Diff: host/Source/App/SPI.c
- Revision:
- 22:12e6183f04d4
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/host/Source/App/SPI.c Wed Feb 03 10:44:42 2016 +0300
@@ -0,0 +1,101 @@
+#include "Global.h"
+#include "SPI.h"
+#include "stdlib.h"
+#include "lpc17xx.h"
+#include "InputOutput.h"
+#include "MTimer.h"
+struct SPI Spi;
+ unsigned int Temp_AMP=0;
+
+ unsigned int Temp_ADC_2=0;
+ unsigned int Temp_ADC_3=0;
+ unsigned int Temp_ADC_4=0;
+ unsigned int Temp_ADC_5=0;
+
+
+ unsigned int Buff_ADC_1 [256];
+ unsigned int Buff_ADC_2 [256];
+ unsigned int Buff_ADC_3 [256];
+ unsigned int Buff_ADC_4 [256];
+ unsigned int Buff_ADC_5 [256];
+
+ unsigned int Buff_AMP [256];
+
+ unsigned int SinPLC[64]={1023, 1016, 1006, 993, 976, 954, 904, 874, 841, 806, 768, 728,
+ 687, 645, 601, 557, 500, 379, 337, 296, 256, 219, 183, 150,
+ 120, 93, 69, 48, 31, 18, 8, 0, 8, 18, 31, 48,
+ 69, 93, 120, 150, 183, 219, 256, 296, 337, 379, 468, 512, 557,
+ 601, 645, 687, 728, 768, 806, 841, 874, 904, 954, 976, 993, 1006,
+ 1016, 1023};
+ void DACLInit( void )
+{
+ /* setup the related pin to DAC output */
+ LPC_PINCON->PINSEL1 = 0x00200000; /* set p0.26 to DAC output */
+ return;
+}
+void SPI_Exchange()
+{
+ unsigned int Dummy;
+
+ Spi.ADC5 = LPC_SSP0->DR;
+ Spi.ADC4 = LPC_SSP0->DR;
+ Spi.ADC3 = LPC_SSP0->DR;
+ Spi.ADC2 = LPC_SSP0->DR;
+ Spi.ADC1 = LPC_SSP0->DR;
+
+ Input.ArrayIn[2]= Spi.ADC5;
+
+ LPC_SSP0->DR=0x5555;
+ LPC_SSP0->DR=0x5555;
+ LPC_SSP0->DR=0x5555;
+
+ if (CountV31 & 1) //åñëè íå÷åòíûé òàêò òî
+ {
+ LPC_SSP0->DR = WRITE_DAC0; //e.êîìàíäà äëÿ ÖÀÏ_0 ïåðåäàâàòü.
+ LPC_SSP0->DR = (Spi.DAC_A); //e. ïåðåäà÷à 12 áèò
+ }
+ else //åñëè òàêò ÷åòíûé.
+ {
+ LPC_SSP0->DR = WRITE_DAC1 ; //e.êîìàíäà äëÿ ÖÀÏ_1 ïåðåäàâàòü.
+ LPC_SSP0->DR = (Spi.DAC_B); //e. ïåðåäà÷à 12 áèò
+ }
+
+ LPC_DAC->CR = (((SinPLC[CountV64]*35)+21300));
+ while (LPC_SSP0->SR & RX_SSP_notEMPT) //åñëè áóôåð SPI íå ïóñò.
+ Dummy = LPC_SSP0->DR; //î÷èñòèòü áóôåð.
+
+
+ Buff_ADC_1 [CountV255] = Spi.ADC1; // àìïë àöï.
+ Buff_ADC_2 [CountV255] = Spi.ADC2;
+ Buff_ADC_3 [CountV255] = Spi.ADC3;
+ Buff_ADC_4 [CountV255] = Spi.ADC4;
+ Buff_ADC_5 [CountV255] = Spi.ADC5;
+
+
+
+ Temp_AMP += Buff_ADC_5[CountV255];
+ Temp_AMP -= Buff_ADC_5[(CountV255-32) & 0xff]; // çàïîëíåíèå áóôåðà íàêîïëåíûõ ïðèðàùåíèé çà 8 òàêòîâ
+ Buff_AMP[CountV255] = (unsigned int) (Temp_AMP);
+
+ Temp_ADC_2 += Buff_ADC_2[CountV255];
+ Temp_ADC_2 -= Buff_ADC_2[(CountV255-32) & 0xff];
+
+ Temp_ADC_3 += Buff_ADC_3[CountV255];
+ Temp_ADC_3 -= Buff_ADC_3[(CountV255-32) & 0xff];
+
+ Temp_ADC_4 += Buff_ADC_4[CountV255];
+ Temp_ADC_4 -= Buff_ADC_4[(CountV255-32) & 0xff];
+
+ Temp_ADC_5 += Buff_ADC_1[CountV255];
+ Temp_ADC_5 -= Buff_ADC_1[(CountV255-32) & 0xff];
+}
+void Init_SPI_Exchange()
+{
+ ResetCS(ADC); //prepare ADC for sampling
+ SetDAC(DAC);
+ LPC_GPIO2->FIOSET |= 0x0000004; // turn on the LED
+//LPC_GPIO2->FIOSET |= 0x0000004; // turn on the LED
+//LPC_GPIO2->FIOSET |= 0x0000004; // turn on the LED
+ SetCS(ADC); //start ADC sampling
+ ResetDAC(DAC);
+}
\ No newline at end of file
igor Apu
