GPLB21C - 304 DOTS DATA BANK
GPLB21C is an 8-bit CMOS microprocessor with advanced processing technology and mechanisms by Generalplus.
It includes 2K-bytes working RAM, 22K-bytes ROM, 8 I/Os, an interrupt controller, a timer and a LCD controller/driver.
The 22K-byte ROM provides proper space for LCD graphic data.
The 256