9938 controller
The TSM9938FEUK is a TSS9938 Controller, which is a single chip microcontroller designed for input/output control and timing. It features an 8-bit CPU, 256 bytes of RAM, 8KB of ROM, 2KB of EEPROM, 4-level priority interrupt control, 4-channel timer, 20-pin dual inline package (DIP) package, and an optional 8KB of Flash ROM. It supports both parallel and serial communication, clock speeds up to 10 MHz, and multiple power supply options. The TSM9938FEUK is suitable for controlling a variety of devices, including displays, keyboards, and microcontrollers.