92 lines
2.5 KiB
C
92 lines
2.5 KiB
C
/*
|
|
* This file is part of the MicroPython project, http://micropython.org/
|
|
*
|
|
* The MIT License (MIT)
|
|
*
|
|
* Copyright (c) 2022 Robert Hammelrath
|
|
*
|
|
* Permission is hereby granted, free of charge, to any person obtaining a copy
|
|
* of this software and associated documentation files (the "Software"), to deal
|
|
* in the Software without restriction, including without limitation the rights
|
|
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
|
|
* copies of the Software, and to permit persons to whom the Software is
|
|
* furnished to do so, subject to the following conditions:
|
|
*
|
|
* The above copyright notice and this permission notice shall be included in
|
|
* all copies or substantial portions of the Software.
|
|
*
|
|
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
|
|
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
|
|
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
|
|
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
|
|
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
|
|
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
|
|
* THE SOFTWARE.
|
|
*
|
|
* This file initialises provides and checks pin capabilities as required
|
|
* for USART, I2C, SPI, PWM, ADC
|
|
*
|
|
*/
|
|
|
|
#if defined(MCU_SAMD21)
|
|
|
|
typedef struct {
|
|
uint8_t pin_id;
|
|
uint8_t eic;
|
|
uint8_t adc0;
|
|
uint8_t sercom1;
|
|
uint8_t sercom2;
|
|
uint8_t tcc1;
|
|
uint8_t tcc2;
|
|
} pin_af_t;
|
|
|
|
#define ALT_FCT_TC 4
|
|
#define ALT_FCT_TCC1 4
|
|
#define ALT_FCT_TCC2 5
|
|
|
|
#elif defined(MCU_SAMD51)
|
|
|
|
typedef struct {
|
|
uint8_t pin_id;
|
|
uint8_t eic;
|
|
uint8_t adc0;
|
|
uint8_t adc1;
|
|
uint8_t sercom1;
|
|
uint8_t sercom2;
|
|
uint8_t tc;
|
|
uint8_t tcc1;
|
|
uint8_t tcc2;
|
|
} pin_af_t;
|
|
|
|
#define ALT_FCT_TC 4
|
|
#define ALT_FCT_TCC1 5
|
|
#define ALT_FCT_TCC2 6
|
|
|
|
#endif
|
|
|
|
typedef struct _sercom_pad_config_t {
|
|
uint8_t alt_fct;
|
|
uint8_t pad_nr;
|
|
} sercom_pad_config_t;
|
|
|
|
typedef struct _adc_config_t {
|
|
uint8_t device;
|
|
uint8_t channel;
|
|
} adc_config_t;
|
|
|
|
typedef struct _pwm_config_t {
|
|
uint8_t alt_fct;
|
|
uint8_t device_channel;
|
|
} pwm_config_t;
|
|
|
|
#define ALT_FCT_EIC 0
|
|
#define ALT_FCT_ADC 1
|
|
#define ALT_FCT_DAC 1
|
|
#define ALT_FCT_SERCOM1 2
|
|
#define ALT_FCT_SERCOM2 3
|
|
|
|
sercom_pad_config_t get_sercom_config(int pin_id, uint8_t sercom);
|
|
adc_config_t get_adc_config(int pin_id, int32_t flag);
|
|
pwm_config_t get_pwm_config(int pin_id, int wanted_dev, uint8_t used_dev[]);
|
|
const pin_af_t *get_pin_af_info(int pin_id);
|