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00:17:42 - GPIO pin availability and port expanders
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Classroom Contents
GPIO Inputs and Outputs - An Intermediate Guide for Arduino and ESP Projects
Automatically move to the next video in the Classroom when playback concludes
- 1 00:00:00 - Introduction
- 2 00:02:58 - GPIO pins
- 3 00:03:30 - Digital I/O with HIGH and LOW logic
- 4 00:05:36 - Floating Inputs, PULL-UP and PULL-DOWN resistors
- 5 00:09:03 - Digital Outputs and 3.3V/5V logic levels
- 6 00:12:37 - Controlling High Current Output using transistors
- 7 00:14:31 - Analog Output using PWM
- 8 00:16:28 - Analog Inputs using ADC
- 9 00:17:42 - GPIO pin availability and port expanders
- 10 00:19:40 - GPIO hungry components: LCDs and Keypads
- 11 00:21:30 - PCF8574 Port Expander Demo
- 12 00:29:11 - Arduino Code
- 13 00:40:09 - Alternative Port Expanders: MCP23017 I2C / MCPS17 SPI
- 14 00:43:09 - Wrapup
