Egor Syomin
/
LG
test fork
Fork of LG by
SPI.c@20:e56d63c1ca05, 2016-02-03 (annotated)
- Committer:
- DarkPatrick
- Date:
- Wed Feb 03 09:33:19 2016 +0400
- Revision:
- 20:e56d63c1ca05
- Parent:
- 0:8ad47e2b6f00
test
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
igor_v | 0:8ad47e2b6f00 | 1 | #include "Global.h" |
igor_v | 0:8ad47e2b6f00 | 2 | #include "SPI.h" |
igor_v | 0:8ad47e2b6f00 | 3 | #include "stdlib.h" |
igor_v | 0:8ad47e2b6f00 | 4 | #include "LPC17xx.h" |
igor_v | 0:8ad47e2b6f00 | 5 | #include "InputOutput.h" |
igor_v | 0:8ad47e2b6f00 | 6 | #include "MTimer.h" |
igor_v | 0:8ad47e2b6f00 | 7 | struct SPI Spi; |
igor_v | 0:8ad47e2b6f00 | 8 | unsigned int Temp_AMP=0; |
igor_v | 0:8ad47e2b6f00 | 9 | |
igor_v | 0:8ad47e2b6f00 | 10 | unsigned int Temp_ADC_2=0; |
igor_v | 0:8ad47e2b6f00 | 11 | unsigned int Temp_ADC_3=0; |
igor_v | 0:8ad47e2b6f00 | 12 | unsigned int Temp_ADC_4=0; |
igor_v | 0:8ad47e2b6f00 | 13 | unsigned int Temp_ADC_5=0; |
igor_v | 0:8ad47e2b6f00 | 14 | |
igor_v | 0:8ad47e2b6f00 | 15 | |
igor_v | 0:8ad47e2b6f00 | 16 | unsigned int Buff_ADC_1 [256]; |
igor_v | 0:8ad47e2b6f00 | 17 | unsigned int Buff_ADC_2 [256]; |
igor_v | 0:8ad47e2b6f00 | 18 | unsigned int Buff_ADC_3 [256]; |
igor_v | 0:8ad47e2b6f00 | 19 | unsigned int Buff_ADC_4 [256]; |
igor_v | 0:8ad47e2b6f00 | 20 | unsigned int Buff_ADC_5 [256]; |
igor_v | 0:8ad47e2b6f00 | 21 | |
igor_v | 0:8ad47e2b6f00 | 22 | unsigned int Buff_AMP [256]; |
igor_v | 0:8ad47e2b6f00 | 23 | void SPI_Exchange() |
igor_v | 0:8ad47e2b6f00 | 24 | { |
igor_v | 0:8ad47e2b6f00 | 25 | unsigned int Dummy; |
igor_v | 0:8ad47e2b6f00 | 26 | |
igor_v | 0:8ad47e2b6f00 | 27 | Spi.ADC5 = LPC_SSP0->DR; |
igor_v | 0:8ad47e2b6f00 | 28 | Spi.ADC4 = LPC_SSP0->DR; |
igor_v | 0:8ad47e2b6f00 | 29 | Spi.ADC3 = LPC_SSP0->DR; |
igor_v | 0:8ad47e2b6f00 | 30 | Spi.ADC2 = LPC_SSP0->DR; |
igor_v | 0:8ad47e2b6f00 | 31 | Spi.ADC1 = LPC_SSP0->DR; |
igor_v | 0:8ad47e2b6f00 | 32 | |
igor_v | 0:8ad47e2b6f00 | 33 | Input.ArrayIn[2]= Spi.ADC5; |
igor_v | 0:8ad47e2b6f00 | 34 | |
igor_v | 0:8ad47e2b6f00 | 35 | LPC_SSP0->DR=0x5555; |
igor_v | 0:8ad47e2b6f00 | 36 | LPC_SSP0->DR=0x5555; |
igor_v | 0:8ad47e2b6f00 | 37 | LPC_SSP0->DR=0x5555; |
igor_v | 0:8ad47e2b6f00 | 38 | |
igor_v | 0:8ad47e2b6f00 | 39 | if (CountV31 & 1) //���� �������� ���� �� |
igor_v | 0:8ad47e2b6f00 | 40 | { |
igor_v | 0:8ad47e2b6f00 | 41 | LPC_SSP0->DR = WRITE_DAC0; //e.������� ��� ���_0 ����������. |
igor_v | 0:8ad47e2b6f00 | 42 | LPC_SSP0->DR = (Spi.DAC_A); //e. �������� 12 ��� |
igor_v | 0:8ad47e2b6f00 | 43 | } |
igor_v | 0:8ad47e2b6f00 | 44 | else //���� ���� ������. |
igor_v | 0:8ad47e2b6f00 | 45 | { |
igor_v | 0:8ad47e2b6f00 | 46 | LPC_SSP0->DR = WRITE_DAC1 ; //e.������� ��� ���_1 ����������. |
igor_v | 0:8ad47e2b6f00 | 47 | LPC_SSP0->DR = (Spi.DAC_B); //e. �������� 12 ��� |
igor_v | 0:8ad47e2b6f00 | 48 | } |
igor_v | 0:8ad47e2b6f00 | 49 | while (LPC_SSP0->SR & RX_SSP_notEMPT) //���� ����� SPI �� ����. |
igor_v | 0:8ad47e2b6f00 | 50 | Dummy = LPC_SSP0->DR; //�������� �����. |
igor_v | 0:8ad47e2b6f00 | 51 | |
igor_v | 0:8ad47e2b6f00 | 52 | |
igor_v | 0:8ad47e2b6f00 | 53 | Buff_ADC_1 [CountV255] = Spi.ADC1; // ���� ���. |
igor_v | 0:8ad47e2b6f00 | 54 | Buff_ADC_2 [CountV255] = Spi.ADC2; |
igor_v | 0:8ad47e2b6f00 | 55 | Buff_ADC_3 [CountV255] = Spi.ADC3; |
igor_v | 0:8ad47e2b6f00 | 56 | Buff_ADC_4 [CountV255] = Spi.ADC4; |
igor_v | 0:8ad47e2b6f00 | 57 | Buff_ADC_5 [CountV255] = Spi.ADC5; |
igor_v | 0:8ad47e2b6f00 | 58 | |
igor_v | 0:8ad47e2b6f00 | 59 | |
igor_v | 0:8ad47e2b6f00 | 60 | |
igor_v | 0:8ad47e2b6f00 | 61 | Temp_AMP += Buff_ADC_5[CountV255]; |
igor_v | 0:8ad47e2b6f00 | 62 | Temp_AMP -= Buff_ADC_5[(CountV255-32) & 0xff]; // ���������� ������ ���������� ���������� �� 8 ������ |
igor_v | 0:8ad47e2b6f00 | 63 | Buff_AMP[CountV255] = (unsigned int) (Temp_AMP); |
igor_v | 0:8ad47e2b6f00 | 64 | |
igor_v | 0:8ad47e2b6f00 | 65 | Temp_ADC_2 += Buff_ADC_2[CountV255]; |
igor_v | 0:8ad47e2b6f00 | 66 | Temp_ADC_2 -= Buff_ADC_2[(CountV255-32) & 0xff]; |
igor_v | 0:8ad47e2b6f00 | 67 | |
igor_v | 0:8ad47e2b6f00 | 68 | Temp_ADC_3 += Buff_ADC_3[CountV255]; |
igor_v | 0:8ad47e2b6f00 | 69 | Temp_ADC_3 -= Buff_ADC_3[(CountV255-32) & 0xff]; |
igor_v | 0:8ad47e2b6f00 | 70 | |
igor_v | 0:8ad47e2b6f00 | 71 | Temp_ADC_4 += Buff_ADC_4[CountV255]; |
igor_v | 0:8ad47e2b6f00 | 72 | Temp_ADC_4 -= Buff_ADC_4[(CountV255-32) & 0xff]; |
igor_v | 0:8ad47e2b6f00 | 73 | |
igor_v | 0:8ad47e2b6f00 | 74 | Temp_ADC_5 += Buff_ADC_1[CountV255]; |
igor_v | 0:8ad47e2b6f00 | 75 | Temp_ADC_5 -= Buff_ADC_1[(CountV255-32) & 0xff]; |
igor_v | 0:8ad47e2b6f00 | 76 | } |
igor_v | 0:8ad47e2b6f00 | 77 | void Init_SPI_Exchange() |
igor_v | 0:8ad47e2b6f00 | 78 | { |
igor_v | 0:8ad47e2b6f00 | 79 | ResetCS(ADC); //prepare ADC for sampling |
igor_v | 0:8ad47e2b6f00 | 80 | SetDAC(DAC); |
igor_v | 0:8ad47e2b6f00 | 81 | LPC_GPIO2->FIOSET |= 0x0000004; // turn on the LED |
igor_v | 0:8ad47e2b6f00 | 82 | //LPC_GPIO2->FIOSET |= 0x0000004; // turn on the LED |
igor_v | 0:8ad47e2b6f00 | 83 | //LPC_GPIO2->FIOSET |= 0x0000004; // turn on the LED |
igor_v | 0:8ad47e2b6f00 | 84 | SetCS(ADC); //start ADC sampling |
igor_v | 0:8ad47e2b6f00 | 85 | ResetDAC(DAC); |
igor_v | 0:8ad47e2b6f00 | 86 | } |