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_camera.i2c_read() and _camera.i2c_write() #281

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Nov 29, 2023
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_camera.i2c_read() and _camera.i2c_write() #281

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29 changes: 29 additions & 0 deletions modules/camera.c
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Original file line number Diff line number Diff line change
Expand Up @@ -41,10 +41,39 @@ STATIC mp_obj_t camera_wake(void)
}
STATIC MP_DEFINE_CONST_FUN_OBJ_0(camera_wake_obj, camera_wake);

STATIC mp_obj_t camera_i2c_read(mp_obj_t addr)
{
i2c_response_t resp;

resp = monocle_i2c_read(CAMERA_I2C_ADDRESS, mp_obj_get_int(addr), 0xff);
if (resp.fail)
{
mp_raise_msg(&mp_type_OSError, MP_ERROR_TEXT("I2C I/O error"));
}
return MP_OBJ_NEW_SMALL_INT(resp.value);
}
STATIC MP_DEFINE_CONST_FUN_OBJ_1(camera_i2c_read_obj, camera_i2c_read);

STATIC mp_obj_t camera_i2c_write(mp_obj_t addr, mp_obj_t value)
{
i2c_response_t resp;

resp = monocle_i2c_write(CAMERA_I2C_ADDRESS, mp_obj_get_int(addr), 0xff,
mp_obj_get_int(value));
if (resp.fail)
{
mp_raise_msg(&mp_type_OSError, MP_ERROR_TEXT("I2C I/O error"));
}
return mp_const_none;
}
STATIC MP_DEFINE_CONST_FUN_OBJ_2(camera_i2c_write_obj, camera_i2c_write);

STATIC const mp_rom_map_elem_t camera_module_globals_table[] = {

{MP_ROM_QSTR(MP_QSTR_sleep), MP_ROM_PTR(&camera_sleep_obj)},
{MP_ROM_QSTR(MP_QSTR_wake), MP_ROM_PTR(&camera_wake_obj)},
{MP_ROM_QSTR(MP_QSTR_i2c_read), MP_ROM_PTR(&camera_i2c_read_obj)},
{MP_ROM_QSTR(MP_QSTR_i2c_write), MP_ROM_PTR(&camera_i2c_write_obj)},
};
STATIC MP_DEFINE_CONST_DICT(camera_module_globals, camera_module_globals_table);

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