diff options
-rw-r--r-- | src/lm75.c | 3 | ||||
-rw-r--r-- | src/main.c | 2 |
2 files changed, 3 insertions, 2 deletions
@@ -59,7 +59,8 @@ static float calc_temp(float offset){ // Calculate temperature uint16 rawtemp = 0; //# Signed by default float temp; - buf[0] = 0x00; //# Measurement in the REG[0] + buf[0] = 0x00; + buf[1] = 0x00; //# Measurement in the REG[0] xchg_data(buf,1,0,2); //# Write: 1byte addr, Read: 2byte data, Wait:0, [buf] = 32 byte rawtemp = (buf[0]*256 + buf[1]) >> 5; //# /x*256 == x << 8/ (>> 5): Temp is 11bit data register @@ -173,7 +173,7 @@ int main( int argc, char *argv[] ){ addr = (long)strtol(argv[4], NULL, 0); //# strtol() is working with hex-string correctly - if (ioctl(devicef, I2C_SLAVE_FORCE, addr) < 0){ //# Seeking/Opening the device on the Bus + if (ioctl(devicef, I2C_SLAVE, addr) < 0){ //I2C_SLAVE_FORCE //# Seeking/Opening the device on the Bus //printf("\n\tCan't open i2c DEVICE, errno: %d\n\n",errno); fprintf (stderr, "\n\tCan't open i2c DEVICE! [ERR: %d, MSG: %s] at %s, line %d. \n", errno, strerror(errno), __FILE__, __LINE__); close(devicef); |