microprocessors
embedded systems


electronics - prototyping boards
electronics - etching PC boards


electronics - Z80


electronics - EIA-232
electronics - EIA-422 and EIA-485
electronics - Programmable Array Logic (PAL)
electronics - Generic Array Logic (GAL)
electronics - Complex programmable logic device (CPLD)
electronics - FPGA
electronics - Antennas
electronics - links


electronics - motors


electronics - LCD Display - HD44780
electronics - Flash RAM 32K x 8 bit 28F256
electronics - EPROM 32K x 8 bit 27C256
electronics - Static RAM 32K x 8 bit 65256
electronics - SN7447 BCD-TO-Seven-Segment Decoders/Drivers
electronics - LTC-5653G-01 Four Digit Seven-Segment Display - Green
electronics - LTC-5851Y Four Digit Seven-Segment Display - Yellow
electronics - L7800 series voltage regulator
electronics - L7900 series voltage regulator

INA139, INA169 High-Side Measurement CURRENT SHUNT MONITOR
MAX4173, MAX4173F, MAX4173H, MAX4173T Low-Cost, SOT23, Voltage-Output, High-Side Current-Sense Amplifier
MAX4198, MAX4199 Micropower, Single-Supply, Rail-to-Rail Precision Differential Amplifiers
LT6100 - Precision, Gain Selectable High Side Current Sense Amplifier
MAX7219CNG LED Driver 64 Segment 5 Volt 24-Pin Plastic Dip N
MCP23S17 16-Bit I/O Expander SPI
0.100" Single In-Line Wire Wrap Machine Tooled Strip Socket 20-pin Jameco Part no. 104054

Microprocessors
Why a Cheap Yellow Display should be your next ESP32 purchase
TRMNL 7.5" (OG) DIY Kit
Seeed Studio XIAO ESP32-C3 21 x 17.8mm 11x GPIO(PWM), 4x ADC
Seeed Studio XIAO ESP32-C6 21 x 17.8mm 11x GPIO(PWM) 7x ADC 1xSDIO

Adafruit: 4.2" 300x400 Tri-Color eInk / ePaper - Bare Display - SSD1683

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Information Resources
Circuits Today
Hyperphysics Op-amps
eCircuit Center (information about SPICE and circuits)
Icarus Verilog
Analog Devices Electronics I and II
Hack-a-day: Homemade Operational Amplifier

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Parts Resources
Jameco Electronics
Digikey
B G Micro (no longer in business)
Aretronics
MPJA.COM

Deltang RX41 miniture radio control reciever