描述 Description

GPLB24A is an 8-bit CMOS microprocessor with advanced processing technology and mechanisms by Generalplus.? It includes 1280-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 1280-bytes of CPU working SRAM is available to users for programming and data storage.? The GPLB24A is capable of driving sophisticated functions and displaying remarkable LCD graphics.? A Sleep (power-down) feature is also built-in to reduce power consumption.? The GPLB24A is a high-end micro-controller that includes, not only the latest technology, but also the full commitment and support of Generalplus.? Clearly the most suitable solution for your product needs.

特性 Features

? 8-bit microprocessor
? 22K bytes ROM
? 40 dual port SRAM for 40 x 8 LCD display buffer
? 128 bytes SRAM for CPU working space
? 1152 bytes SRAM for data
? 8 I/O ports
? LCD controller/driver (1/4 bias, VOP = VDD, Type-B)
? 40 x 8 (320 dots)
? 40 x 6 (240 dots)

? Built-in R-oscillator and 32.768KHz crystal oscillator
? 8-bit reloadable timer/counter with prescaler
? NMI controller with following sources
? 2Hz for Real Time Counter (RTC)
? 128Hz
? Key (PA7 - 0)
? Counter overflow

? Halt and Standby mode
? Watchdog Timer (WDT)
? Power saving sleep mode
? Low Voltage Power Down
? Wide operating range: 2.4V - 3.6V @ 1.0MHz????????? ? ? ? ? ? ? ? ? ?? ??????????? 3.6V - 5.5V @ 1.0MHz