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A Crazy Clock Example with 75 I/O Pins
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Classroom Contents
MCP23017 Port Expander with ESPHome - Adding I/O Pins to ESP Projects
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- 1 Intro
- 2 ESP and MCP23017 Overview
- 3 Pinout and Limitations
- 4 ESPHome Component Mapping
- 5 Basic Bench Test
- 6 ESPHome Bench Test Config
- 7 Multiple expander wiring and ESPHome Config
- 8 A Crazy Clock Example with 75 I/O Pins
- 9 Building the Clock Face
- 10 Building the Clock Controller
- 11 Testing the Final Clock Build
- 12 Wrap Up And Other Ideas
