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fix(i2c_master): Fix issue that i2c master probe device failed,

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Closes https://github.com/espressif/esp-idf/issues/12159
This commit is contained in:
Cao Sen Miao
2023-09-01 10:00:46 +08:00
parent 352e759d1d
commit 6e3e923290
2 changed files with 44 additions and 3 deletions
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components/driver/test_apps/i2c_test_apps/main/test_i2c.c
+18
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@@ -129,3 +129,21 @@ TEST_CASE("I2C device add & remove check", "[i2c]")
TEST_ESP_OK(i2c_del_master_bus(bus_handle));
}
TEST_CASE("I2C master probe device test", "[i2c]")
{
// 0x22 does not exist on the I2C bus, so it's expected to return `not found` error
// TODO: Add exist slave for testing probe success after i2c slave is merged.
i2c_master_bus_config_t i2c_mst_config_1 = {
.clk_source = I2C_CLK_SRC_DEFAULT,
.i2c_port = TEST_I2C_PORT,
.scl_io_num = TEST_I2C_SCL_PIN,
.sda_io_num = TEST_I2C_SDA_PIN,
.flags.enable_internal_pullup = true,
};
i2c_master_bus_handle_t bus_handle;
TEST_ESP_OK(i2c_new_master_bus(&i2c_mst_config_1, &bus_handle));
TEST_ESP_ERR(i2c_master_probe(bus_handle, 0x22, -1), ESP_ERR_NOT_FOUND);
TEST_ESP_OK(i2c_del_master_bus(bus_handle));
}