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282 lines
13 KiB
282 lines
13 KiB
10 months ago
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C51 COMPILER V9.54 MSP_ADC 09/06/2024 11:24:46 PAGE 1
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C51 COMPILER V9.54, COMPILATION OF MODULE MSP_ADC
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OBJECT MODULE PLACED IN ..\out\msp_adc.obj
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COMPILER INVOKED BY: E:\KeilC51\C51\BIN\C51.EXE ..\source\msp\msp_adc.c LARGE OMF2 OPTIMIZE(0,SIZE) BROWSE ORDER NOINTPR
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-OMOTE INCDIR(..\source\bsp;..\source\msp;..\source\app;..\source\clib;..\source\cpu;..\source\ctask;..\source\tpc;..\sou
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-rce\asp;..\source\debug;..\source\msp\uart;..\source\msp\simiic;..\source\bsp\oled;..\source\bsp\TTSSbsp) DEBUG PRINT(..
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-\out\msp_adc.lst) TABS(2) OBJECT(..\out\msp_adc.obj)
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line level source
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1 #include "msp_adc.h"
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*** WARNING C320 IN LINE 51 OF ..\source\bsp\TTSSbsp\bsp_config.h: "MainFre_22M"
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2 #include "debug_drv.h"
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3 #include "stc_8_delay.h"
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4
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5
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6 /*********
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7 1、给 MCU 的 内部 ADC 模块电源打开后，需等待约 1ms, 等 MCU 内部的 ADC 电源稳定 ��
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-�再让 ADC 工作；
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8 2、适当加长对外部信号的采样时间，就是对 ADC 内部采样保持电容的充电或放电�
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-��间,时间够， 内部才能和外部电势相等。
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9 19.1.1 ADC 控制寄存器（ADC_CONTR），PWM 触发 ADC 控制
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10 符号 地址 B7 B6 B5 B4 B3 B2 B1 B0
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11 ADC_CONTR BCH ADC_POWER ADC_START ADC_FLAG ADC_EPWMT ADC_CHS[3:0]
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12 ADC_POWER：ADC
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13 电源控制位 0：
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14 关闭 ADC 电源 1：打开 ADC 电源。
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15 建议进入空闲模式和掉电模式前将 ADC 电源关闭，以降低功耗
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16 特别注意： 1、给 MCU 的 内部 ADC 模块电源打开后，需等待约 1ms, 等 MCU 内部的 ADC
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- 电源稳定 后再让 ADC 工作；
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17 2、适当加长对外部信号的采样时间，就是对 ADC 内部采样保持电容的充电或放电�
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-��间,时间够内部才能和外部电势相等。
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18 ADC_START：ADC 转换启动控制位。写入 1 后开始 ADC 转换，转换完成后硬件自动将此�
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-��清零。
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19 0：无影响。即使 ADC 已经开始转换工作，写 0 也不会停止A/D 转换。
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20 1：开始 ADC 转换，转换完成后硬件自动将此位清零。
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21 ADC_FLAG：ADC 转换结束标志位。当 ADC 完成一次转换后，硬件会自动将此位置 1，
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22 并向 CPU 提出 中断请求。此标志位必须软件清零。
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23
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24 层次 >逻辑 >数据流 >测试 >工具 > 代码
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25 套路（方法论）才是最主要的
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26 12位 800K
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27 反推
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28 22M / 64（采样的总时间）=
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29
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30 *********/
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31
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32
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33 void L0_ADC_init (unsigned char onf)
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34 {
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35 1
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36 1 if (onf)
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37 1 {
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38 2 ADC_CONTR = 0;
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39 2 D_ADC_POWER_ON();
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40 2 ///
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41 2 D_ADC_average();
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42 2 D_EN_EREG();
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43 2 ////500us B0000_1111 1msB0000_1111
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44 2 ADCTIM = B1010_0000|B0000_1111;///CSSETUP：ADC 通道选择时间控制 CSHOLD[1:0]：ADC 通道选择
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-保持时间控制//22M
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45 2 ///SMPDUTY[4:0]：ADC 模拟信号采样时间控制 Tduty（注意：SMPDUTY 一定不能设置��
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C51 COMPILER V9.54 MSP_ADC 09/06/2024 11:24:46 PAGE 2
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-�于 01010B）
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46 2 ADCCFG = B0010_0000|4;///SPEED[3:0]：设置 ADC 工作时钟频率｛FADC＝SYSclk/2/(SPEED+1)｝
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47 2
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48 2
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49 2 Lc_delay_ms(1);
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50 2 /// D_ADC_CH(D_ADC_CH_1_19);
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51 2 // D_ADC_START();
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52 2
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53 2 // L1_ADC_Readx(D_ADC_CH_1_19);
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54 2
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55 2
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56 2 printfs("\r\n L0_ADC_init on");
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57 2
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58 2 }
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59 1 else
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60 1 {
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61 2
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62 2 }
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63 1 }
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64
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65
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66
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67
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68 /// L1_ADC_Readx(D_ADC_CH_1_19);
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69
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70 U16 L1_ADC_Readx(u8 CHA)
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71 {
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72 1 vU16 adc_data;
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73 1 vU32 overtimes;
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74 1 int *BGV; //内部1.19V参考信号源值存放在idata中
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75 1 //idata的EFH地址存放高字节
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76 1 //idata的F0H地址存放低字节
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77 1 //电压单位为毫伏(mV)
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78 1 BGV = (int idata *)0xef;
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79 1
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80 1 /// vcc = (int)(1024L * *BGV / res); //(10位ADC算法)计算VREF管脚电压,即电池电压
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81 1 // vcc = (int)(4096L * *BGV / res); //(12位ADC算法)计算VREF管脚电压,即电池电压
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82 1 //注意,此电压的单位为毫伏(mV)
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83 1
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84 1
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85 1 D_ADC_CH(CHA);
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86 1 D_ADC_START();
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87 1 NOP2();
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88 1 ///BITN_S(ADCEXCFG,)
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89 1 while(0 == D_ADC_OVER())
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90 1 {
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91 2 if(overtimes++>600000)////
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92 2 {
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93 3 printf2("\r\n !3A%x W%x\t",(int)ADC_CONTR,(int)CHA);
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94 3 return 0;/// !3Ac7 W7 291
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95 3 }
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96 2 }
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97 1 D_ADC_CLEARFLAG();
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98 1
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99 1 adc_data = ADC_RES;
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100 1 adc_data <<= 8;
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101 1 adc_data |= ADC_RESL;
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102 1 ///adc_data >>= 3;
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103 1 //// r = adc_data;
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104 1 return adc_data;
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105 1 }
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106
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C51 COMPILER V9.54 MSP_ADC 09/06/2024 11:24:46 PAGE 3
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107 #if 0
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U16 L1_ADC_Read(u8 CHA)
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{
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vU16 adc_data;
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ADC_CONTR &=0xF8;
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ADC_CONTR |=0x40;//启动AD转换
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//ADC_CONTR |= CHA;
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CHA &= 0x07; //选择ADC的8个接口中的一个（0000 0111 清0高5位）
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ADC_CONTR = (ADC_CONTR & 0xF0) | CHA;
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NOP();
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NOP();
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while (!(ADC_CONTR & 0x20)); //查询ADC完成标志
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ADC_CONTR &= ~0x20; //清标志
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adc_data = ADC_RES;
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adc_data <<= 8;
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adc_data |= ADC_RESL;
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//adc_data = adc_data<<2;
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//adc_data = ADC_RESL & 0X03;
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//adc_data = adc_data | adc_data;
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///L0_uart1_sendstr("ADC:");
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///L0_uart1_ushex(adc_data);
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///L0_uart1_0d0a();
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return (adc_data); //返回A/D转换结果（8位）
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}
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///D_cmd_filter_adc L3_ADC_debug(D_cmd_filter_adc)
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void L3_ADC_debug(u8 filter)
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{
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u8 i;
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if(filter == Ts_debug.td->filter)
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{///filter num d1 d2 d3 ....dn
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//// FD 08 11 22 33 44 55 66 77 88
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L1_uartD_uchexArray(Ts_debug.td,Ts_debug.td->R1);
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if(0x10 == Ts_debug.td->ocr)///read 读,判断哪个adc读取
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{//fa 05 f1 33 10
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//NUM: 0 1 2 3 4
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// Fx R1 R2 R3 ocr
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// sla reg1 num
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/// f1 32 15 06 10
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//printf("\r\n ch(%d)=",(int)Ts_debug.td->R2);
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for(i = 0xf1;i <= 0xf8;i++)
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{
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Ts_debug.au16 = L1_ADC_Read_PT(i);
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printf(" %XH %d ",(int)Ts_debug.au16,(int)Ts_debug.au16); //adc1
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}
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/*
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Ts_debug.au16 = L1_ADC_Read_PT(Ts_debug.td->R2 = 0xf2);
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printf(" %XH %d ",(int)Ts_debug.au16,(int)Ts_debug.au16); //adc2
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Ts_debug.au16 = L1_ADC_Read_PT(Ts_debug.td->R2 = 0xf3);
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printf(" %XH %d ",(int)Ts_debug.au16,(int)Ts_debug.au16); //adc3
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Ts_debug.au16 = L1_ADC_Read_PT(Ts_debug.td->R2 = 0xf4);
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printf(" %XH %d ",(int)Ts_debug.au16,(int)Ts_debug.au16); //adc4
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Ts_debug.au16 = L1_ADC_Read_PT(Ts_debug.td->R2 = 0xf5 );
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printf(" %XH %d ",(int)Ts_debug.au16,(int)Ts_debug.au16); //adc5
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Ts_debug.au16 = L1_ADC_Read_PT(Ts_debug.td->R2 = 0xf6);
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C51 COMPILER V9.54 MSP_ADC 09/06/2024 11:24:46 PAGE 4
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printf(" %XH %d ",(int)Ts_debug.au16,(int)Ts_debug.au16); //adc6
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Ts_debug.au16 = L1_ADC_Read_PT(Ts_debug.td->R2 = 0xf7);
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printf(" %XH %d ",(int)Ts_debug.au16,(int)Ts_debug.au16); //adc7
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Ts_debug.au16 = L1_ADC_Read_PT(Ts_debug.td->R2 = 0xf8);
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printf(" %XH %d ",(int)Ts_debug.au16,(int)Ts_debug.au16); //adc8
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*/
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}
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else if(0x11 == Ts_debug.td->ocr)
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{
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//printf("\r\n ch(%d)=",(int)Ts_debug.td->R1);
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//Ts_debug.au16 = L1_ADC_Read_PT(Ts_debug.td->R1);
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}
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else if(0x12 == Ts_debug.td->ocr)
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{
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}
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else
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{
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//printf"(\r\n ch(%d)=",(int)Ts_debug.td->R1);
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//Ts_debug.au16 = L1_ADC_Read_PT(Ts_debug.td->R1);
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}
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}
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}
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U16 L1_ADC_Read_VBAT (unsigned char CHA)//CHA通道号
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{
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U16 adc_data;
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#if 0
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U8 AD_FIN=0; //存储A/D转换标志
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//CHA &= 0x07; //选择ADC的8个接口中的一个（0000 0111 清0高5位）
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ADC_CONTR = 0x40; //ADC转换的速度（0XX0 0000 其中XX控制速度，请根据数据手册设置
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Lc_delay_nop(1);
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//ADC_CONTR |= CHA; //选择A/D当前通道
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//Lc_delay_nop(1);
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ADC_CONTR |= 0x80; //启动A/D电源
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Lc_delay_ms(1); //使输入电压达到稳定（1ms即可）
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ADC_CFG = 0x20;
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Lc_delay_nop(1);
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CHA &= 0x07; //选择ADC的8个接口中的一个（0000 0111 清0高5位）
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//ADC_CONTR |= CHA; //选择A/D当前通道
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ADC_CONTR = (ADC_CONTR & 0xF0) | CHA;
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Lc_delay_nop(1);
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ADC_CONTR |= 0x40; //启动AD转换
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NOP();
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NOP();
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while (!(ADC_CONTR & 0x20)); //查询ADC完成标志
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ADC_CONTR &= ~0x20; //清完成标志
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//P2 = ADC_RES; //读取ADC结果
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#endif
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ADC_CONTR &=0xF8;
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ADC_CONTR |=0x40;//启动AD转换
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//ADC_CONTR |= CHA;
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ADC_CONTR = (ADC_CONTR & 0xF0) | CHA;
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NOP();
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NOP();
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while (!(ADC_CONTR & 0x20)); //查询ADC完成标志
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ADC_CONTR &= ~0x20; //清标志
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adc_data = ADC_RES;
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adc_data <<= 8;
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adc_data |= ADC_RESL;
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//adc_data = adc_data<<2;
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//adc_data = ADC_RESL & 0X03;
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//adc_data = adc_data | adc_data;
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C51 COMPILER V9.54 MSP_ADC 09/06/2024 11:24:46 PAGE 5
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//L0_uart0_ushex(adc_data);
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//L0_uart0_0d0a();
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return (adc_data); //返回A/D转换结果（8位）
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}
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#endif
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MODULE INFORMATION: STATIC OVERLAYABLE
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CODE SIZE = 255 ----
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CONSTANT SIZE = 33 ----
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XDATA SIZE = 11 ----
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PDATA SIZE = ---- ----
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DATA SIZE = ---- ----
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IDATA SIZE = ---- ----
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BIT SIZE = ---- ----
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EDATA SIZE = ---- ----
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HDATA SIZE = ---- ----
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XDATA CONST SIZE = ---- ----
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FAR CONST SIZE = ---- ----
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END OF MODULE INFORMATION.
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C51 COMPILATION COMPLETE. 1 WARNING(S), 0 ERROR(S)
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