Description
The EC3648 is a single chip CMOS micro-controller for keyboard application, specially for IBM PC AT and all compatible machines.It incorporate a 8-bit’s CPU core, 5K bytes of ROM, and 128 bytes of RAM used as working RAM and stack area.The EC3648 control all scan codes, scan timing and communications between the keyboard and PC.It is easy to implement a high performance, low cost keyboard with the minimal external components.AP
Features
- D/AD 2E/AE 2F/AF 30/B0 31/B1 32/B2 33/B3 34/B4 35/B5 36/B6 1D/9D 38/B8 39/B9 E0 38/E0.
EC3648_E-Cmos.pdf