialized!");
printf("\n...Running Host Application Code...\n");
BSP_PB_Init(BUTTON_KEY,BUTTON_MODE_EXTI);
/* Configure LED3, LED4, LED5 and LED6 */
BSP_LED_Init(LED3);
BSP_LED_Init(LED4); //Line used for enabling Gating Board 2
BSP_LED_Init(LED5); //Line used for enabling Gating Board 1
BSP_LED_Init(LED6);
/*Configure GPIO pin : PB11 for I/O Update*/
__HAL_RCC_GPIOB_CLK_ENABLE();
GPIO_InitStruct.Pin = GPIO_PIN_11;
GPIO_InitStruct.Mode = GPIO_MODE_OUTPUT_PP;
GPIO_InitStruct.Pull = GPIO_PULLDOWN;
GPIO_InitStruct.Speed = GPIO_SPEED_HIGH;
HAL_GPIO_Init(GPIOB, &GPIO_InitStruct);
/*Configure GPIO pin : PD8 for Slave Select*/
GPIO_InitStruct.Pin = GPIO_PIN_8;
GPIO_InitStruct.Mode = GPIO_MODE_OUTPUT_PP;
GPIO_InitStruct.Pull = GPIO_PULLUP;
GPIO_InitStruct.Speed = GPIO_SPEED_HIGH;
HAL_GPIO_Init(GPIOD, &GPIO_InitStruct);
/*Configure GPIO pin : PD9 for Master Reset*/
GPIO_InitStruct.Pin = GPIO_PIN_9;
GPIO_InitStruct.Mode = GPIO_MODE_OUTPUT_PP;
GPIO_InitStruct.Pull = GPIO_PULLDOWN;
GPIO_InitStruct.Speed = GPIO_SPEED_HIGH;
HAL_GPIO_Init(GPIOD, &GPIO_InitStruct);
/*Configure GPIO pin : PA2 for External Interrupts from ILLUM_EN*/
GPIO_InitStruct.Pin = GPIO_PIN_2;
GPIO_InitStruct.Mode = GPIO_MODE_IT_RISING_FALLING;
GPIO_InitStruct.Pull = GPIO_PULLDOWN;
HAL_GPIO_Init(GPIOA, &GPIO_InitStruct);
/* Set the SPI parameters */
SpiHandle.Instance = SPI2;
SpiHandle.Init.BaudRatePrescaler = SPI_BAUDRATEPRESCALER_2;
SpiHandle.Init.Direction = SPI_DIRECTION_1LINE;
SpiHandle.Init.CLKPhase = SPI_PHASE_2EDGE;
SpiHandle.Init.CLKPolarity = SPI_POLARITY_HIGH;
SpiHandle.Init.CRCCalculation = SPI_CRCCALCULATION_DISABLE;
SpiHandle.Init.CRCPolynomial = 7;
SpiHandle.Init.DataSize = SPI_DATASIZE_8BIT;
SpiHandle.Init.FirstBit = SPI_FIRSTBIT_MSB;
SpiHandle.Init.NSS = SPI_NSS_SOFT;
SpiHandle.Init.TIMode = SPI_TIMODE_DISABLE;
SpiHandle.Init.Mode = SPI_MODE_MASTER;
//Initialize DDS for Host-Control
initDDS();
resetphase();
modulation_off();
ioupdate();
printf("\nDDS Initialized for Host-Control.");
printf("\nDDS Channel Setup Complete");
//Initialize Timer for generating sync pulse and exposure counting
initializesync();
inituscounter();
printf("\nSync Pulse Initialized");
/* Initialize USB VCP */
TM_USB_VCP_Init();
printf("\nUSB Communication Setup Complete - Host Ready!");
////This Block makes the Host respond to ILLUM_EN
/* Enable and set External Interrupt to the highest priority */
HAL_NVIC_SetPriority(EXTI2_IRQn, 0, 0);
HAL_NVIC_EnableIRQ(EXTI2_IRQn);
////It should come at the end of all critical initialization
//Start Pulsing VD_IN to start capture of frames
//startsyncpulse();
/* Infinite loop */
while (1)
{
/* USB configured OK, drivers OK */
if (TM_USB_VCP_GetStatus() == TM_USB_VCP_CONNECTED) {
BSP_LED_On(LED3); //Status - All Good!
//Only process USB when modulation not in progress
if (modulation_state==0){
/* If something arrived at VCP */
if(TM_USB_VCP_Getc(&c)==TM_USB_VCP_DATA_OK){
/* Return data back */
if (c=='M'){
//Add interrupt guard
__disable_irq();
printf("\n");
//Take 51 Bytes in after receiving M
size = 0;
while((TM_USB_VCP_Getc(&cmd[size]) == TM_USB_VCP_DATA_OK)&&(size < commandsize))
{
printf("%04x ",cmd[size]);
size++;
}
printf("%d",size);
status = parse_usb(cmd,size);
//Block checks is the parsing went correct
if (status==1){
TM_USB_VCP_Puts(ACK);
BSP_LED_On(LED6);
}
else{
TM_USB_VCP_Puts(NACK);
BSP_LED_Off(LED6);
}
}
else{
BSP_LED_Off(LED6);
TM_USB_VCP_Puts(NACK);
}
__enable_irq();
}}
} else {
/* USB not OK */
BSP_LED_Off(LED3);
}
}
}