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- Assembly AND PARTS LIST
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- ARDUINO
- CONNECTION TO WS2811 LEDS
- 24 BIT SHIFT REG CODE
- 24 BIT SHIFT REG CODE (2)
- USING SHIFT REGISTERS
- DRIVING A STEPPER MOTOR
- CASCADED DOT MATRIX DISP
- LED LABS SILK SCREEN
- SOME EXPLAINED SCHEMATICS
- LOGIC TRUTH TABLES
- LEDLABS VIDEO
- LED LAB & GOLDEN SPIRAL
- SIGNAL DEGRADATION
- TRANSISTOR OUTPUT TEST
- LOGIC GATES
- CHOOSING POTENTIOMETERS
- LOTTERY GENERATOR IDEA
- EMF, MONOSTABLE, COUNTER
- PIC BASIC EXAMPLE PROGRAM
- LOGIC GATE EXPERIMENT
- LDR AND VCO VIDEO
- LAB VIDEOS
ANY PROBLEMS WITH DISPLAYS, THIS IS CHARACTERISED BY NO DISPLAY AT ALL, NO FLASHING OR ANY DISPLAY, TRY ANOTHER MAX7219CNG IC WITH DIFFERENT CODE, SAY FROM MAX7219CNG 2219+ TO A CODE OF MAX7219CNG HLF 23A8.
THE DOT MATRIX DISPLAYS ARE COMMON CATHODE USED HERE.
LEDLABS CONNECTION TO THE DOT MATRIX DISPLAYS
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