Search found 7 matches

by chupps
Mon Mar 20, 2017 9:12 pm
Forum: Project Showcase
Topic: Email Alert Mousetrap
Replies: 3
Views: 8716

Re: Email Alert Mousetrap

Hi, I know this is an old post but hope you are still able to help out. The Ethernet.h library has been updated and I am not able to verify your code as some classes have been renamed. Do you have an updated code for the new library? or would the freetronic staffs that replied be able to help me? Ki...
by chupps
Fri Mar 07, 2014 8:37 am
Forum: Shield Discussion
Topic: 8 Channel relay operation
Replies: 9
Views: 7984

Re: 8 Channel relay operation

Yeah the DS18B20 module, I only have one at the moment but I was going to daisy chain them.
by chupps
Thu Mar 06, 2014 10:02 am
Forum: Shield Discussion
Topic: 8 Channel relay operation
Replies: 9
Views: 7984

Re: 8 Channel relay operation

// include the library codes: #include <LiquidCrystal.h> #include <OneWire.h> #include <DallasTemperature.h> #define lcdBacklightPin 10 LiquidCrystal lcd(8, 9, 4, 5, 6, 7); #include "Wire.h" // (DallasTemperature) Data wire is plugged into pin 10 on the Arduino #define ONE_WIRE_BUS 12 // (DallasTem...
by chupps
Wed Mar 05, 2014 10:41 am
Forum: Shield Discussion
Topic: 8 Channel relay operation
Replies: 9
Views: 7984

Re: 8 Channel relay operation

Thanks for all the help John, I am still a real novice at this. This is part of the code where I need to use relays, its a simple thermostat. Am I on the right track? can't get it to verify void sendValueToLatch(int latchValue)//(8 channel relay) { Wire.beginTransmission(I2C_ADDR); Wire.write(0x12);...
by chupps
Mon Mar 03, 2014 9:24 am
Forum: Shield Discussion
Topic: 8 Channel relay operation
Replies: 9
Views: 7984

Re: 8 Channel relay operation

Also, I understand the principle but what if you do not know if the original 4 relays have been switched off by another function already?
by chupps
Mon Mar 03, 2014 8:30 am
Forum: Shield Discussion
Topic: 8 Channel relay operation
Replies: 9
Views: 7984

Re: 8 Channel relay operation

Thanks for the reply, the link really helped.
Is it possible to do the same with decimal decimal?
by chupps
Wed Feb 26, 2014 5:07 am
Forum: Shield Discussion
Topic: 8 Channel relay operation
Replies: 9
Views: 7984

8 Channel relay operation

Hi, I am having trouble writing some code to turn off singe channels on the 8 channel relay shield without disturbing other channels. In the quick start guide it mentions using "bitwise operators" I have tried using bitwise not ~ to turn off the desired channel but it simultaneously turns on all oth...