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betaflight/src/main/drivers/serial_softserial.h
2016-10-12 09:17:16 +01:00

36 lines
1.3 KiB
C

/*
* This file is part of Cleanflight.
*
* Cleanflight 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.
*
* Cleanflight 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 Cleanflight. If not, see <http://www.gnu.org/licenses/>.
*/
#pragma once
#define SOFTSERIAL_BUFFER_SIZE 256
typedef enum {
SOFTSERIAL1 = 0,
SOFTSERIAL2
} softSerialPortIndex_e;
serialPort_t *openSoftSerial(softSerialPortIndex_e portIndex, serialReceiveCallbackPtr rxCallback, uint32_t baud, portOptions_t options);
// serialPort API
void softSerialWriteByte(serialPort_t *instance, uint8_t ch);
uint32_t softSerialRxBytesWaiting(const serialPort_t *instance);
uint32_t softSerialTxBytesFree(const serialPort_t *instance);
uint8_t softSerialReadByte(serialPort_t *instance);
void softSerialSetBaudRate(serialPort_t *s, uint32_t baudRate);
bool isSoftSerialTransmitBufferEmpty(const serialPort_t *s);