main.h

这是一个合作式内核的实时系统,开发平台式KEIl51.

#ifndef _MAIN_H
#define _MAIN_H

#include <AT89x52.h>

//系统时钟设置
#define OSC_FREQ (12000000UL)
#define OSC_PER_INST (12)

//系统数据类型
typedef unsigned char tByte;
typedef unsigned int  tWord;
typedef unsigned long tLong;


#ifndef TRUE
#define FALSE 0
#define TRUE (!FALSE)
#endif

#define RETURN_NORMAL (bit) 0
#define RETURN_ERROR (bit) 1

//中断号
#define INTERRUPT_Timer_0_Overflow 1
#define INTERRUPT_Timer_1_Overflow 3
#define INTERRUPT_Timer_2_Overflow 5


#define INTERRUPT_EXTERNAL_0 0
#define INTERRUPT_EXTERNAL_1 2
#define INTERRUPT_UART_Rx_Tx 4
#define INTERRUPT_CAN_c515c 17


//系统保错列表
#define ERROR_SCH_TOO_MANY_TASKS (1)
#define ERROR_SCH_CANNOT_DELETE_TASK (2)

#define ERROR_SCH_WAITING_FOR_SLAVE_TO_ACK (3)
#define ERROR_SCH_WAITING_FOR_START_COMMAND_FROM_MASTER (3)

#define ERROR_SCH_ONE_OR_MORE_SLAVES_DID_NOT_START (4)
#define ERROR_SCH_LOST_SLAVE (5)

#define ERROR_SCH_CAN_BUS_ERROR (6)

#define ERROR_I2C_WRITE_BYTE (10)
#define ERROR_I2C_READ_BYTE (11)
#define ERROR_I2C_WRITE_BYTE_AT24C64 (12)
#define ERROR_I2C_READ_BYTE_AT24C64 (13)
#define ERROR_I2C_DS1621 (14)

#define ERROR_USART_TI (21)
#define ERROR_USART_WRITE_CHAR (22)

#define ERROR_SPI_EXCHANGE_BYTES_TIMEOUT (31)
#define ERROR_SPI_X25_TIMEOUT (32)
#define ERROR_SPI_MAX1110_TIMEOUT (33)

#define ERROR_ADC_MAX150_TIMEOUT (44)

#endif