48 lines
946 B
Arduino
48 lines
946 B
Arduino
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#include "Arduino.h"
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#include "RPC.h"
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#include "SerialRPC.h"
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using namespace rtos;
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Thread subtractThread;
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/**
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Returns the CPU that's currently running the sketch (M7 or M4)
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Note that the sketch has to be uploaded to both cores.
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**/
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String currentCPU() {
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if (RPC.cpu_id() == CM7_CPUID) {
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return "M7";
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} else {
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return "M4";
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}
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}
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void setup() {
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pinMode(LED_BUILTIN, OUTPUT);
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// Initialize RPC library; this also boots the M4 core
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Serial.begin(115200);
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if (!SerialRPC.begin()) {
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Serial.println("RPC initialization fail");
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}
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}
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void loop() {
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if (currentCPU() == "M4") {
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if (SerialRPC.available()) {
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char read= (char)SerialRPC.read(); // Fill the buffer with characters
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if (read=='1') digitalWrite(LED_BUILTIN, HIGH);
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else digitalWrite(LED_BUILTIN, LOW);
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}
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}
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if (currentCPU() == "M7") {
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SerialRPC.print('1');
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delay(1000);
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SerialRPC.print('0');
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delay(1000);
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}
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}
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