Simple test¶

Ensure your device works with this simple test.

examples/bma400_simpletest.py¶

import time
from machine import Pin, I2C
from micropython_bma400 import bma400

i2c = I2C(1, sda=Pin(2), scl=Pin(3))  # Correct I2C pins for RP2040
bma = bma400.BMA400(i2c)

while True:
    accx, accy, accz = bma.acceleration
    print(f"x:{accx:.2f}Gs, y:{accy:.2f}Gs, z:{accz:.2f}Gs")
    time.sleep(0.5)

Power mode settings¶

Example showing the Power mode setting

examples/bma400_power_mode.py¶

import time
from machine import Pin, I2C
from micropython_bma400 import bma400

i2c = I2C(1, sda=Pin(2), scl=Pin(3))  # Correct I2C pins for RP2040
bma = bma400.BMA400(i2c)

bma.power_mode = bma400.LOW_POWER_MODE

while True:
    for power_mode in bma400.power_mode_values:
        print("Current Power mode setting: ", bma.power_mode)
        for _ in range(10):
            accx, accy, accz = bma.acceleration
            print(f"x:{accx:.2f}Gs, y:{accy:.2f}Gs, z:{accz:.2f}Gs")
            time.sleep(0.5)
        bma.power_mode = power_mode

Output data rate settings¶

Example showing the Output data rate setting

examples/bma400_output_data_rate.py¶

import time
from machine import Pin, I2C
from micropython_bma400 import bma400

i2c = I2C(1, sda=Pin(2), scl=Pin(3))  # Correct I2C pins for RP2040
bma = bma400.BMA400(i2c)

bma.output_data_rate = bma400.ACCEL_50HZ

while True:
    for output_data_rate in bma400.output_data_rate_values:
        print("Current Output data rate setting: ", bma.output_data_rate)
        for _ in range(10):
            accx, accy, accz = bma.acceleration
            print(f"x:{accx:.2f}Gs, y:{accy:.2f}Gs, z:{accz:.2f}Gs")
            time.sleep(0.5)
        bma.output_data_rate = output_data_rate

Oversampling rate settings¶

Example showing the Oversampling rate setting

examples/bma400_oversampling_rate.py¶

import time
from machine import Pin, I2C
from micropython_bma400 import bma400

i2c = I2C(1, sda=Pin(2), scl=Pin(3))  # Correct I2C pins for RP2040
bma = bma400.BMA400(i2c)

bma.oversampling_rate = bma400.OVERSAMPLING_2

while True:
    for oversampling_rate in bma400.oversampling_rate_values:
        print("Current Oversampling rate setting: ", bma.oversampling_rate)
        for _ in range(10):
            accx, accy, accz = bma.acceleration
            print(f"x:{accx:.2f}Gs, y:{accy:.2f}Gs, z:{accz:.2f}Gs")
            time.sleep(0.5)
        bma.oversampling_rate = oversampling_rate

Acc range settings¶

Example showing the Acc range setting

examples/bma400_acc_range.py¶

import time
from machine import Pin, I2C
from micropython_bma400 import bma400

i2c = I2C(1, sda=Pin(2), scl=Pin(3))  # Correct I2C pins for RP2040
bma = bma400.BMA400(i2c)

bma.acc_range = bma400.ACC_RANGE_16

while True:
    for acc_range in bma400.acc_range_values:
        print("Current Acc range setting: ", bma.acc_range)
        for _ in range(10):
            accx, accy, accz = bma.acceleration
            print(f"x:{accx:.2f}Gs, y:{accy:.2f}Gs, z:{accz:.2f}Gs")
            time.sleep(0.5)
        bma.acc_range = acc_range

Source data registers settings¶

Example showing the Source data registers setting

examples/bma400_source_data_registers.py¶

import time
from machine import Pin, I2C
from micropython_bma400 import bma400

i2c = I2C(1, sda=Pin(2), scl=Pin(3))  # Correct I2C pins for RP2040
bma = bma400.BMA400(i2c)

bma.source_data_registers = bma400.ACC_FILT2

while True:
    for source_data_registers in bma400.source_data_registers_values:
        print("Current Source data registers setting: ", bma.source_data_registers)
        for _ in range(10):
            accx, accy, accz = bma.acceleration
            print(f"x:{accx:.2f}Gs, y:{accy:.2f}Gs, z:{accz:.2f}Gs")
            time.sleep(0.5)
        bma.source_data_registers = source_data_registers

Filter bandwidth settings¶

Example showing the Filter bandwidth setting

examples/bma400_filter_bandwidth.py¶

import time
from machine import Pin, I2C
from micropython_bma400 import bma400

i2c = I2C(1, sda=Pin(2), scl=Pin(3))  # Correct I2C pins for RP2040
bma = bma400.BMA400(i2c)

bma.filter_bandwidth = bma400.ACC_FILT_BW0

while True:
    for filter_bandwidth in bma400.filter_bandwidth_values:
        print("Current Filter bandwidth setting: ", bma.filter_bandwidth)
        for _ in range(10):
            accx, accy, accz = bma.acceleration
            print(f"x:{accx:.2f}Gs, y:{accy:.2f}Gs, z:{accz:.2f}Gs")
            time.sleep(0.5)
        bma.filter_bandwidth = filter_bandwidth