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homeduino.ino
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homeduino.ino
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#include <SerialCommand.h>
#include <OneWire.h>
#include <DallasTemperature.h>
#include <stdlib.h>
#define ONE_WIRE_BUS 12
void argument_error();
SerialCommand sCmd;
#include "rfcontrol.h"
#ifdef KEYPAD_ENABLED
#include "keypad.h"
#endif
#include "ping.h"
#include "dht.h"
void digital_read_command();
void digital_write_command();
void analog_read_command();
void analog_write_command();
void reset_command();
void pin_mode_command();
void unrecognized(const char *command);
void dst_command();
void printTemperature(int pin, byte address[8]);
void printTemperatures(int pin);
void printSensors(int pin);
void printAddress(DeviceAddress deviceAddress);
void setup() {
Serial.begin(115200);
// Setup callbacks for SerialCommand commands
sCmd.addCommand("DR", digital_read_command);
sCmd.addCommand("DW", digital_write_command);
sCmd.addCommand("AR", analog_read_command);
sCmd.addCommand("AW", analog_write_command);
sCmd.addCommand("PM", pin_mode_command);
sCmd.addCommand("RF", rfcontrol_command);
sCmd.addCommand("PING", ping_command);
sCmd.addCommand("DHT", dht_command);
sCmd.addCommand("DST", dst_command);
sCmd.addCommand("RESET", reset_command);
#ifdef KEYPAD_ENABLED
sCmd.addCommand("K", keypad_command);
#endif
sCmd.setDefaultHandler(unrecognized);
Serial.print("ready\r\n");
}
void loop() {
// handle serial command
sCmd.readSerial();
// handle rf control receiving
rfcontrol_loop();
#ifdef KEYPAD_ENABLED
// handle keypad keypress
keypad_loop();
#endif
}
void digital_read_command() {
char* arg = sCmd.next();
if(arg == NULL) {
argument_error();
return;
}
int pin = atoi(arg);
int val = digitalRead(pin);
Serial.print("ACK ");
Serial.write('0' + val);
Serial.print("\r\n");
}
void analog_read_command() {
char* arg = sCmd.next();
if(arg == NULL) {
argument_error();
return;
}
int pin = atoi(arg);
int val = analogRead(pin);
Serial.print("ACK ");
Serial.print(val);
Serial.print("\r\n");
}
void digital_write_command() {
char* arg = sCmd.next();
if(arg == NULL) {
argument_error();
return;
}
int pin = atoi(arg);
arg = sCmd.next();
if(arg == NULL) {
argument_error();
return;
}
int val = atoi(arg);
digitalWrite(pin, val);
Serial.print("ACK\r\n");
}
void analog_write_command() {
char* arg = sCmd.next();
if(arg == NULL) {
argument_error();
return;
}
int pin = atoi(arg);
arg = sCmd.next();
if(arg == NULL) {
argument_error();
return;
}
int val = atoi(arg);
analogWrite(pin, val);
Serial.print("ACK\r\n");
}
void pin_mode_command() {
char* arg = sCmd.next();
if(arg == NULL) {
argument_error();
return;
}
int pin = atoi(arg);
arg = sCmd.next();
if(arg == NULL) {
argument_error();
return;
}
// INPUT 0x0
// OUTPUT 0x1
int mode = atoi(arg);
pinMode(pin, mode);
Serial.print("ACK\r\n");
}
void reset_command() {
RFControl::stopReceiving();
Serial.print("ready\r\n");
}
void argument_error() {
Serial.print("ERR argument_error\r\n");
}
// This gets set as the default handler, and gets called when no other command matches.
void unrecognized(const char *command) {
Serial.print("ERR unknown_command\r\n");
}
//DST [pin] sensors
//DST [pin] [address] -> single temperature C
//DST [pin] all -> all temperatures on that pin.
void dst_command(){
char* pinArg = sCmd.next();
if(pinArg == NULL) {
argument_error();
return;
}
int pin = atoi(pinArg);
char* arg = sCmd.next();
if (strcmp(arg, "all") == 0){
printTemperatures(pin);
} else if(strcmp(arg, "sensors") == 0) {
printSensors(pin);
} else {
byte address[8];
int i;
uint8_t str_len = strlen(arg);
memset(address, 0x00, sizeof(address));
for (i = 0; i < ((str_len / 2)); i++) {
sscanf(arg+2*i, "%02x", &address[i]);
}
printTemperature(pin, address);
}
}
void printTemperature(int pin, byte address[8]){
OneWire oneWire(pin);
DallasTemperature sensors(&oneWire);
sensors.begin();
sensors.requestTemperaturesByAddress(address);
double temp = sensors.getTempC(address);
Serial.print("ACK ");
Serial.print(temp, 1);
Serial.print("\r\n");
}
void printTemperatures(int pin){
OneWire oneWire(pin);
DallasTemperature sensors(&oneWire);
sensors.begin();
oneWire.reset_search();
sensors.requestTemperatures();
int index = 0;
DeviceAddress address;
Serial.print("ACK ");
while (oneWire.search(address)){
double temp = sensors.getTempCByIndex(index++);
Serial.print(temp, 1);
Serial.print(" ");
}
Serial.print("\r\n");
}
void printSensors(int pin){
OneWire oneWire(pin);
DallasTemperature sensors(&oneWire);
sensors.begin();
DeviceAddress address;
oneWire.reset_search();
Serial.print("ACK sensors ");
while(oneWire.search(address)){
printAddress(address);
Serial.print(" ");
}
Serial.print("\r\n");
}
void printAddress(DeviceAddress deviceAddress)
{
for (uint8_t i = 0; i < 8; i++)
{
// zero pad the address if necessary
if (deviceAddress[i] < 16) Serial.print("0");
Serial.print(deviceAddress[i], HEX);
}
}