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firmware.cc
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firmware.cc
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#if ARDUINO >= 100
#include "Arduino.h"
#else
#include "WProgram.h"
#endif
#include <Adafruit_TLC5947.h>
#include <nikon.h>
Adafruit_TLC5947 io(1, 5, 4, 6);
void setup() {
io.begin();
pinMode(13, OUTPUT);
}
//pwm 10,4096
//reset
//info
//shoot
struct command {
const char *command_id;
void (*func)(const String &args);
};
static void handle_pwm(const String &args) {
int pos = args.indexOf(',');
String pin_str = args.substring(0, pos);
String pwm_str = args.substring(pos + 1);
int pin = pin_str.toInt();
int pwm = pwm_str.toInt();
io.setPWM(pin, pwm);
io.write();
Serial.print("parsed pin val: ");
Serial.println(pin);
Serial.print("parsed pwm val: ");
Serial.println(pwm);
}
static void handle_reset(const String &args) {
io.reset();
io.write();
}
static void handle_shoot(const String &args) {
//take picture using nikon camera
NikonRemote remote(13);
remote.click();
}
static void handle_info(const String &args) {
uint16_t *pwmBuffer = io.getPWMBuffer();
for(int i=0; i< io.number_of_pins(); i++ ) {
Serial.print("Pin: ");
Serial.print(i);
Serial.print(" - PWM: ");
Serial.println(pwmBuffer[i]);
}
}
command known_cmds[] = {
{"pwm", handle_pwm},
{"reset", handle_reset},
{"info", handle_info},
{"shoot", handle_shoot},
{NULL, NULL}
};
void loop() {
if(Serial.available() > 0) {
String input = Serial.readStringUntil('\r');
int pos = input.indexOf(' ');
String cmd;
String args;
if (pos != -1) {
cmd = input.substring(0, pos);
args = input.substring(pos+1);
Serial.println(cmd);
} else {
cmd = input;
}
for (command *iter = known_cmds; iter->command_id != NULL; iter++) {
if (cmd.equals(iter->command_id)) {
(*iter->func)(args);
break;
}
}
Serial.println("\u0004\n");
}
}