OKI MSM82C54-2GS-K CMOS Programmable Interval Timer

OKI USART IC MSM82C51A-2RS

Mini-Box.com PicoLCD USB LCD 20x2 w/ USART, I2C, IR & Custom LED Keypad Control

2.4" Nextion USART HMI TFT LCD Display Module For ArduinoRaspberry Pi 2 A+ B+

Mini-Box.com PicoLCD USB LCD 20x2 w/ USART, I2C

OKI USART Serial Controller IC MSM82C51ARS

Nextion IO Adapter For Nextion Enhanced HMI UART USART Intelligent LCD Display

OKI I/O Interface IC MSM82C55A-2GS-2K (Set of 2)