2020-06-29 07:26:39 -07:00
|
|
|
/*
|
|
|
|
Copyright 2019 Benjamin Vedder benjamin@vedder.se
|
|
|
|
|
|
|
|
This file is part of the VESC firmware.
|
|
|
|
|
|
|
|
The VESC firmware is free software: you can redistribute it and/or modify
|
|
|
|
it under the terms of the GNU General Public License as published by
|
|
|
|
the Free Software Foundation, either version 3 of the License, or
|
|
|
|
(at your option) any later version.
|
|
|
|
|
|
|
|
The VESC firmware is distributed in the hope that it will be useful,
|
|
|
|
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
|
|
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
|
|
GNU General Public License for more details.
|
|
|
|
|
|
|
|
You should have received a copy of the GNU General Public License
|
|
|
|
along with this program. If not, see <http://www.gnu.org/licenses/>.
|
|
|
|
*/
|
|
|
|
|
|
|
|
#ifndef SPI_BB_H_
|
|
|
|
#define SPI_BB_H_
|
|
|
|
|
|
|
|
#include "ch.h"
|
|
|
|
#include "hal.h"
|
|
|
|
#include "stdint.h"
|
|
|
|
#include "stdbool.h"
|
|
|
|
|
|
|
|
typedef struct {
|
|
|
|
stm32_gpio_t *nss_gpio;
|
|
|
|
int nss_pin;
|
|
|
|
stm32_gpio_t *sck_gpio;
|
|
|
|
int sck_pin;
|
|
|
|
stm32_gpio_t *mosi_gpio;
|
|
|
|
int mosi_pin;
|
|
|
|
stm32_gpio_t *miso_gpio;
|
|
|
|
int miso_pin;
|
|
|
|
bool has_started;
|
|
|
|
bool has_error;
|
|
|
|
mutex_t mutex;
|
|
|
|
} spi_bb_state;
|
|
|
|
|
2021-12-20 07:52:59 -08:00
|
|
|
void spi_bb_deinit(spi_bb_state *s);
|
2020-06-29 07:26:39 -07:00
|
|
|
void spi_bb_init(spi_bb_state *s);
|
2021-12-26 09:44:33 -08:00
|
|
|
void spi_bb_nss_init(spi_bb_state *s);
|
2020-07-20 23:50:09 -07:00
|
|
|
uint8_t spi_bb_exchange_8(spi_bb_state *s, uint8_t x);
|
|
|
|
void spi_bb_transfer_8(spi_bb_state *s, uint8_t *in_buf, const uint8_t *out_buf, int length);
|
2021-12-20 07:52:59 -08:00
|
|
|
void spi_bb_transfer_16(spi_bb_state *s, uint16_t *in_buf, const uint16_t *out_buf, int length);
|
2020-07-20 23:50:09 -07:00
|
|
|
void spi_bb_begin(spi_bb_state *s);
|
|
|
|
void spi_bb_end(spi_bb_state *s);
|
|
|
|
void spi_bb_delay(void);
|
2021-12-20 07:52:59 -08:00
|
|
|
void spi_bb_long_delay(void);
|
|
|
|
|
|
|
|
bool spi_bb_check_parity(uint16_t x);
|
2020-06-29 07:26:39 -07:00
|
|
|
|
|
|
|
#endif /* SPI_BB_H_ */
|