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fixed the 9m master server having to be rebooted for hv to work

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This commit is contained in:
Dhanya Maliakal
2017-06-22 14:32:24 +02:00
parent fe73e09aa4
commit f66950d312
4 changed files with 26 additions and 16 deletions
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20
slsDetectorSoftware/eigerDetectorServer/9mhvserial_bf.c
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@ -8,6 +8,7 @@
#include <unistd.h> // read, close
#include <string.h> // memset
#include <linux/i2c-dev.h> // I2C_SLAVE, __u8 reg
#include <errno.h>
#define PORTNAME "/dev/ttyBF1"
#define GOODBYE 200
@ -89,37 +90,40 @@ int i2c_write(unsigned int value){
int main(int argc, char* argv[]) {
int fd = open(PORTNAME, O_RDWR | O_NOCTTY);
int fd = open(PORTNAME, O_RDWR | O_NOCTTY | O_SYNC);
if(fd < 0){
cprintf(RED,"Warning: Unable to open port %s\n", PORTNAME);
return -1;
}
struct termios serial_conf;
// Get the current options for the port
tcgetattr(fd, &serial_conf);
// reset structure
memset(&serial_conf,0,sizeof(serial_conf));
// control options
serial_conf.c_cflag = B2400 | CS8 | CREAD | CLOCAL;
// input options
serial_conf.c_iflag = IGNPAR;
serial_conf.c_iflag = 0;//IGNPAR; (stuck because it was in ignore parity)
// output options
serial_conf.c_oflag = 0;
// line options
serial_conf.c_lflag = ICANON;
// flush input
tcflush(fd, TCIFLUSH);
if(tcflush(fd, TCIFLUSH) < 0){
cprintf(RED,"Warning: error form tcflush %d\n", errno);
return 0;
}
// set new options for the port, TCSANOW:changes occur immediately without waiting for data to complete
tcsetattr(fd, TCSANOW, &serial_conf);
if(tcsetattr(fd, TCSANOW, &serial_conf) < 0){
cprintf(RED,"Warning: error form tcsetattr %d\n", errno);
return 0;
}
int ret = 0;
int n = 0;
int ival= 0;
char buffer[BUFFERSIZE];
memset(buffer,0,BUFFERSIZE);
buffer[BUFFERSIZE-2] = '\0';
buffer[BUFFERSIZE-1] = '\n';
cprintf(GREEN,"Ready...\n");