ameba_ws2812b/component/common/mbed/hal/serial_api.h
2015-11-17 10:30:14 +08:00

78 lines
2 KiB
C

/* mbed Microcontroller Library
* Copyright (c) 2006-2013 ARM Limited
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#ifndef MBED_SERIAL_API_H
#define MBED_SERIAL_API_H
#include "device.h"
#if DEVICE_SERIAL
#ifdef __cplusplus
extern "C" {
#endif
typedef enum {
ParityNone = 0,
ParityOdd = 1,
ParityEven = 2,
ParityForced1 = 3,
ParityForced0 = 4
} SerialParity;
typedef enum {
RxIrq,
TxIrq
} SerialIrq;
typedef enum {
FlowControlNone,
FlowControlRTS,
FlowControlCTS,
FlowControlRTSCTS
} FlowControl;
typedef void (*uart_irq_handler)(uint32_t id, SerialIrq event);
typedef struct serial_s serial_t;
void serial_init (serial_t *obj, PinName tx, PinName rx);
void serial_free (serial_t *obj);
void serial_baud (serial_t *obj, int baudrate);
void serial_format (serial_t *obj, int data_bits, SerialParity parity, int stop_bits);
void serial_irq_handler(serial_t *obj, uart_irq_handler handler, uint32_t id);
void serial_irq_set (serial_t *obj, SerialIrq irq, uint32_t enable);
int serial_getc (serial_t *obj);
void serial_putc (serial_t *obj, int c);
int serial_readable (serial_t *obj);
int serial_writable (serial_t *obj);
void serial_clear (serial_t *obj);
void serial_break_set (serial_t *obj);
void serial_break_clear(serial_t *obj);
void serial_pinout_tx(PinName tx);
void serial_set_flow_control(serial_t *obj, FlowControl type, PinName rxflow, PinName txflow);
#ifdef __cplusplus
}
#endif
#endif
#endif