66 lines
1.9 KiB
C++
66 lines
1.9 KiB
C++
|
#include "acc_mc33810.h"
|
||
|
#include "globals.h"
|
||
|
#include <SPI.h>
|
||
|
|
||
|
uint8_t MC33810_BIT_INJ1 = 1;
|
||
|
uint8_t MC33810_BIT_INJ2 = 2;
|
||
|
uint8_t MC33810_BIT_INJ3 = 3;
|
||
|
uint8_t MC33810_BIT_INJ4 = 4;
|
||
|
uint8_t MC33810_BIT_INJ5 = 5;
|
||
|
uint8_t MC33810_BIT_INJ6 = 6;
|
||
|
uint8_t MC33810_BIT_INJ7 = 7;
|
||
|
uint8_t MC33810_BIT_INJ8 = 8;
|
||
|
|
||
|
uint8_t MC33810_BIT_IGN1 = 1;
|
||
|
uint8_t MC33810_BIT_IGN2 = 2;
|
||
|
uint8_t MC33810_BIT_IGN3 = 3;
|
||
|
uint8_t MC33810_BIT_IGN4 = 4;
|
||
|
uint8_t MC33810_BIT_IGN5 = 5;
|
||
|
uint8_t MC33810_BIT_IGN6 = 6;
|
||
|
uint8_t MC33810_BIT_IGN7 = 7;
|
||
|
uint8_t MC33810_BIT_IGN8 = 8;
|
||
|
|
||
|
volatile PORT_TYPE *mc33810_1_pin_port;
|
||
|
volatile PINMASK_TYPE mc33810_1_pin_mask;
|
||
|
volatile PORT_TYPE *mc33810_2_pin_port;
|
||
|
volatile PINMASK_TYPE mc33810_2_pin_mask;
|
||
|
|
||
|
void initMC33810(void)
|
||
|
{
|
||
|
//Set pin port/masks
|
||
|
mc33810_1_pin_port = portOutputRegister(digitalPinToPort(pinMC33810_1_CS));
|
||
|
mc33810_1_pin_mask = digitalPinToBitMask(pinMC33810_1_CS);
|
||
|
mc33810_2_pin_port = portOutputRegister(digitalPinToPort(pinMC33810_2_CS));
|
||
|
mc33810_2_pin_mask = digitalPinToBitMask(pinMC33810_2_CS);
|
||
|
|
||
|
//Set the output states of both ICs to be off to fuel and ignition
|
||
|
mc33810_1_requestedState = 0;
|
||
|
mc33810_2_requestedState = 0;
|
||
|
mc33810_1_returnState = 0;
|
||
|
mc33810_2_returnState = 0;
|
||
|
|
||
|
pinMode(pinMC33810_1_CS, OUTPUT);
|
||
|
pinMode(pinMC33810_2_CS, OUTPUT);
|
||
|
|
||
|
SPI.begin();
|
||
|
//These are the SPI settings per the datasheet
|
||
|
SPI.beginTransaction(SPISettings(6000000, MSBFIRST, SPI_MODE0));
|
||
|
|
||
|
//Set the ignition outputs to GPGD mode
|
||
|
/*
|
||
|
0001 = Mode select command
|
||
|
1111 = Set all 1 GD[0...3] outputs to use GPGD mode
|
||
|
00000000 = All remaining values are unused (For us)
|
||
|
*/
|
||
|
//uint16_t cmd = 0b000111110000;
|
||
|
uint16_t cmd = 0b0001111100000000;
|
||
|
//IC1
|
||
|
MC33810_1_ACTIVE();
|
||
|
SPI.transfer16(cmd);
|
||
|
MC33810_1_INACTIVE();
|
||
|
//IC2
|
||
|
MC33810_2_ACTIVE();
|
||
|
SPI.transfer16(cmd);
|
||
|
MC33810_2_INACTIVE();
|
||
|
|
||
|
}
|