From 44bc1711aa2eb093329bdbd4ee8c137bd2f7a9f4 Mon Sep 17 00:00:00 2001 From: sommersoft Date: Thu, 18 Jan 2018 13:39:11 -0600 Subject: Added Unique ID Functions/Updated Support Matrix (#527) shared_bindings/index.rst: updated Support Matrix format as discussed in PR #503 & Issue #448. shared-bindings/microcontroller/Processor.c & .h: added UID lookup functionality for use with all ports. Fixes #462. --- shared-bindings/microcontroller/Processor.c | 23 ++++++++++++++++++++++- 1 file changed, 22 insertions(+), 1 deletion(-) (limited to 'shared-bindings/microcontroller/Processor.c') diff --git a/shared-bindings/microcontroller/Processor.c b/shared-bindings/microcontroller/Processor.c index 0e843bd31..7cc0d6016 100644 --- a/shared-bindings/microcontroller/Processor.c +++ b/shared-bindings/microcontroller/Processor.c @@ -32,7 +32,6 @@ #include "py/objproperty.h" -#include "py/objproperty.h" #include "py/runtime.h" //| .. currentmodule:: microcontroller @@ -93,9 +92,31 @@ const mp_obj_property_t mcu_processor_temperature_obj = { }, }; +//| .. attribute:: uid +//| +//| Return the unique id (aka serial number) of the chip. +//| Returns a bytearray object. +//| +STATIC mp_obj_t mcu_processor_get_uid(mp_obj_t self) { + uint8_t raw_id[COMMON_HAL_MCU_PROCESSOR_UID_LENGTH]; + common_hal_mcu_processor_get_uid(raw_id); + return mp_obj_new_bytearray(sizeof(raw_id), raw_id); +} + +MP_DEFINE_CONST_FUN_OBJ_1(mcu_processor_get_uid_obj, mcu_processor_get_uid); + +const mp_obj_property_t mcu_processor_uid_obj = { + .base.type = &mp_type_property, + .proxy = {(mp_obj_t)&mcu_processor_get_uid_obj, // getter + (mp_obj_t)&mp_const_none_obj, // no setter + (mp_obj_t)&mp_const_none_obj, // no deleter + }, +}; + STATIC const mp_rom_map_elem_t mcu_processor_locals_dict_table[] = { { MP_ROM_QSTR(MP_QSTR_frequency), MP_ROM_PTR(&mcu_processor_frequency_obj) }, { MP_ROM_QSTR(MP_QSTR_temperature), MP_ROM_PTR(&mcu_processor_temperature_obj) }, + { MP_ROM_QSTR(MP_QSTR_uid), MP_ROM_PTR(&mcu_processor_uid_obj) }, }; STATIC MP_DEFINE_CONST_DICT(mcu_processor_locals_dict, mcu_processor_locals_dict_table); -- cgit v1.2.3