diff options
Diffstat (limited to 'ports/rp2/machine_i2c.c')
| -rw-r--r-- | ports/rp2/machine_i2c.c | 11 |
1 files changed, 8 insertions, 3 deletions
diff --git a/ports/rp2/machine_i2c.c b/ports/rp2/machine_i2c.c index 28032e8085..e97a852b24 100644 --- a/ports/rp2/machine_i2c.c +++ b/ports/rp2/machine_i2c.c @@ -97,7 +97,11 @@ static void machine_i2c_print(const mp_print_t *print, mp_obj_t self_in, mp_prin mp_obj_t machine_i2c_make_new(const mp_obj_type_t *type, size_t n_args, size_t n_kw, const mp_obj_t *all_args) { enum { ARG_id, ARG_freq, ARG_scl, ARG_sda, ARG_timeout }; static const mp_arg_t allowed_args[] = { - { MP_QSTR_id, MP_ARG_REQUIRED | MP_ARG_OBJ }, + #ifdef PICO_DEFAULT_I2C + { MP_QSTR_id, MP_ARG_INT, {.u_int = PICO_DEFAULT_I2C} }, + #else + { MP_QSTR_id, MP_ARG_INT, {.u_int = -1} }, + #endif { MP_QSTR_freq, MP_ARG_INT, {.u_int = DEFAULT_I2C_FREQ} }, { MP_QSTR_scl, MICROPY_I2C_PINS_ARG_OPTS | MP_ARG_KW_ONLY | MP_ARG_OBJ, {.u_rom_obj = MP_ROM_NONE} }, { MP_QSTR_sda, MICROPY_I2C_PINS_ARG_OPTS | MP_ARG_KW_ONLY | MP_ARG_OBJ, {.u_rom_obj = MP_ROM_NONE} }, @@ -108,8 +112,9 @@ mp_obj_t machine_i2c_make_new(const mp_obj_type_t *type, size_t n_args, size_t n mp_arg_val_t args[MP_ARRAY_SIZE(allowed_args)]; mp_arg_parse_all_kw_array(n_args, n_kw, all_args, MP_ARRAY_SIZE(allowed_args), allowed_args, args); - // Get I2C bus. - int i2c_id = mp_obj_get_int(args[ARG_id].u_obj); + int i2c_id = args[ARG_id].u_int; + + // Check if the I2C bus is valid if (i2c_id < 0 || i2c_id >= MP_ARRAY_SIZE(machine_i2c_obj)) { mp_raise_msg_varg(&mp_type_ValueError, MP_ERROR_TEXT("I2C(%d) doesn't exist"), i2c_id); } |