TPM2 und OLA

void sende_tpm2(uint8_t *buffer, uint16_t size)
{
 uint8_t sendebuffer[size+5];
sendebuffer[0] = STARTBYTE;
sendebuffer[1] = DATABYTE;
sendebuffer[2] = (uint8_t) size; //low byte, mal nachschauen ob das jetzt die richtige reinfolge ist
sendebuffer[3] = (uint8_t) (size >> 8);


uint16_t i;
for(i=0;i<size;i++) {
sendebuffer[i+4] = buffer[i];
}


sendebuffer[i+4] = ENDBYTE;


//jetzt irgendwie sendebuffer wegschicken!!!
}

#include <stdio.h>
#include <stdlib.h>
#include <sys/socket.h>
#include <fcntl.h>
#include <termio.h>




int ser_fd;
ser_fd = open("/dev/ttyACM0", O_RDWR | O_NOCTTY | O_NDELAY ); //open serial port
if (ser_fd < 0) { //do anything if port open failed
	perror("Failed to open serial port...\n");
	return;
	}


//set some options
fcntl(ser_fd, F_SETFL, FNDELAY); 
tcgetattr(ser_fd, &ser_options);
cfsetispeed(&ser_options, B1000000); //custom baudrate 1000000
cfsetospeed(&ser_options, B1000000); //custom baudrate 1000000
ser_options.c_cflag |= (CLOCAL | CREAD);
ser_options.c_cflag &= ~PARENB;
ser_options.c_cflag &= ~CSTOPB;
ser_options.c_cflag &= ~CSIZE;
ser_options.c_cflag |= CS8;
ser_options.c_cflag &= ~CRTSCTS;
ser_options.c_lflag &= ~(ICANON | ECHO |ISIG);
cfmakeraw(&ser_options);
tcsetattr(ser_fd, TCSANOW, &ser_options); 


int size=384+4+1; //384 channels to transmit, 4 header bytes, 1 end byte


unsigned char* outbuffer; //create ptr for outbuffer
outbuffer=(unsigned char*)malloc(size); //allocate memory to pointer 
memset(outbuffer,0,size); //set whole buffer to 0


// fill outbuffer
outbuffer[0]=0xC9; //startbyte
outbuffer[1]=0xDA; //data
outbuffer[2]=(size>>8)&0xFF; //lowbyte
outbuffer[3]=size&0xFF; //highbyte
outbuffer[size-1]=0x36;// endbyte


// fill buffer with data
// memcpy(outbuffer+4,sourcebuffer,384);


tcdrain(ser_fd); //wait for all previous data to be written
write(ser_fd,outbuffer,out_cnt); //write to serial port


free(outbuffer); //free memory allocation, NEVER forget free() when you used malloc !!!


close(ser_fd); //close serial port

#include <stdio.h>
#include <stdlib.h>
#include <windows.h>


SOCKET ser_fd;
ser_fd = CreateFile ("\\\\.\\COM3", GENERIC_WRITE, 0, NULL, OPEN_EXISTING, 0, NULL); //open serial port
if (ser_fd == INVALID_HANDLE_VALUE) { //do anything if port open failed
	printf("Failed to open serial port...\n");
	return;
	}

//set some options
DCB params={0};
params.DCBlength=sizeof(params);
if (!GetCommState(ser_fd, &params)) {
	//failed do anything
	return;
	}
params.BaudRate=1000000;
params.ByteSize=8;
params.StopBits=ONESTOPBIT;
params.Parity=NOPARITY;
if (!SetCommState(ser_fd, &params)) {
	//failed do anything
	return;
	}


int size=384+4+1; //384 channels to transmit, 4 header bytes, 1 end byte


unsigned char* outbuffer; //create ptr for outbuffer
outbuffer=(unsigned char*)malloc(size); //allocate memory to pointer 
memset(outbuffer,0,size); //set whole buffer to 0


// fill outbuffer
outbuffer[0]=0xC9; //startbyte
outbuffer[1]=0xDA; //data
outbuffer[2]=(size>>8)&0xFF; //lowbyte
outbuffer[3]=size&0xFF; //highbyte
outbuffer[size-1]=0x36;// endbyte


// fill buffer with data
// memcpy(outbuffer+4,sourcebuffer,384);


DWORD written; //how many bytes got really written
WriteFile(ser_fd, outbuffer, size, &written, NULL); //write to serial port


if ((int)written != size) {
	//something went wrong
	}


free(outbuffer); //free memory allocation, NEVER forget free() when you used malloc !!!

CloseHandle(ser_fd);