From 2d8d802da52ffcef04f91d6c6d4b427aee233421 Mon Sep 17 00:00:00 2001 From: Alan Johnston Date: Sat, 6 Jul 2019 02:23:55 -0400 Subject: [PATCH] testing c code not working --- afsk/main.c | 28 ++++++++++++++++++++-------- 1 file changed, 20 insertions(+), 8 deletions(-) diff --git a/afsk/main.c b/afsk/main.c index 4f90184a..1c83776d 100644 --- a/afsk/main.c +++ b/afsk/main.c @@ -150,14 +150,14 @@ int main(void) { // new INA219 current reading code - x_calValue = 8192; - x_powerMultiplier = 1; - x_currentDivider = 20; - config = INA219_CONFIG_BVOLTAGERANGE_16V | - INA219_CONFIG_GAIN_40MV | + x_calValue = 4096; //8192; + x_powerMultiplier = 2; + x_currentDivider = 10; + config = INA219_CONFIG_BVOLTAGERANGE_32V | + INA219_CONFIG_GAIN_320MV | // 40MV | INA219_CONFIG_BADCRES_12BIT | - INA219_CONFIG_SADCRES_12BIT_4S_2130US | - //INA219_CONFIG_SADCRES_12BIT_1S_532US | + // INA219_CONFIG_SADCRES_12BIT_4S_2130US | + INA219_CONFIG_SADCRES_12BIT_1S_532US | INA219_CONFIG_MODE_SANDBVOLT_CONTINUOUS; if ((file_i2c = open("/dev/i2c-0", O_RDWR)) < 0) @@ -201,7 +201,7 @@ int main(void) { fprintf(stderr,"INFO: Getting TLM Data\n"); - //get_tlm(tlm); + get_tlm(tlm); fprintf(stderr,"INFO: Preparing X.25 packet\n"); @@ -358,6 +358,18 @@ int get_tlm(int tlm[][5]) { if (x_fd != -1) { wiringPiI2CWriteReg16(x_fd, INA219_REG_CALIBRATION, x_calValue); wiringPiI2CWriteReg16(x_fd, INA219_REG_CONFIG, config); + int blink; + for (blink = 1; blink < 20 ;blink++) { + delay(500); + int shuntVolts = wiringPiI2CReadReg16(x_fd, INA219_REG_SHUNTVOLTAGE); // * 0.01; + delay(500); + int busVolts = wiringPiI2CReadReg16(x_fd, INA219_REG_BUSVOLTAGE); // * 0.001; + busVolts = (int16_t)((busVolts >> 3) * 4); + double volts = busVolts * 0.001 + shuntVolts * 0.01; + + printf("********** -X 0x40 volts %4.2f busvoltage %d shutVoltage %d\n", volts, busVolts, shuntVolts); + delay(500); + } wiringPiI2CWriteReg16(x_fd, INA219_REG_CALIBRATION, x_calValue); current = wiringPiI2CReadReg16(x_fd, INA219_REG_CURRENT) / x_currentDivider; power = wiringPiI2CReadReg16(x_fd, INA219_REG_POWER) * x_powerMultiplier;