MyMenu
Contents
Features
MyMenu is a self contained menu system with these features:
- 0.96" OLED
- Menu Pushbuttons
- 5 Way Keypad (Up, Down, Left, Right, Select)
- Direction, Select buttons
- 2-wire I2C (VCC, GND, CLK, DATA) interface
- Selectable I2C address in range 0x20-0x27 (resistor install option)
- Interrupt output line on button press
- MCP23008 I2C Port Expander
- OLED connection - mounts OLED to card and shares I2C connection to Host
- 3 LEDs
- 49x49mm card with (4) 4-40 mounting holes
MCP23008 I2C Port Expander
GPIO Port Map GP0 - LED D3 GP1 - LED D2 GP2 - LED D1 GP3 - Select button 0 = pressed GP4 - Right button GP5 - Down button GP6 - Up button GP7 - Left button
OLED Display
- On ebay...
- There are several versions
- MyMenu requires
- 4-pin I2C version
- Rev X1-X3 requires pin Ordering VCC, GND,
Rev X3 Connectors
The card has a 5-pin, 0.1" spacing connector. The connector has I2C connections (CLK and DATA) plus an Interrupt line.
- GND
- VCC
- SDA
- SCL
- INT
The card has a 4-pin, 0.1" spacing connector for daisy-chaining. The connector has I2C connections (CLK and DATA).
- GND
- VCC
- SDA
- SCL