esp-idf/examples/peripherals/i2c/i2c_tools/pytest_examples_i2c_tools.py
2023-05-04 11:21:29 +08:00

33 lines
1.1 KiB
Python

# SPDX-FileCopyrightText: 2023 Espressif Systems (Shanghai) CO LTD
# SPDX-License-Identifier: Unlicense OR CC0-1.0
import pytest
from pytest_embedded_idf import IdfDut
EXPECT_TIMEOUT = 20
@pytest.mark.esp32
@pytest.mark.ccs811
def test_i2ctools_example(dut: IdfDut) -> None:
dut.expect_exact('i2c-tools>', timeout=EXPECT_TIMEOUT)
# Get i2c address
dut.write('i2cdetect')
dut.expect_exact('5b', timeout=EXPECT_TIMEOUT)
# Get chip ID
dut.write('i2cget -c 0x5b -r 0x20 -l 1')
dut.expect_exact('0x81', timeout=EXPECT_TIMEOUT)
# Reset sensor
dut.write('i2cset -c 0x5b -r 0xFF 0x11 0xE5 0x72 0x8A')
dut.expect_exact('OK', timeout=EXPECT_TIMEOUT)
# Get status
dut.write('i2cget -c 0x5b -r 0x00 -l 1')
dut.expect_exact('0x10', timeout=EXPECT_TIMEOUT)
# Change work mode
dut.write('i2cset -c 0x5b -r 0xF4')
dut.expect_exact('OK', timeout=EXPECT_TIMEOUT)
dut.write('i2cset -c 0x5b -r 0x01 0x10')
dut.expect_exact('OK', timeout=EXPECT_TIMEOUT)
# Get new status
dut.write('i2cget -c 0x5b -r 0x00 -l 1')
dut.expect_exact(['0x98', '0x90'], timeout=EXPECT_TIMEOUT)