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/*---------------------------------------------------------------------------------------------
Projest: 電壓邏輯筆
Author: Wang Jiati [王家體]
Note:
編譯器版本: HOLTEK C V3.31. 09/05/2014發布
Product Name : ____________
MCU Name : HT66F04
File Name : D:\WANGJIATI\DESKTOP\邏輯筆\電壓邏輯筆\電壓邏輯筆.MTP
HT-IDE Ver. : V7.85
Compiler Ver. : HGASM 020
Linker Ver. : V8.6
CFG Ver. : V4.3
------------------------------------------------------------------------------------------------
MTP File Checksum:[ DA00H ]
Program Checksum:[ 76BEH ]
Program+Option Checksum:[ 7771H ]
Program+Option+Data Checksum:[ B731H ]
------------------------------------------------------------------------------------------------
LVR Function Enable
LVR Voltage Selection 2.55V
High Speed/Low Speed System Oscillator Selection - fosc HIRC+LIRC
fsub clock source LIRC
HIRC frequency selection 8MHz @ Vdd=5V
PTC clock source fptc LIRC
XTAL OSC(1~24MHZ) build-in R enable enable
WDT clock Selection -fs fsub
Watchdog Timer Function Enable
CLRWDT Instructions Selection 1 instruction
PA7/RES Pin Options I/O pin
------------------------------------------------------------------------------------------------
------------------------------------------------------------------------------------------------*/
/*--------------------------------------------------------------------------------------*/
/*History 2014-9-22 V1.1
----------------------------------------------------------------------------------------*/
#include "HT66F04.h"
/*----------------------------------------------------------------------------------------
宏定義
----------------------------------------------------------------------------------------*/
#define FREQ 8000000 //時鐘速度
#define LED_9_PIN_H _pa6
#define LED_9_PIN_CON _pac6
#define LED_8_PIN_L _pa6
#define LED_8_PIN_CON _pac6
#define LED_7_PIN_H _pa5
#define LED_7_PIN_CON _pac5
#define LED_6_PIN_L _pa5
#define LED_6_PIN_CON _pac5
#define LED_5_PIN_H _pa4
#define LED_5_PIN_CON _pac4
#define LED_4_PIN_L _pa4
#define LED_4_PIN_CON _pac4
#define LED_3_PIN_H _pa3
#define LED_3_PIN_CON _pac3
#define LED_2_PIN_L _pa3
#define LED_2_PIN_CON _pac3
#define LED_1_PIN_H _pa1
#define LED_1_PIN_CON _pac1
#define Constant_PIN _pa2
#define ADC_COUNTER 8 //中位值采樣次數.ADC緩沖去長度
#define KEY_R_T0 40 //按鍵長按識別常熟
#define EE_first 0x01 //第一次上電識別,初始化
#define EE_vdd 0x08 //量程設置存儲位置
#define EE_offset EE_vdd+1 //偏置存儲位置
#define EE_Gain EE_offset+2 //增益系數存儲位置
/* BIT/BYTE MANIPULATION ---*/
#define FALSE 0
#define TRUE 1
#define MAKE8(var, offset) (((var >> (offset*8)) & 0xff)
#define MAKE16(varhigh,varlow) (unsigned int)((varhigh&0xff)*0x100 + (varlow&0xff))
#define WORD_LO(xxx) ((unsigned char) ((unsigned int)(xxx) & 255))
#define WORD_HI(xxx) ((unsigned char) ((unsigned int)(xxx) >> 8))
/*----------------------------------------------------------------------------------------
全局變量
----------------------------------------------------------------------------------------*/
static volatile unsigned char work_mode; //工作模式
static volatile unsigned char KeyTime; //記錄按鍵按下時長
static volatile unsigned char power_time; //上電時長
static volatile unsigned int cycle_h_now; //當前輸出頻率信號,高位
static volatile unsigned int cycle_l; //設置頻率輸出信號
static volatile unsigned int cycle_h;
static volatile unsigned int vdd; //量程電壓, 5V*8192 =40960
static volatile unsigned int adc; //
static volatile float voltage; //采集來的電壓
static unsigned int ADC_buffer[ADC_COUNTER]; //ADC緩沖
static unsigned char vdd_step; //
union {
unsigned char data[2];
volatile unsigned int O; //零點偏置
} Offset;
union {
unsigned char data[3];
volatile float G; //float 24bit
} Gain; //增益系數
typedef struct {
unsigned int * volatile buffer; //緩沖區指針
unsigned char counter; //隊列計數器
} queue;
volatile queue Queue_adc;
typedef struct {
unsigned char _LED1:1;
unsigned char _LED2:1;
unsigned char _LED3:1;
unsigned char _LED4:1;
unsigned char _LED5:1;
unsigned char _LED6:1;
unsigned char _LED7:1;
unsigned char _LED8:1;
unsigned char _LED9:1;
unsigned char :6;
unsigned char _flag:1;
} _display_bits;
union {
_display_bits bits;
volatile unsigned int data;
} display_data;
#define LED9 display_data.bits._LED9
#define LED8 display_data.bits._LED8
#define LED7 display_data.bits._LED7
#define LED6 display_data.bits._LED6
#define LED5 display_data.bits._LED5
#define LED4 display_data.bits._LED4
#define LED3 display_data.bits._LED3
#define LED2 display_data.bits._LED2
#define LED1 display_data.bits._LED1
#define update_display_flag display_data.bits._flag
typedef struct {
unsigned char _State0:3;
unsigned char _State1:3;
unsigned char _key:1;
unsigned char _disp:1;
unsigned char _time:4;
unsigned char _scan:1;
unsigned char _pow:1;
unsigned char _flag:1;
unsigned char _out:1;
} _step_bits;
union {
_step_bits bits;
volatile unsigned int data;
} step_data;
#define display_flag step_data.bits._disp
#define pwoer_flag step_data.bits._pow
#define output_flag step_data.bits._out
#define KeyState step_data.bits._State1
#define KeySave step_data.bits._flag
#define key_input step_data.bits._key
#define ferq_step step_data.bits._State0
#define update_time step_data.bits._time
#define key_scan step_data.bits._scan
const unsigned int vdd_date[6] = {20480,24576,27033,29491,36044,40960}; //5V*8192 =40960
// 2.5, 3, 3.3, 3.6, 4.4, 5
const unsigned int freq_date[5] = {31250,3125,1250,2500,1250};
// 2, 20, 50, 100, 200};
/*----------------------------------------------------------------------------------------
原型聲明
----------------------------------------------------------------------------------------*/
unsigned int filter(unsigned char size, unsigned int buff[] );
unsigned char queue_in(unsigned int* new_data, volatile queue* me);
void setup_freq(unsigned char step);
void DataEE_Read(unsigned char addr, unsigned char * _ram, unsigned char bytes);
void DataEE_Write(unsigned char addr, unsigned char * _ram, unsigned char bytes);
/*----------------------------------------------------------------------------------------
Purpose: time_0 ISR
----------------------------------------------------------------------------------------*/
DEFINE_ISR(MF_0F, 0x0C){ //頻率信號中斷服務
if(_t0af == 1){
_t0af = 0;
if (output_flag ==1){
output_flag = 0;
Constant_PIN ^= 0x01;
}
if (cycle_h_now >0){
cycle_h_now--;
_tm0al =255;
_tm0ah = 3;
}else{
output_flag = 1;
cycle_h_now = cycle_h;
_tm0al = WORD_LO(cycle_l);
_tm0ah = WORD_HI(cycle_l);
}
}
_mf0f = 0;
}
/*----------------------------------------------------------------------------------------
Purpose: time_base_1 ISR
----------------------------------------------------------------------------------------*/
DEFINE_ISR(time_base_1_ISR, 0x20){ //時基中斷TB1,每0.004096 秒中斷
unsigned int temp;
/*--讀ADC----*/
_adoff = 0;
_start = 0;
_start = 1;
_start = 0;
while(_eocb == 1){
GCC_CLRWDT();
}
temp = MAKE16(_adrh,_adrl);
_adoff = 1;
/*--存入ADC緩存,中位值濾波,折算電壓----*/
if(queue_in( &temp, &Queue_adc) == 1 )
{
adc = filter( ADC_COUNTER, Queue_adc.buffer);
if(adc > Offset.O){
temp = adc - Offset.O;
}else{
temp = 0;
}
voltage = Gain.G * (float)(temp);
}
}
/*----------------------------------------------------------------------------------------
Purpose: time_base_0 ISR
----------------------------------------------------------------------------------------*/
DEFINE_ISR(time_base_0_ISR, 0x1c){ //時基中斷TB0,每0.008192 秒中斷
unsigned char temp;
unsigned int temp_int;
float temp_float2;
//if(work_mode ==3){
// _pac = 0xFA;
//}else{
_pac = 0xFB;
//}
if(display_flag == 1){ //屏服務
display_flag = 0;
if(LED9 == 1){
LED_9_PIN_CON = 0;
LED_9_PIN_H = 1;
}
if(LED7 == 1){
LED_7_PIN_CON = 0;
LED_7_PIN_H = 1;
}
if(LED5 == 1){
LED_5_PIN_CON = 0;
LED_5_PIN_H = 1;
}
if(LED3 == 1){
LED_3_PIN_CON = 0;
LED_3_PIN_H = 1;
}
if(LED1 == 1){
LED_1_PIN_CON = 0;
LED_1_PIN_H = 1;
}
}else{
display_flag = 1;
if(LED8 == 1){
LED_8_PIN_CON = 0;
LED_8_PIN_L = 0;
}
if(LED6 == 1){
LED_6_PIN_CON = 0;
LED_6_PIN_L = 0;
}
if(LED4 == 1){
LED_4_PIN_CON = 0;
LED_4_PIN_L = 0;
}
if(LED2 == 1){
LED_2_PIN_CON = 0;
LED_2_PIN_L = 0;
}
}
if(++update_time == 6){ //6*8.192 = 49.152mS
if(pwoer_flag == 1){ //上電計時,用于檢測上電按鍵
if(++power_time >=43){
pwoer_flag = 0;
}
}
update_time = 0;
key_scan = 1;
/*--刷顯存----*/
if(update_display_flag != 1){
switch(work_mode){
case 0:{ //電壓測量
display_data.data &= 0XFE00;
temp_int = 0x0001;
for(temp=11; temp>=3; temp--){
temp_float2 = ((float)(vdd)/8192)*((float)(temp)/10);
if(voltage >= temp_float2){
temp_int <<= (temp-3);
display_data.data |= temp_int;
break;
}else{
display_data.data |= 0;
}
}
}break;
case 1:{ //通斷
display_data.data &=0xFE07;
if(_cout ==1){
display_data.data |= 0x01F0;
}
}break;
case 2:{ //二極管
display_data.data &=0xFE07;
temp_int = 0x0008;
for(temp=10; temp>=3; temp--){
temp_float2 = (float)(temp)/10;
if(temp==3){
display_data.data |= 0x01F0;
break;
}
else if(voltage >= temp_float2){
temp_int <<= (temp-4);
display_data.data |= temp_int;
break;
}else{
display_data.data |= 0;
}
}
}break;
case 5:{ //校準偏置
display_data.data &= 0XFE0A;
if(adc > 40){
LED9 = 1;
}else if(adc > 20){
LED8 = 1;
}else if(adc > 10){
LED7 = 1;
}
}break;
case 6:{ //校準增益
display_data.data &= 0XFE1A;
if(adc > 3400){
LED9 = 1;
}else if(adc > 3000){
LED8 = 1;
}else if(adc > 2700){
LED7 = 1;
}
}break;
default: break;
}
}
}
}
void DataEE_Read(unsigned char addr, unsigned char * _ram, unsigned char bytes) {
unsigned char i;
for (i = 0; i < bytes; i++, _ram++, addr++){
_eea = addr; //讀地址
_rden = 1; //讀使能
_rd = 1; //開始讀
//GCC_NOP();
while(_rd){ //等待完成
GCC_CLRWDT();
}
*_ram = _eed;
_rden = 0; //清理
}
}
void DataEE_Write(unsigned char addr, unsigned char * _ram, unsigned char bytes) {
unsigned char i;
for (i = 0; i < bytes; i++, _ram++, addr++){
_eea = addr;
_eed = *_ram;
_wren = 1;
_wr = 1;
//GCC_NOP();
while(_wr){
GCC_CLRWDT();
}
_wren = 0;
}
}
/*----------------------------------------------------------------------------------------
Purpose: 頻率轉換 0.964HZ-250KHZ @ 8M時鐘
----------------------------------------------------------------------------------------*/
void setup_freq(unsigned char step){
unsigned int temp;
if (step <= 2)
{
//temp = (FREQ/64/2) / freq_temp;
_tm0c0 = 0b00111000; //fH/16
}else{
//temp = (FREQ/16/2) / freq_temp;
_tm0c0 = 0b00101000; //fH/16
}
temp = freq_date[step];
_tm0c1 = 0b11000001; //TM0比較器A匹配
cycle_l = temp & 1023;
cycle_h = temp >> 10;
_tm0al =255;
_tm0ah = 3;
cycle_h_now = cycle_h;
_t0on = 0;
_t0on = 1;
output_flag = 0;
}
/*----------------------------------------------------------------------------------------
Purpose: 無符號int型數組中位值濾波排序采用選擇排序
----------------------------------------------------------------------------------------*/
unsigned int filter(unsigned char size, unsigned int buff[] ){ //, unsigned char sensitive)
unsigned int temp;
unsigned char i,j,min;
for( i=0;i<size;i++)
{
min=i;//先假設最小下標為i
for(j=i+1;j<size;j++)
if(buff[j]<buff[min]) //對i之后的數進行掃描將最小的數賦予min
min=j;
if(min!=i) //判斷min與i是否相等，若＝則說明原假設正確反之交換數值
{
temp=buff[i];
buff[i]= buff[min];
buff[min]=temp;
}
}
return buff[size/2];
}
/*----------------------------------------------------------------------------------------
Purpose: 存入線性隊列
----------------------------------------------------------------------------------------*/
unsigned char queue_in(unsigned int* new_data, volatile queue* me){
me->buffer[me->counter] = *new_data;
me->counter ++;
if( me->counter >= ADC_COUNTER)//me->size)
{
me->counter = 0;
return 1;
}
else
{
return 0;
}
}
/*----------------------------------------------------------------------------------------
Purpose: main
----------------------------------------------------------------------------------------*/
void main(){
unsigned char temp;
unsigned int temp_int;
//adc
_adcr0 = 0b00010000;
_adcr1 = 0b00000100;
_acerl = 0b00000001;
//TB
_tbc = 0b11000110;
_pac = 0xFB; //pa2 輸出模式
_cpc = 0b00101001; //比較器設置
_pac2 = 0;
Constant_PIN = 1; //禁止恒流輸出
Queue_adc.counter = 0;
Queue_adc.buffer = ADC_buffer;
DataEE_Read(EE_first, &temp, sizeof(temp));
if(temp != 0xA5){ //第一次上電?
vdd_step = 5;
Offset.O = 0;
Gain.G = 0.0016118633139910;
temp = 0xA5;
DataEE_Write(EE_first, &temp, sizeof(temp));
DataEE_Write(EE_vdd, &vdd_step, sizeof(vdd_step));
DataEE_Write(EE_offset, &Offset.data[0], sizeof(Offset.O));
DataEE_Write(EE_Gain, &Gain.data[0], sizeof(Gain.G));
}else{
DataEE_Read(EE_vdd, &vdd_step, sizeof(vdd_step));
DataEE_Read(EE_offset, &Offset.data[0], sizeof(Offset.O));
DataEE_Read(EE_Gain, &Gain.data[0], sizeof(Gain.G));
}
vdd = vdd_date[vdd_step];
pwoer_flag = 1;
_wdtc = 0b11110000; //放狗,看門
_tb1e = TRUE; //開TB1中斷,測量電壓
_tb0e = TRUE; //開TB0中斷,顯示,按鍵,刷數
_emi = TRUE;
while(1){
if(key_scan ==1){
key_scan = 0;
/*--按鍵掃描----*/
temp = 0;
key_input = _pa7; //讀取按鍵
switch(KeyState){
case 0:{
if( key_input == 0 ){ //判斷是否有按鍵操作
KeySave = key_input; //有,暫存當前按鍵
KeyState =1;
}
}break;
case 1:{
if( key_input == KeySave ){ //按鍵抖動,
KeyState = 2;
KeyTime = KEY_R_T0 ; //第一次按鍵長按反應時間
}else
KeyState = 0;
}break;
case 2:{
if( key_input == 0 ){
if(--KeyTime <= 1 ){ //長按?
temp = 2;
KeyState = 3;
}
}else{
temp =1;
KeyState = 0;
}
}break;
case 3:{
if( key_input == 1 ){ //檢查按鍵彈起
KeyState = 0;
}
}break;
default: break;
}
if(temp !=0){
update_display_flag = 1;
/*--短按操作----*/
if( temp ==1){
if(work_mode ==3){
++ferq_step;
if( ferq_step>4){
_mf0e = FALSE;
_mf0f = FALSE;
_t0ae = FALSE; //禁止頻率輸出
_t0af = FALSE;
ferq_step = 0;
work_mode = 0;
Constant_PIN = 1;
}
}else if(work_mode ==4){
++vdd_step;
if( vdd_step>5){
vdd_step = 0;
}
}else if(work_mode ==7){
work_mode = 0;
DataEE_Write(EE_offset, &Offset.data[0], sizeof(Offset.O));
DataEE_Write(EE_Gain, &Gain.data[0], sizeof(Gain.G));
}else{
++work_mode;
}
}
/*--長按操作----*/
else if(temp ==2) {
if(pwoer_flag == 1){
work_mode = 5;
pwoer_flag = 0;
}else if(work_mode == 0){
_tb1e = FALSE;
work_mode = 4;
}else if(work_mode == 4){
vdd = vdd_date[vdd_step];
work_mode = 0;
DataEE_Write(EE_vdd, &vdd_step, sizeof(vdd_step));
}
}
/*--更新工作模式----*/
switch(work_mode){
case 0:{ //電壓測量
display_data.data = 0;
_acerl = 1;
Queue_adc.counter = 0;
voltage = 0;
_tb1f = FALSE;
_tb1e = TRUE; //開TB0中斷
}break;
case 1:{ //通斷
LED1 = 0;
LED2 = 1;
LED3 = 1;
_tb1e = FALSE;
_tb1f = FALSE;
_cpc = 0b11101001;
Constant_PIN = 0;
}break;
case 2:{ //二極管
LED1 = 1;
LED2 = 0;
LED3 = 1;
_cpc = 0b00101001; //比較器設置
Constant_PIN = 0;
_acerl = 1;
Queue_adc.counter = 0;
voltage = 0;
_tb1f = FALSE;
_tb1e = TRUE; //開TB0中斷
}break;
case 3:{ //頻率輸出(HZ)
_tb1e = FALSE;
_tb1f = FALSE;
_acerl = 0;
_pa0 = 0;
display_data.data &= 0XFE00;
LED1 = 1;
LED2 = 1;
LED3 = 1;
temp_int = 0x0010;
temp_int <<= ferq_step;
display_data.data |= temp_int;
setup_freq(ferq_step);
_t0ae = TRUE;
_mf0e = TRUE;
}break;
case 4:{ //設置量程
display_data.data &= 0XFE00;
LED1 = 1;
LED2 = 1;
LED3 = 0;
temp_int = 0x0008;
temp_int <<= vdd_step;
display_data.data |= temp_int;
}break;
case 5:{ //校準偏置
display_data.data &= 0XFE00;
display_data.data |= 0x000A;
}break;
case 6:{ //校準增益
Offset.O = adc;
display_data.data &= 0XFE00;
display_data.data |= 0x001A;
}break;
case 7:{ //保存校準
Gain.G = (float)(5.0/(adc-Offset.O));
display_data.data &= 0XFE00;
display_data.data |= 0x003A;
}break;
default: break;
}
update_display_flag = 0;
}else {
update_display_flag = 0;
}
}
GCC_CLRWDT(); //逗狗狗
}
}
/*END-------------------------------------------------------------------------*/

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