drv_spi.h
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1 /*
2  * This file is part of Cleanflight.
3  *
4  * Cleanflight is free software: you can redistribute it and/or modify
5  * it under the terms of the GNU General Public License as published by
6  * the Free Software Foundation, either version 3 of the License, or
7  * (at your option) any later version.
8  *
9  * Cleanflight is distributed in the hope that it will be useful,
10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12  * GNU General Public License for more details.
13  *
14  * You should have received a copy of the GNU General Public License
15  * along with Cleanflight. If not, see <http://www.gnu.org/licenses/>.
16  */
17 
18 #pragma once
19 
20 #define SPI_0_28125MHZ_CLOCK_DIVIDER 256
21 #define SPI_0_5625MHZ_CLOCK_DIVIDER 128
22 #define SPI_18MHZ_CLOCK_DIVIDER 2
23 #define SPI_9MHZ_CLOCK_DIVIDER 4
24 
25 bool spiInit(SPI_TypeDef *instance);
26 void spiSetDivisor(SPI_TypeDef *instance, uint16_t divisor);
27 uint8_t spiTransferByte(SPI_TypeDef *instance, uint8_t in);
28 bool spiIsBusBusy(SPI_TypeDef *instance);
29 
30 void spiTransfer(SPI_TypeDef *instance, uint8_t *out, const uint8_t *in, int len);
bool spiInit(SPI_TypeDef *instance)
Definition: drv_spi.c:372
Serial Peripheral Interface.
Definition: stm32f4xx.h:1580
bool spiIsBusBusy(SPI_TypeDef *instance)
Definition: drv_spi.c:425
void spiTransfer(SPI_TypeDef *instance, uint8_t *out, const uint8_t *in, int len)
Definition: drv_spi.c:430
uint8_t spiTransferByte(SPI_TypeDef *instance, uint8_t in)
Definition: drv_spi.c:399
void spiSetDivisor(SPI_TypeDef *instance, uint16_t divisor)
Definition: drv_spi.c:460


rosflight_firmware
Author(s): Daniel Koch , James Jackson
autogenerated on Thu Oct 24 2019 03:17:18