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/*
* File: SPI.c
* Author: josh
*
* Created on November 2, 2023, 4:37 AM
*/
#include "SPI.h"
#include "mcc_generated_files/mssp1_spi.h"
uint8_t WriteBuffer[MY_BUFFER_SIZE];
uint8_t ReadBuffer[MY_BUFFER_SIZE];
uint16_t writeData;
uint16_t readData;
uint8_t addr0;
uint8_t addr1;
uint8_t write;
unsigned int total;
/*do
{
total = MSSP1_SPI_Exchange8bitBuffer( &myWriteBuffer[total], MY_BUFFER_SIZE - total, &myWriteBuffer[total]);
// Do something else...
} while( total < MY_BUFFER_SIZE );*/
void Message_OUT(uint8_t Ohm_150, uint8_t Ohm_68, uint8_t testLED)
{
if (Ohm_150 > 15) Ohm_150 = 15;
if (Ohm_68 > 5) Ohm_68 = 5;
//WriteBuffer[0] = WriteBuffer[2] = WriteBuffer[4] = (write << 8) | (!write << 7) | 0b000000;
WriteBuffer[0] = WriteBuffer[2] = WriteBuffer[4] = 0x80;
//WriteBuffer[1] = 0xFF >> (15-Ohm_150);
//WriteBuffer[3] = 0xFE << (7-(Ohm_150-8)) | (Ohm_68 - 4);
//2WriteBuffer[1] = 0x0F << (4-(Ohm_68 - 1)) | (testLED << 7);
if(Ohm_150>7)WriteBuffer[3] = 0x7f;
else WriteBuffer[3] = (0x7f >> (7-Ohm_150));// + ((Ohm_68 - 4)<<7);
WriteBuffer[5] = 0xff << (15-Ohm_150);
if(Ohm_68<5)WriteBuffer[1] = ((0xf0 >> (Ohm_68))&0x0f)| (testLED << 7);
else {WriteBuffer[1] = 0x0f | (testLED << 7); WriteBuffer[3] |= 0x80;}
//WriteBuffer[1] = 0xFF;
//if (Ohm_68 == 5) WriteBuffer[3]|= 0b10000000;
SPI_slaveSelect();
readData = MSSP1_SPI_Exchange8bitBuffer(WriteBuffer, 6, ReadBuffer);
SPI_slaveDeselect();
//if(ReadBuffer[5]>0)_LATB8 = 0;
}
void active(uint8_t *activeResistors)
{
WriteBuffer[0] = WriteBuffer[2] = WriteBuffer[4] = 0x40; //Output driver data will be received by host controller after next message is sent.
WriteBuffer[1] = WriteBuffer[3] = WriteBuffer[5] = 0x02;
SPI_slaveSelect();
readData = MSSP1_SPI_Exchange8bitBuffer(WriteBuffer, 6, ReadBuffer);
SPI_slaveDeselect();
WriteBuffer[0] = WriteBuffer[2] = WriteBuffer[4] = 0x00; //Output diagnostic data on next frame
WriteBuffer[1] = WriteBuffer[3] = WriteBuffer[5] = 0x00;
SPI_slaveSelect();
readData = MSSP1_SPI_Exchange8bitBuffer(WriteBuffer, 6, ReadBuffer);
SPI_slaveDeselect();
activeResistors[0] = bitcount(ReadBuffer[3]&0x7F) + bitcount(ReadBuffer[5]); //+ bitcount(ReadBuffer[3] << 1));
//ohm150 = bitcount(ReadBuffer[3]);// + ReadBuffer[5] + ReadBuffer[3] + ReadBuffer[1];
activeResistors[1] = /*((ReadBuffer[3] & 0x80)>>7) +*/ bitcount(ReadBuffer[1] & 0x0f);
//activeResistors[0] = 0;
//activeResistors[0] = 3;
}
void Message_BIM(uint8_t outputs[3])
{
WriteBuffer[0] = WriteBuffer[2] = WriteBuffer[4] = (write << 8) | (!write << 7) | 0b000001;
WriteBuffer[1] = outputs[0];
WriteBuffer[3] = outputs[1];
WriteBuffer[5] = outputs[2];
}
void Message_MAPIN0(uint8_t outputs[3])
{
WriteBuffer[0] = WriteBuffer[2] = WriteBuffer[4] = (write << 8) | (!write << 7) | 0b000100;
WriteBuffer[1] = outputs[0];
WriteBuffer[3] = outputs[1];
WriteBuffer[5] = outputs[2];
}
void Message_MAPIN1(uint8_t outputs[3])
{
WriteBuffer[0] = WriteBuffer[2] = WriteBuffer[4] = (write << 8) | (!write << 7) | 0b000101;
WriteBuffer[1] = outputs[0];
WriteBuffer[3] = outputs[1];
WriteBuffer[5] = outputs[2];
}
void Message_INST(void)
{
WriteBuffer[0] = WriteBuffer[2] = WriteBuffer[4] = 0x46;
}
void Message_DAGIOL(uint8_t outputs[3])
{
WriteBuffer[0] = WriteBuffer[2] = WriteBuffer[4] = (write << 8) | (!write << 7) | 0b001000;
WriteBuffer[1] = outputs[0];
WriteBuffer[3] = outputs[1];
WriteBuffer[5] = outputs[2];
}
void Message_DAGOSM(void)
{
WriteBuffer[0] = WriteBuffer[2] = WriteBuffer[4] = 0x49;
}
void Message_DAGOLON(void)
{
WriteBuffer[0] = WriteBuffer[2] = WriteBuffer[4] = 0x4A;
}
void Message_DAGOLONEN(uint8_t outputs[3])
{
WriteBuffer[0] = WriteBuffer[2] = WriteBuffer[4] = (write << 8) | (!write << 7) | 0b001011;
WriteBuffer[1] = outputs[0];
WriteBuffer[3] = outputs[1];
WriteBuffer[5] = outputs[2];
}
void Message_HWCR()
{
WriteBuffer[0] = WriteBuffer[2] = WriteBuffer[4] = 0x8C;
WriteBuffer[1] = WriteBuffer[3] = WriteBuffer[5] = 0xC0;
SPI_slaveSelect();
readData = MSSP1_SPI_Exchange8bitBuffer(WriteBuffer, 6, ReadBuffer);
SPI_slaveDeselect();
}
void Message_HWCROCL()
{
WriteBuffer[0] = WriteBuffer[2] = WriteBuffer[4] = 0x8D;
WriteBuffer[1] = WriteBuffer[3] = WriteBuffer[5] = 0xff;
}
void Message_HWCRPWM(uint8_t outputs[3])
{
WriteBuffer[0] = WriteBuffer[2] = WriteBuffer[4] = (write << 8) | (!write << 7) | 0b001110;
WriteBuffer[1] = outputs[0];
WriteBuffer[3] = outputs[1];
WriteBuffer[5] = outputs[2];
}
void Message_PWMCR0(uint16_t outputs[3])
{
WriteBuffer[0] = WriteBuffer[2] = WriteBuffer[4] = (write << 8) | (!write << 7) | (0b00010000);
WriteBuffer[0] |= (outputs[0] << 6) >> 14;
WriteBuffer[2] |= (outputs[1] << 6) >> 14;
WriteBuffer[4] |= (outputs[3] << 6) >> 14;
WriteBuffer[1] = (outputs[0] << 8) >> 8;
WriteBuffer[3] = (outputs[1] << 8) >> 8;
WriteBuffer[5] = (outputs[2] << 8) >> 8;
}
void Message_PWMCR1(uint16_t outputs[3])
{
WriteBuffer[0] = WriteBuffer[2] = WriteBuffer[4] = (write << 8) | (!write << 7) | (0b00010100);
WriteBuffer[0] |= (outputs[0] << 6) >> 14;
WriteBuffer[2] |= (outputs[1] << 6) >> 14;
WriteBuffer[4] |= (outputs[3] << 6) >> 14;
WriteBuffer[1] = (outputs[0] << 8) >> 8;
WriteBuffer[3] = (outputs[1] << 8) >> 8;
WriteBuffer[5] = (outputs[2] << 8) >> 8;
}
void Message_PWMOUT(uint8_t outputs[3])
{
WriteBuffer[0] = WriteBuffer[2] = WriteBuffer[4] = (write << 8) | (!write << 7) | 0b100100;
WriteBuffer[1] = outputs[0];
WriteBuffer[3] = outputs[1];
WriteBuffer[5] = outputs[2];
}
void Message_PWMMAP(uint8_t outputs[3])
{
WriteBuffer[0] = WriteBuffer[2] = WriteBuffer[4] = (write << 8) | (!write << 7) | 0b100101;
WriteBuffer[1] = outputs[0];
WriteBuffer[3] = outputs[1];
WriteBuffer[5] = outputs[2];
}
uint8_t bitcount(uint8_t n)
{
uint8_t count = 0;
while (n > 0)
{
count++;
n = n & (n-1);
}
return count;
}
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