esmp3/include/spi_master.h

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#pragma once
#include <Arduino.h>
#include <SPI.h>
#include "config.h"
class SPIMaster {
public:
static void init() {
SPI.setHwCs(false);
pinMode(PIN_SD_CS, OUTPUT);
pinMode(PIN_VS1053_XCS, OUTPUT);
pinMode(PIN_VS1053_XDCS, OUTPUT);
pinMode(PIN_MCP, OUTPUT);
}
static void enable(uint8_t pin) {
digitalWrite(PIN_SD_CS, pin==PIN_SD_CS ? LOW : HIGH);
digitalWrite(PIN_VS1053_XCS, pin==PIN_VS1053_XCS ? LOW : HIGH);
digitalWrite(PIN_VS1053_XDCS, pin==PIN_VS1053_XDCS ? LOW : HIGH);
digitalWrite(PIN_MCP, pin==PIN_MCP ? LOW : HIGH);
}
static void printStatus() {
Serial.printf("CS state: SD:%d, VS1053_XCS:%d, VS1053_XDCS:%d, MCP:%d\n",
digitalRead(PIN_SD_CS),
digitalRead(PIN_VS1053_XCS),
digitalRead(PIN_VS1053_XDCS),
digitalRead(PIN_MCP));
}
static void disable() {
enable(142);
}
};