The following pages and posts are tagged with

TitleTypeExcerpt
AD4DA-LightUI Page 4x slide potentiometers for use with I2C-AD4DA.
ATEM-Tally-Camera-Light Page Part 2 of a RFM69-based BlackMagic ATEM Tally Light system - On Camera Light
ATEM-Tally-SDI Page Part 1 of a RFM69-based BlackMagic ATEM Tally Light system - ATEM SDI Interface
ATEMTallyLightRadio Page Tally Light control using RFM69 data radios and AdaFruit RadioFeathers
Adapter-CMRI8-RJ45 Page CMRI Breakout8 Adapter RJ45 to 0.100, 3.5mm and 0.156 Molex
Adapter-IO4-Breakout Page RJ12/6 breakout board, inline IO4-IO4 probe
Adapter-IOX-test Page MRCS IOX-16 Test Fixture
Adapter-RJ45-SignalHead Page RJ45/8 breakout board, for driving signal heads from IOB-Signal
Brakeman Page An electronic DCC-track-driven figurine with a red or blue LED
CAN-Bus-Interface Page CAN Bus driver for OpenLCB
CMRI-Bus-Interface Page RS422/485 driver for CMRI-Net
CP_Watsonville_Mid-Model Page Model Board for CP Watsonville Middle yard - Maintainer Sevice Panel
CP_Watsonville_South-Model Page Model Board for CP Watsonville South - Maintainer Sevice Panel
CP_Watsonville_South Page description not provided
Christmas2013 Page Pixel Strips, water sensor, Ultrasonic ranging and a Christmas Tree
Christmas2014 Page Example sketch for driving Adafruit WS2801 pixels!
Core-ESP32 Page Core Field Unit Processor board using an ESP32 Dev Board with Wifi, BLE and a small OLED screen
Core-Locobuffer Page Standalone "locobuffer-style" Loconet interface with I2C expandability using the USB capability of an Arduino Pro Micro
Core-ProMini Page IO4-based Arduino ProMini baseboard
Core-Wemos Page IO4-based ESP8266 Wemos D1 Core Field Processor board with WiFi and I2C
ExampleDirectionOfTravel-IR Page Look at the state of 2 sensors, and the order of activation sets the direction of travel.
ExampleSignalStateMachine Page Simulate a progression of signal aspects and a grade crossing
GradeCrossing Page Arduino Grade Crossing Controller
I2C-23017 Page MCP23017 IO Expander with 4x IOB daughterboard connections
I2C-7311 Page I2C MAX7311/7312-based IO Expander with 4x IOB daughterboard connections
I2C-7313-cTc Page I2C MAX7313-based IO Expander cTc Wiring Harness
I2C-8574-cTc Page I2C PCF8574-based IO Expander cTc Wiring Harness
I2C-8574 Page I2C PCF8474-based IO Expander with 4x IOB daughterboard connections
I2C-9685-PWM Page I2C 16 channel PWM Driver based on a PCA9685
I2C-AD4DA Page I2C 4x A/D 1x D/A I/O expander based on a PCF8591T
I2C-Codeline-Matrix Page I2C Slave - Codeline Matrix - DFRobot ProMini with 2x 8x8 LED Matrixes for displaying CodeLine packet content
I2C-Expander Page I2C PCF9555 / or / MCP23017 -based IO Expander with 4x IOB connections
I2C-LEDStripDriver Page WiFi/I2C LED Strip Driver based on a PCA9685
I2C-SignalTestJig Page Test Jig for simple signal panels
IO4-Codeline-Matrix Page IO4 interface for 2x LED Matrix displays (not for I2C expander ports)
IO4-DCC-Booster Page IO4 DCC Booster
IO4-IR-Detector-Active-Fingers Page Active IR Detector subassemblies made to look like N or HO scale ties.
IO4-IR-Detector-Active-Mount Page Mounting adapter for active IR detector remote sensor
IO4-IR-Detector-Active Page IO4 Quad IR Occupancy Detector
IO4-IR-Detector-GBunza-Fingers Page IR Detector subassemblies made to look like N or HO scale ties.
IO4-IR-Detector-GBunza Page IO4 Quad Optical/IR Detector baseboard
IO4-LED-Strip-Driver Page PWM Driver board for high current LED strips
IO4-QuadAnalogSwitch Page Quad Analog switch - 16 inputs to 4 A/D lines
IO4-QuadOD Page IO4 Quad Detector for DCCOD and CPod detector cards - hardwired, IO4 or WeMos/WiFi connected
IO4-SignalDriver-Small Page IO4 Output adapter driver for a 2-head signal mast
IO4-Turtle Page IO4 Tortoise driver with occupancy and point position feedback
IO4_IR_Detector_Active Page description not provided
IOB-Adapter-Minimal Page IOB Adapter - minimal pass through
IOB-Baseboard Page IOB Baseboard - wiring termination and I2C / Power bus management
IOB-I2C-MAX731x Page IOB I2C MAX7311/7318 based IO Expander
IOB-I2C-MCP23017 Page IOB I2C MCP23017 based IO Expander
IOB-I2C-PCA9685-PWM Page IOB I2C PCA9685 PWN driver
IOB-Inputs Page IOB interface provides 1x IO4 port with 4x Input i/o lines.
IOB-LED-Monitor Page IOB LED Monitor daughterboard
IOB-Outputs Page IOB Interface provides 1x IO4 port with 4x open drain output i/o lines.
IOB-RR-CirKits Page IOB Interface with an 8-bit RR-CirKits-style 2x5 (10-pin) ribbon cable connector
IOB-Signal Page IOB Interface drives 2x Signal Heads via a RJ45/8 connector.
IOB-Turtle Page IOB Interface provides 1x IO4 port for connection to an IO4-Turtle
IOB-Generic Page IOB interface provides 1x IO4 port with 4x generic (hardwired) Input or Output i/o lines.
IRDetector-Gbunza Page Quad IR detector with hysteresis for IO4-IR-Detector-GBunza board on SPCoast.com
JohnsOfficePimp Page An addressible WS2801 style RGB LED string fading slowly across the HSB color space - under my desk
LocoShield Page An electrical interface to Digitrax Loconet
Loconet-QuadOD Page LocoNet Quad Detector baseboard
LoconetControlPanel Page Example of buttons throwing turnouts and LEDs echoing position
LoconetLayoutControlPanel Page LocoNet Layout Commander - Track power, E-STOP and slot clearing
OBS-buttons-2 Page Keyboard "emulator" for OBS Scene control - take 2
OBS-buttons-buttons Page Buttons Board for Arduino Keyboard Box
OBS-buttons-panel Page Panel for Arduino Keyboard Box
OBS-buttons-processor Page Processor Board for Arduino Keyboard Box
OBS-buttons Page Keyboard "emulator" for OBS Scene control
PCR-Badge-2015 Page PCR-Badge-2015
PCRdemo2015 Page Demo code for PRC1025 demo board
RFID-RC522-Wemos Page RFID reader based on RC522 module with Wemos and LCD
RailroadShield Page Arduino shield with various DCC Cab Bus and control interfaces
RealSignalControl Page Drive a LED signal head using relays or a Seeed Studio high current RGB strip driver with an external power supply.
RealSignalDemonstrator Page Schematic for discrete wiring of a railroad signal head using an ATTiny and relays
SVL-AuxiliaryPower Page SVL Aux Power - local distribution panel
SVL-Light-It-Base Page SVL-Light-It-Base
ShowMeShield Page Arduino IO pin LEDs on wings
SignalMast-ColorLight-DualHead Page Low cost Signal Mast - single high head Color Light - N scale
SignalMast-ColorLight-Dwarf Page Low cost Signal Mast - single high head 3-lamp Color Light - N scale
SignalMast-ColorLight-SingleHead Page Low cost Signal Mast - single high head ColorLight - N scale
SignalMast-Searchlight-SingleHead Page Low cost Signal Mast - single high head Searchlight - N scale
TechWomen Page TechWomen STEM board
XBar-Wemos-nowifi Page Test harness code for I2C extender
servotiger4x20LCD Page Make music with servos and a Tiger Xylopiano - uses several servos with wooden hammers