def test_adc_stop(self):
SensorManager.mux_select(ADC)
SensorManager.stop_adc_sensor(ADC)
SensorManager.mux_select(ADC)
SensorManager.init_adc(ADC)
addr = SensorEntropy.addr(ADC)
adc_reg = SensorEntropy.reg(ADC)
bus = SensorManager.bus
config = bus.read_byte_data(addr, adc_reg['CONFIG_REG'])
self.assertEqual(config, 0x00)
def test_adc_init(self):
SensorManager.mux_select(ADC)
SensorManager.init_adc(ADC)
addr = SensorEntropy.addr(ADC)
adc_reg = SensorEntropy.reg(ADC)
bus = SensorManager.bus
config = bus.read_byte_data(addr, adc_reg['CONFIG_REG'])
mode = bus.read_byte_data(addr, adc_reg['ADV_CONFIG_REG'])
conv = bus.read_byte_data(addr, adc_reg['CONV_RATE_REG'])
ch = bus.read_byte_data(addr, adc_reg['CHANNEL_DISABLE_REG'])
limits = bus.read_byte_data(addr, adc_reg['LIMIT_REG_BASE'])
self.assertEqual(config, 0x01)
self.assertEqual(mode, 0x04)
self.assertEqual(conv, 0x01)
self.assertEqual(ch, 0x00)
self.assertEqual(limits, 0x05)
def main():
magSensorList= [MAG_0, MAG_1, MAG_2]
SensorManager.mux_select(magSensorList[0])
bus = smbus.SMBus(0)
address = 0x1e
write_byte(0, 0b01110000) # Set to 8 samples @ 15Hz
write_byte(1, 0b00100000) # 1.3 gain LSb / Gauss 1090 (default)
write_byte(2, 0b00000000) # Continuous sampling
scale = 0.92
""" ***************** """
# for i in range(0,500):
# x_out = read_word_2c(3)
# y_out = read_word_2c(7)
# z_out = read_word_2c(5)
#
# bearing = math.atan2(y_out, x_out)
# if (bearing < 0):
# bearing += 2 * math.pi
#
# print x_out, y_out, (x_out * scale), (y_out * scale)
# time.sleep(0.1)
""" ***************** """
x_out = read_word_2c(3) * scale
y_out = read_word_2c(7) * scale
z_out = read_word_2c(5) * scale
bearing = math.atan2(y_out, x_out)
if (bearing < 0):
bearing += 2 * math.pi
print("Bearing: {}".format(math.degrees(bearing)))
""" ***************** """
