📄 handmeteravr.c
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#include "iom32v.h"
#include <macros.h>
#define uchar unsigned char
#define uint unsigned int
#define _SLEEP() asm("sleep")
//****I/O define***************
//LCD
#define lcd_rw 2 //PC2 O
#define lcd_en 3 //PC3 O LCD使能
#define lcd_con 4 //PC4 O
#define lcd_cs1 5 //PC5 O
#define lcd_cs2 6 //PC6 O
#define lcd_el 7 //PC7 O 背光
//uart data
#define r232_txd 0 //PD0 I
#define r232_rxd 1 //PD1 O
//control
#define power_c 7 //PD7 O 电源控制
#define power_s 2 //PD2 I 电源检测
#define key_int 3 //PD3 I 键盘检测
#define mode_bit 4 //PD4 I
#define se_HW 6 //PD6 O
//flash
#define spi_cs 2 //PB2 O 片选
#define spi_rdy 1 //PB1 I 忙标志
#define spi_rst 0 //PB0 O
//*****************************
//**********************
//变量 常量定义
#define wr_device_add 0x64 //时钟器件地址写命令
#define rd_device_add 0x65 //器件地址读命令
#define START 0x08
#define RE_START 0x10
#define MT_SLA_ACK 0x18
#define MT_DATA_ACK 0x28
#define MR_SLA_ACK 0x40
#define MR_DATA_ACK 0x50
#define MR_DATA_NAK 0x58
#define Start() (TWCR=(1<<TWINT)|(1<<TWSTA)|(1<<TWEN))
#define Stop() (TWCR=(1<<TWINT)|(1<<TWSTO)|(1<<TWEN))
#define Wait() {while(!(TWCR&(1<<TWINT)));}
#define TestAck() (TWSR&0xf8)
#define SetAck() (TWCR|=(1<<TWEA))
#define SetNoAck() (TWCR&=~(1<<TWEA))
#define Twi() (TWCR=(1<<TWINT)|(1<<TWEN))
#define Write8Bit(x) {TWDR=(x);TWCR=(1<<TWINT)|(1<<TWEN);}
#define KEY_CHIP_ADDR 0x70 //键盘器件地址
#define KEY_STATUS_ADDR 0x00 //状态地址
#define KEY_VALUE_ADDR 0x01 //键值地址
//键值对应
#define ZERO_KEY 0x01 // ;0
#define ONE_KEY 0x02 // ;1
#define TWO_KEY 0x03 // ;2
#define THREE_KEY 0x04 // ;3
#define FOUR_KEY 0x05 // ;4
#define FIVE_KEY 0x09 // ;5
#define SIX_KEY 0x0A // ;6
#define SEVEN_KEY 0x0B // ;7
#define EIGHT_KEY 0x0C // ;8
#define NINE_KEY 0x0D // ;9
#define VLCD_KEY 0x19 // ;VLCD(el) KEY NUMBER
#define FUNC_KEY 0x15 // ;FUNCTION
#define SET_KEY 0x13 // ;SET
#define READ_KEY 0x14 // ;READ
#define UP_KEY 0x11 // ;SELECT_UP
#define DOWN_KEY 0x12 // ;SELECT_DOWN
#define ENTER_KEY 0x1A // ;ENTER
#define CANCEL_KEY 0x1B // ;CANCEL
#define F_READ_STATUS_CMD 0xD7 //STATUS_READ
#define F_WRITE_BUFFER1_CMD 0x84 //write buffer1
#define F_WRITE_BUFFER2_CMD 0x87 //write buffer2
#define F_READ_BUFFER1_CMD 0x54 //READ BUFFER1
#define F_READ_BUFFER2_CMD 0x56 //READ BUFFER2
#define F_WRITE_BUFFER1_TO_Page_CMD 0x83 //write buffer1 to page
#define F_WRITE_BUFFER2_TO_Page_CMD 0x86 //write buffer2 to page
#define F_READ_Page_TO_BUFFER1_CMD 0x53 //read main to buffer1
#define F_READ_Page_TO_BUFFER2_CMD 0x55 //read main to buffer2
#define F_READ_PAGE_CMD 0x52 //directly from main to ram
#define F_BUFFER_NUMBER1 0x01 //
#define VLCD_ON 0x12 //背光开
#define VLCD_OFF 0x21 //背光关
uchar terminal_numh; //终端号 HEX
uchar terminal_numl;
uchar hand_no_h ; //便携设备号
uchar hand_no_l ;
uchar crcram_h ; //
uchar crcram_l ;
uchar f_page_addrh ; //flash页地址缓存0~2048
uchar f_page_addrl ;
uchar f_data_addr ; //数据地址0~255
uchar f_data_num ; //数据个数0~255
uchar cpu_data_ram_addr; //
uchar f_page_addrth ; //内部地址
uchar f_page_addrtl ;
uchar f_page_byte_addr;
uchar terminal_addrh ; //终端号 BCD
uchar terminal_addrl ;
uchar key_status=false;
uchar key_value; //键号缓存
uchar bat_warning_s; //电池电压
uchar password_status; //权限状态
uchar password[2]; //密码
uchar password_mode; //权限区分
uchar vlcd_status=0x21; //LCD 背光状态 0x12 表示目前开，0x21表示目前关
const uchar default_time[14]={'2','0','0','6','0','6','0','6','0','6','0','6','0','6'};
uchar now_time[12];
uchar now_time_hex[6];
uchar timer_set;
uchar hw_commd_h; //红外通讯命令
uchar hw_commd_l;
uchar hw_rx_tx;
uchar hw_crc;
uchar hw_data_buffer[50]; //红外通讯数据缓存，包括打印
uchar usb_commd_h; //USB通讯命令
uchar usb_commd_l;
uchar usb_rx_tx;
uchar usb_crc;
uchar usb_err;
uchar usb_data_buffer[120]; //USB通讯数据缓存
uchar real_data_save[100]; //需要保存的数据
///子程序
/*UART---外部设备 初始化*/
void uart_out_init(void)
{
UCSRB=0xd8; //11011000 接收和发送中断，接收和发送使能
UBRRL=23 ;// 23 9600 //(fosc/16/(baud+1))%256;
UBRRH=0x00 ; // (fosc/16/(baud+1))/256;
UCSRC=0x86 ; //
}
/* 延时us 子程序 */
void delay_us(int time) //us delay
{
do
{
time--;
}
while (time>1);
}
/*延时ms子程序 ms delay */
void delay_ms(unsigned int time)
{
while(time!=0)
{
WDR();
delay_us(500);
time--;
}
}
//iic 初始化
void iic_init(void)
{
TWSR=00;
TWBR=0x16; //50K
}
//I/O口方向初始化
void io_init(void)
{
DDRA=0xff;
DDRB=0xC5;
DDRC=0xcf;
DDRD=0xff;
}
//红外
void USART0_Transmit( unsigned char data )
{
/* 等待发送缓冲器为空*/
PORTC &=~(1<<se_hw); //选通
delay_us(100);
do
{
WDR();
}
while ( !( UCSRA & (1<<UDRE)) );
/* 将数据放入缓冲器，发送数据*/
UDR = data;
}
//打印
void USART1_Transmit( unsigned char data )
{
/* 等待发送缓冲器为空*/
PORTC |=(1<<se_hw); //选通
delay_us(100);
do
{
WDR();
}
while ( !( UCSRA & (1<<UDRE)) );
/* 将数据放入缓冲器，发送数据*/
UDR = data;
}
//关闭看门狗
void WDT_off(void)
{
/* 置位WDCE 和WDE */
WDTCR = (1<<WDCE) | (1<<WDE);
/* 关闭WDT */
WDTCR = 0x00;
}
//SPI 初始化
void spi_init(void)
{
SPCR=0x51; //
SPSR=0x00; //
}
/******************************************
I2C总线写一个字节
返回0:写成功
返回非0:写失败
*******************************************/
unsigned char i2c_Write(unsigned char Wdata,unsigned int RomAddress)
{
Start();//I2C启动
Wait();
if(TestAck()!=START) return 1;//ACK
Write8Bit(wr_device_add);//写I2C从器件地址和写方式
Wait();
if(TestAck()!=MT_SLA_ACK) return 1;//ACK
Write8Bit(RomAddress);//写地址
Wait();
if(TestAck()!=MT_DATA_ACK) return 1;//ACK
Write8Bit(Wdata);//写数据
Wait();
if(TestAck()!=MT_DATA_ACK) return 1;//ACK
Stop();//I2C停止
WDR();
delay_ms(10);//延时等待
return 0;
}
/******************************************
I2C总线读一个字节
如果读失败也返回0
*******************************************/
unsigned char i2c_Read(unsigned int RomAddress)
{
unsigned char temp;
Start();//I2C启动
Wait();
if (TestAck()!=START) return 0;//ACK
Write8Bit(wr_device_add);//写I2C从器件地址和写方式
Wait();
if (TestAck()!=MT_SLA_ACK) return 0;//ACK
// P--;
Write8Bit(RomAddress);//写地址
Wait();
if (TestAck()!=MT_DATA_ACK) return 0;
Start();//I2C重新启动
Wait();
if (TestAck()!=RE_START) return 0;
Write8Bit(rd_device_add);//写I2C从器件地址和读方式
Wait();
if(TestAck()!=MR_SLA_ACK) return 0;//ACK
Twi();//启动主I2C读方式
Wait();
if(TestAck()!=MR_DATA_NAK) return 0;//ACK
temp=TWDR;//读取I2C接收数据
Stop();//I2C停止
WDR();
return temp;
}
//外部中断0服务程序,关设备
#pragma interrupt_handler EXT_INT0_ISR: iv_INT0
void EXT_INT0_ISR (void) //INT0 中断
{
uchar temp;
temp=SREG;
delay_ms(10);
portc &=~(1<<lcd_el); //关闭背光
portd &=~(1<<power_c); //关闭电源
delay_ms(2000); //等待关机
SREG=temp;
}
//外部中断1服务程序,键盘响应
#pragma interrupt_handler EXT_INT1_ISR: iv_INT1
void EXT_INT1_ISR (void) //INT1 中断
{
uchar temp;
temp=SREG;
delay_ms(1);
read_key_value(); //读取键值
if(key_vlaue==VLCD_KEY)
{
if(vlcd_status==VLCD_ON)
{
portc &=~(1<<lcd_el); //关闭背光
vlcd_status=0x21;
}
else
{
portc |=(1<<lcd_el); //打开背光
vlcd_status=0x12;
}
}
else
{
key_status=true; //有效键
}
SREG=temp;
}
//主程序
void main(void)
{
uchar i, j;
io_init();
portd |=(1<<power_c);
uart_out_init();
twi_init();
spi_init();
MCUCR=0x0f; //INT0 ,INT1 上升沿
GICR =0xc0; //INT0,INT1 中断使能
lcd_init(); //LCD初始化
lcd_clr(); //清屏幕
open_display(); //开机信息
SREG=0x80; //启动总中断，等待键盘响应
//
switch(!(PIND&(1<<mode_bit))
{
case 0: //usb模式
while(1)
{
usb_sub();
}
break;
default; //红外模式
EEPROM_read(0x02); //读出时钟状态
while(timer_set) //时钟设置
{
display_set();
wait_time_set();
}
display_pleasekey(); //提示首界面
while(1)
{
if(key_status==true) //判断键有效
{
key_status=false;
hw_sub(); //处理
}
else
{
}
}
break;
}
}
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