diff options
Diffstat (limited to 'drivers/avr/spi_master.h')
-rw-r--r-- | drivers/avr/spi_master.h | 59 |
1 files changed, 0 insertions, 59 deletions
diff --git a/drivers/avr/spi_master.h b/drivers/avr/spi_master.h deleted file mode 100644 index 8a30f47ae4..0000000000 --- a/drivers/avr/spi_master.h +++ /dev/null @@ -1,59 +0,0 @@ -/* Copyright 2020 - * - * This program 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. - * - * This program 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 <https://www.gnu.org/licenses/>. - */ - -#pragma once - -#include <stdbool.h> - -#include "gpio.h" - -typedef int16_t spi_status_t; - -// Hardware SS pin is defined in the header so that user code can refer to it -#if defined(__AVR_AT90USB162__) || defined(__AVR_ATmega16U2__) || defined(__AVR_ATmega32U2__) || defined(__AVR_ATmega16U4__) || defined(__AVR_ATmega32U4__) || defined(__AVR_AT90USB646__) || defined(__AVR_AT90USB647__) || defined(__AVR_AT90USB1286__) || defined(__AVR_AT90USB1287__) -# define SPI_SS_PIN B0 -#elif defined(__AVR_ATmega32A__) -# define SPI_SS_PIN B4 -#elif defined(__AVR_ATmega328P__) || defined(__AVR_ATmega328__) -# define SPI_SS_PIN B2 -#endif - -#define SPI_STATUS_SUCCESS (0) -#define SPI_STATUS_ERROR (-1) -#define SPI_STATUS_TIMEOUT (-2) - -#define SPI_TIMEOUT_IMMEDIATE (0) -#define SPI_TIMEOUT_INFINITE (0xFFFF) - -#ifdef __cplusplus -extern "C" { -#endif -void spi_init(void); - -bool spi_start(pin_t slavePin, bool lsbFirst, uint8_t mode, uint16_t divisor); - -spi_status_t spi_write(uint8_t data); - -spi_status_t spi_read(void); - -spi_status_t spi_transmit(const uint8_t *data, uint16_t length); - -spi_status_t spi_receive(uint8_t *data, uint16_t length); - -void spi_stop(void); -#ifdef __cplusplus -} -#endif |