/*
 * Copyright (c) 2022 Unionman Technology Co., Ltd.
 * 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 _SERIAL_UART_H_
#define _SERIAL_UART_H_

#define UART_TTL_NAME "/dev/ttyS1"
#define FRAME_LEN 4
#define RECV_HEAD 0xaa
#define RECV_END 0x55
#define EVT_RIGHT 0x01
#define EVT_LEFT 0x02
#define EVT_BACK 0x03
#define EVT_FORWARD 0x04
#define EVT_PULLUP 0x05
#define EVT_PULLDOWN 0x06
#define EVT_PULLREMOVE 0x07
#define EVT_TOUCH1 0x21
#define EVT_TOUCH2 0x22
#define EVT_TOUCH3 0x23
#define EVT_TOUCH4 0x24
#define EVT_TOUCH5 0x25
#define OK 0
#define ERR (-1)

int uart_init(int fd, int uartBaud);
int data_proce(int *recv);

#endif