test_i2c: test reading config

2023-02-01 10:53:09 +11:00 · 2023-02-01 10:53:09 +11:00 · 90128756f9
parent ad37e17743
commit 90128756f9
1 changed files with 2 additions and 0 deletions
--- a/test/test_i2c.py
+++ b/test/test_i2c.py
@ -90,6 +90,8 @@ class TestI2C(unittest.TestCase):

        def check():
            yield from dut.bus.write(I2C_CONFIG_ADDR, 4)
+            data = (yield from dut.bus.read(I2C_CONFIG_ADDR)) & 0xff
+            self.assertEqual(data, 4)

            yield from dut.bus.write(I2C_XFER_ADDR, I2C_START)
            yield from check_trans(scl=True, sda=False)