Dmitry Kovalev / Mbed 2 deprecated LGstaandart

forkd

Dependencies:   mbed

Fork of LG2 by Dmitry Kovalev

SPI.c@86:398da56ef751, 2016-03-24 (annotated)

Committer:
Kovalev_D
Date:
Thu Mar 24 08:20:43 2016 +0000
Revision:
86:398da56ef751
Parent:
51:81f47b817071
Child:
89:a0d344db227e
GLD_Init

Who changed what in which revision?

UserRevisionLine numberNew contents of line
igor_v 0:8ad47e2b6f00 1 #include "Global.h"
igor_v 0:8ad47e2b6f00 2 struct SPI Spi;
Kovalev_D 86:398da56ef751 3 unsigned int Temp_AMP;
igor_v 31:c783288001b5 4
Kovalev_D 86:398da56ef751 5 unsigned int Temp_ADC_2;
Kovalev_D 86:398da56ef751 6 unsigned int Temp_ADC_3;
Kovalev_D 86:398da56ef751 7 unsigned int Temp_ADC_4;
Kovalev_D 86:398da56ef751 8 unsigned int Temp_ADC_5;
igor_v 31:c783288001b5 9
igor_v 31:c783288001b5 10
Kovalev_D 47:d902ef6f7564 11 unsigned int Buff_ADC_1 [16];
Kovalev_D 47:d902ef6f7564 12 unsigned int Buff_ADC_2 [16];
Kovalev_D 47:d902ef6f7564 13 unsigned int Buff_ADC_3 [16];
Kovalev_D 47:d902ef6f7564 14 unsigned int Buff_ADC_4 [16];
igor_v 51:81f47b817071 15
igor_v 31:c783288001b5 16 unsigned int Buff_ADC_5 [256];
igor_v 31:c783288001b5 17 unsigned int Buff_AMP [256];
igor_v 31:c783288001b5 18
igor_v 31:c783288001b5 19 unsigned int SinPLC[64]= {1023, 1016, 1006, 993, 976, 954, 904, 874, 841, 806, 768, 728,
igor_v 31:c783288001b5 20 687, 645, 601, 557, 500, 379, 337, 296, 256, 219, 183, 150,
igor_v 31:c783288001b5 21 120, 93, 69, 48, 31, 18, 8, 0, 8, 18, 31, 48,
igor_v 31:c783288001b5 22 69, 93, 120, 150, 183, 219, 256, 296, 337, 379, 468, 512, 557,
igor_v 31:c783288001b5 23 601, 645, 687, 728, 768, 806, 841, 874, 904, 954, 976, 993, 1006,
igor_v 31:c783288001b5 24 1016, 1023
igor_v 31:c783288001b5 25 };
Kovalev_D 86:398da56ef751 26
igor_v 0:8ad47e2b6f00 27 void SPI_Exchange()
igor_v 0:8ad47e2b6f00 28 {
igor_v 31:c783288001b5 29 unsigned int Dummy;
igor_v 31:c783288001b5 30
igor_v 31:c783288001b5 31 Spi.ADC5 = LPC_SSP0->DR;
igor_v 31:c783288001b5 32 Spi.ADC4 = LPC_SSP0->DR;
igor_v 31:c783288001b5 33 Spi.ADC3 = LPC_SSP0->DR;
igor_v 31:c783288001b5 34 Spi.ADC2 = LPC_SSP0->DR;
igor_v 31:c783288001b5 35 Spi.ADC1 = LPC_SSP0->DR;
igor_v 31:c783288001b5 36
igor_v 31:c783288001b5 37 Input.ArrayIn[2]= Spi.ADC5;
igor_v 0:8ad47e2b6f00 38
igor_v 31:c783288001b5 39 LPC_SSP0->DR=0x5555;
igor_v 31:c783288001b5 40 LPC_SSP0->DR=0x5555;
igor_v 31:c783288001b5 41 LPC_SSP0->DR=0x5555;
igor_v 0:8ad47e2b6f00 42
igor_v 31:c783288001b5 43 if (CountV31 & 1) { //если нечетный такт то
igor_v 31:c783288001b5 44 LPC_SSP0->DR = WRITE_DAC0; //e.команда для ЦАП_0 передавать.
igor_v 31:c783288001b5 45 LPC_SSP0->DR = (Spi.DAC_A); //e. передача 12 бит
igor_v 31:c783288001b5 46 } else { //если такт четный.
igor_v 31:c783288001b5 47 LPC_SSP0->DR = WRITE_DAC1 ; //e.команда для ЦАП_1 передавать.
igor_v 31:c783288001b5 48 LPC_SSP0->DR = (Spi.DAC_B); //e. передача 12 бит
igor_v 31:c783288001b5 49 }
igor_v 0:8ad47e2b6f00 50
igor_v 31:c783288001b5 51 LPC_DAC->CR = (((SinPLC[CountV64]*35)+21300));
igor_v 31:c783288001b5 52 while (LPC_SSP0->SR & RX_SSP_notEMPT) //если буфер SPI не пуст.
igor_v 31:c783288001b5 53 Dummy = LPC_SSP0->DR; //очистить буфер.
igor_v 31:c783288001b5 54
igor_v 31:c783288001b5 55
igor_v 31:c783288001b5 56 Buff_ADC_1 [CountV255] = Spi.ADC1; // ампл ацп.
igor_v 31:c783288001b5 57 Buff_ADC_2 [CountV255] = Spi.ADC2;
igor_v 31:c783288001b5 58 Buff_ADC_3 [CountV255] = Spi.ADC3;
igor_v 31:c783288001b5 59 Buff_ADC_4 [CountV255] = Spi.ADC4;
igor_v 31:c783288001b5 60 Buff_ADC_5 [CountV255] = Spi.ADC5;
igor_v 31:c783288001b5 61
igor_v 31:c783288001b5 62
igor_v 0:8ad47e2b6f00 63
igor_v 31:c783288001b5 64 Temp_AMP += Buff_ADC_5[CountV255];
igor_v 31:c783288001b5 65 Temp_AMP -= Buff_ADC_5[(CountV255-32) & 0xff]; // заполнение буфера накопленых приращений за 8 тактов
igor_v 31:c783288001b5 66 Buff_AMP[CountV255] = (unsigned int) (Temp_AMP);
igor_v 31:c783288001b5 67
Kovalev_D 47:d902ef6f7564 68 Temp_ADC_2 += Buff_ADC_2[CountV31];
Kovalev_D 47:d902ef6f7564 69 Temp_ADC_2 -= Buff_ADC_2[(CountV31-32) & 0xff];
igor_v 31:c783288001b5 70
Kovalev_D 47:d902ef6f7564 71 Temp_ADC_3 += Buff_ADC_3[CountV31];
Kovalev_D 47:d902ef6f7564 72 Temp_ADC_3 -= Buff_ADC_3[(CountV31-23) & 0xff];
igor_v 31:c783288001b5 73
Kovalev_D 47:d902ef6f7564 74 Temp_ADC_4 += Buff_ADC_4[CountV31];
Kovalev_D 47:d902ef6f7564 75 Temp_ADC_4 -= Buff_ADC_4[(CountV31-32) & 0xff];
igor_v 31:c783288001b5 76
igor_v 31:c783288001b5 77 Temp_ADC_5 += Buff_ADC_1[CountV255];
igor_v 31:c783288001b5 78 Temp_ADC_5 -= Buff_ADC_1[(CountV255-32) & 0xff];
igor_v 0:8ad47e2b6f00 79 }
igor_v 0:8ad47e2b6f00 80 void Init_SPI_Exchange()
igor_v 0:8ad47e2b6f00 81 {
igor_v 31:c783288001b5 82 ResetCS(ADC); //prepare ADC for sampling
igor_v 31:c783288001b5 83 SetDAC(DAC);
igor_v 31:c783288001b5 84 LPC_GPIO2->FIOSET |= 0x0000004; // turn on the LED
igor_v 0:8ad47e2b6f00 85 //LPC_GPIO2->FIOSET |= 0x0000004; // turn on the LED
igor_v 31:c783288001b5 86 //LPC_GPIO2->FIOSET |= 0x0000004; // turn on the LED
igor_v 31:c783288001b5 87 SetCS(ADC); //start ADC sampling
igor_v 31:c783288001b5 88 ResetDAC(DAC);
igor_v 21:bc8c1cec3da6 89 }