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Doug's Printed Circuit Board designs

This page contains Doug's Printed Circuit Board designs. Here are the Arduino and AVR specific boards.

Board Design Software

These boards are all designed with KiCAD Design Software - Free and good! Runs on PC under Windows and Linux (and Macs too).

Board Designs

These are boards that Doug has designed.

Documentation Page	Description	Status	Github Repo
ATProgHead	ATMega Programming Head	X1 - Built	ATProgHead
AudioAmp384	Audio Amplifier, 5W	X1 - Working	AudioAmp384
AudioAmp386	Audio Amplifier, 3/4W	V1 - Working V2 - Working V3 - Designed	AudioAmp386
BrBdPwrSply	820 Point Breadboard Power Supply	V1 - Built X2 - Built X3 - Built	BrdBdPwrSply
DS18S20	Temperature Sensor, One-Wire	V1 - Built V2 - Built	DS18S20
DS18S20-LDR	Temperature Sensor plus Light Dependent Resistor	X1 - Built	DS1870-LDR
FTDI-USB-TTL	USB to TTL, FTDI Interface	V1 - Built X2 - Built X5 - Built X6 - Built	FTDI-USB-TTL
GVS-32U4	AtMega32U4, USB based, Leonardo-like, GVS pinout	X1 - Built X2 - Built	GVS-32U4
GVSDuino	Arduino UNO, small form factor with GVS pins	V1 - Received- old drill file X2 - Built X3 - Built	GVSDuino
HVDigitalPot	High Voltage Pot (7-bit)	Built	HVDigitalPot
HVDigitalPot2	High Voltage Pot (10-bit)	X1 - Built	HVDigitalPot2
I2C8Bit	I2C to 8-bits parallel expander with GVS pins	X1 - Received	I2C8Bit
I2C16Bit	I2C to 16-bits parallel with GVS pins	V1 - Built V2 - Built V3 - Designed	I2C16Bit
IntegTheremin	Integrated Theremin	X1 - Built	IntegTheremin
IR Sensor	Infrared Transmitter and Receiver pair	X1 - Built X2 - Built X3 - Received	IRSensor
LDRSensor	Light Dependent Resistor with GVS pins	V1 - Built V2 - Built	LDRSensor
LED-12	Light with 12 white LEDs	V1 - Built	LED-12
LED-18	Light with 18 white LEDs	X1 - Built	LED-18
Libraries	KiCad libraries and utilities		KiCad
MiniDuino	Arduino UNO compatible with custom pinout choices for controllers	V1 - Built X2 - Built	MiniDuino
OneWireLogger	Logs 1-wire temp data	X1 - Built	OneWireLogger
PowerDistrib	Power distribution Board	X1 - Built	PowerDistrib
PulseGen	Pulse Generator for TDR	X1 - Built	PulseGen
PwrSply317	LM317 based power supply	X1 - Built	PwrSply317
Screwduino	Arduino UNO compatible with screw terminals	V1 - Built X2 - Built X3 - Built	Screwduino
Softstart	Use a single pushbutton switch to turn off/on	V1 - Built V2 - Built V3 - Built	Softstart
Sw5Way	5 way switch all on a single analog pin, uses GVS connector	V1 - Built V2 - Built	Sw5Way
TinyDuino85	ATTiny85 (8-pin Arduino) with 5 I/O GVS pins	X1 - Built X2 - Built	TinyDuino85
TinyGrid85	ATTiny85 with a breadboarding area	X1 - Built	TinyGrid85
Tiny85ISP	ATTiny85 based ISP board	X1 - Built	Tiny85ISP
USB-GPS	GPS Tracker in a very small form factor	X1 - Built X2 - Built	USB-GPS
USB-GPS-Hammond	GPS Tracker in a Hammond box form factor	X1 - Built X2 - Built	USB-GPS-Hammon
WLSensor	Wireless Sensor based on XBEE modems	X1 - In Design	WLSensor
XR-2206	Voltage Controlled Oscillator	V1 - Built X2 - Built X3 - Built	XR-2206