1 /* Copyright 2018 Jack Humbert
2 * Copyright 2018 Yiancar
4 * This program is free sofare: you can redistribute it and/or modify
5 * it under the terms of the GNU General Public License as published by
6 * the Free Sofare Foundation, either version 2 of the License, or
7 * (at your option) any later version.
9 * This program 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.
14 * You should have received a copy of the GNU General Public License
15 * along with this program. If not, see <http://www.gnu.org/licenses/>.
18 /* This library follows the convention of the AVR i2c_master library.
19 * As a result addresses are expected to be already shifted (addr << 1).
20 * I2CD1 is the default driver which corresponds to pins B6 and B7. This
22 * Please ensure that HAL_USE_I2C is TRUE in the halconf.h file and that
23 * STM32_I2C_USE_I2C1 is TRUE in the mcuconf.h file.
30 #define I2C_DRIVER I2CD1
34 uint8_t i2c_start(uint8_t address);
35 uint8_t i2c_transmit(uint8_t address, uint8_t* data, uint16_t length, uint16_t timeout);
36 uint8_t i2c_receive(uint8_t address, uint8_t* data, uint16_t length, uint16_t timeout);
37 uint8_t i2c_transmit_receive(uint8_t address, uint8_t * tx_body, uint16_t tx_length, uint8_t * rx_body, uint16_t rx_length);
38 uint8_t i2c_writeReg(uint8_t devaddr, uint8_t regaddr, uint8_t* data, uint16_t length, uint16_t timeout);
39 uint8_t i2c_readReg(uint8_t devaddr, uint8_t* regaddr, uint8_t* data, uint16_t length, uint16_t timeout);
40 uint8_t i2c_stop(uint16_t timeout);