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1、基于stm8s105s4實現(xiàn)1602液晶顯示熱敏電阻mf25阻值（Stm8s105s4 1602 LCD display based on mf25 thermistor resistance）*1602 liquid crystal display thermistor MF25 resistance valueMF25-PE6GND-GNDVCC-VDD* /#include stm8s.h#include stm8s_adc1.h#include stm8s_gpio.h#include stm8s_tim2.h#include lcd162a.hU16 r;U8 i=10;U16, T

2、1, T2, f;U16 t=0;1ms delay under /2m main frequencyVoid, main ()1602 / / liquid crystal used to PD and PCU8, Wan, Qian, Bai, Shi, Ge, x;U8, wan2, QIAN2, Bai2, shi2, ge2;U16 Conversion_Value = 0;U16 Conversion_Value2 = 0;Int zuzhi=16600, 16500164001630016200161001600015900, 15800157001560015500154001

3、5300, 152001510015000149001480014700, 146001450014400143001420014100, 1400013900138001370013600, 1350013400133001320013100, 1300012900128001270012600, 1250012400123001220012100, 120001190011800117001160011500114001130011200, 1110011000109001080010700, 10600105001040010300, 102001010010000, 990098009

4、7009600, 950094009300, 9200910090008900, 88008700860085008400830082008100800079007800770076007500740073007200710070006900680067006600650064006300620061006000590058005700560055005400530052005100500049004800470046004500440043004200;Int wendu=12,12,12,13,13,13,13,13,13,13,14,14,14,14,14,14,15,15,15,15,

5、15,15,16,16,16,16,16,16,17,17,17,17,17,18,18,18,18,18,19,19,19,19,19,20,20,20,20,20,21,21,21,21,21,22,22,22,22,23,23,23,23,24,24,24,24,25,25,25,25,26,26,26,27,27,27,28,28,28,28,29,29,29,30,30,30, 31,31,31,32,32,32,33,33,34,34,34,35,35,35,36,36,37,37,38,38,39,39,40,40,41,41,42,42,43,44,44,45,45,46,47

6、,47,48,48,49,50;Int y=0;U8 *p1= youyahui;U8 *p2= 101203021013;TIM2_ICInit (TIM2_CHANNEL_1, TIM2_ICPOLARITY_RISING, TIM2_ICSELECTION_DIRECTTI, TIM2_ICPSC_DIV1, 0);TIM2_Cmd (ENABLE); / / enable TIM2 countTIM2_ClearFlag (TIM2_FLAG_CC1);GPIO_Init (GPIOC, GPIO_PIN_1|GPIO_PIN_2|GPIO_PIN_3, GPIO_MODE_OUT_P

7、P_LOW_FAST);GPIO_Init (GPIOB,(GPIO _ pin _ 1 | GPIO _ pin _ 2 | GPIO _ pin _ 3 | GPIO _ pin _ 4 | GPIO _ pin _ 5 | GPIO _ pin _ 6 | GPIO _ pin _ 7 | GPIO _ pin _ 0), GPIO _ mode _ out _ PP _ low _ fast);While (TIM2 - Sr1 & TIM2 _ flag _ CC1). = TIM2 _ flag _ CC1);/ * get CCR1 value * /T1 = TIM2 _ ge

8、tcapture1 ();TIM2 _ clearflag (TIM2 _ flag _ CC1);While (TIM2 - Sr1 & TIM2 _ flag _ CC1). = TIM2 _ flag _ CC1);/ * get CCR1 value * /T2 = TIM2 _ getcapture1 ();TIM2 _ clearflag (TIM2 _ flag _ CC1);T = T2 - T1;Conversion _ Value2 = 2000000 / T;Wan = (conversion _ Value2 / 10000);Qian = (conversion _

9、Value2% 10000) / 1000;Bai = (conversion _ Value2% 1000) / 100;Shi = (conversion _ Value2% 100) / 10;Ge = (conversion _ Value2% 10);Lcd162a _ disponechar (2,1, Wan + 48);Lcd162a _ disponechar (2,2, Qian + 48);Lcd162a _ disponechar (2,3, Bai + 48);Lcd162a _ disponechar (2,4, Shi + 48);Lcd162a _ dispon

10、echar (2.5, Ge + 48);Lcd162a _ disponechar (2,6,72);Lcd162a _ disponechar (2,7,90);ADC1 _ deinit ();/ / 初始化adc, 連續(xù)轉(zhuǎn)換模式ADC1 _ init (ADC1 _ conversionmode _ continuous, ADC1 _ channel _ 9, ADC1 _ Pressel _ fcpu _ D18, ADC1 _ exttrig _ Tim, disable, ADC1 _ align _ right, ADC1 _ schmitttrig _ channel9,

11、disable);/ / 開始轉(zhuǎn)換ADC1 _ startconversion ();/ / T = ADC1 _ getconversionvalue ();Lcd162a _ reset ();Lcd162a _ CLS ();Lcd162a _ eputstr (1,1, P1);Lcd162a _ eputstr (2,1, P2);/ *Putint (10240000 / T - 10000);Putchr ( R);Putchr ( n);Putintline (T);* /Delay _ MS (2000); / / lcd162c中有定義, 延遲2sLcd162a _ CLS

12、 ();/ / LCD _ Bianliang _ 128 (5, 3, R);While (1)Lcd162a _ CLS ();TIM2 _ clearflag (TIM2 _ flag _ CC1);While (TIM2 - Sr1 & TIM2 _ flag _ CC1). = TIM2 _ flag _ CC1);/ * get CCR1 value * /T1 = TIM2 _ getcapture1 ();TIM2 _ clearflag (TIM2 _ flag _ CC1);While (TIM2 - Sr1 & TIM2 _ flag _ CC1). = TIM2 _ f

13、lag _ CC1);/ * get CCR1 value * /T2 = TIM2 _ getcapture1 ();TIM2 _ clearflag (TIM2 _ flag _ CC1);T = T2 - T1;Conversion _ Value2 = 2000000 / T;萬=（conversion_value2 / 10000）；錢=（conversion_value2 % 10000）/ 1000；白=（conversion_value2 % 1000）/ 100；石=（conversion_value2 % 100）/ 10；GE =（conversion_value2 %

14、10）；lcd162a_disponechar（2,1，萬+ 48）；lcd162a_disponechar（2,2，前+ 48）；lcd162a_disponechar（2，白+ 48）；lcd162a_disponechar（2,4，石+ 48）；lcd162a_disponechar（2,5，葛+ 48）；lcd162a_disponechar（2,6,72）；lcd162a_disponechar（2,7,90）；conversion_value = adc1_getconversionvalue()；conversion_value =（U32）1024（U32）10000）/ co

15、nversion_value-10000）；/ /十位四舍五入conversion_value =（conversion_value / 10000）* 10000 +（conversion_value % 10000）/ 1000）* 1000 +（conversion_value % 1000）/ 100）* 100 +（conversion_value % 100）/ 10；x =（conversion_value % 100）/ 10；如果（x = 5） + +；conversion_value =（conversion_value / 10000）* 10000 +（conversion_value % 10000）/ 1000）* 1000 +（conversion_value % 1000）/ 100）+ 1）* 100；如果（x5） conversion_value =（conversion_value / 10000）* 10000 +（conversion_value % 10000）/ 1000）* 1000 +（conversion_value % 1000）/ 100）* 100；/ /電阻溫度為（y = 0；conversion_value！=組織年；Y + +）；convers

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