描述 Description

GPLB13A, a low power 8-bit CMOS microcontroller with advanced processing technology and mechanism by Generalplus, contains tons of functionality in a compact package such as SRAM, ROM, I/Os, an interrupt controller, a timer and a LCD controller/driver.? The amount of 60K bytes of ROM is capable to provide sufficient space for LCD graphical data.? The 2432 bytes of SRAM are totally free to users.? In addition, 18 I/Os, timer, LCD driver, NMI controller, Watch Dog Timer and other features increase the capability of driving sophisticated functions and displaying fantastic LCD graphics.? The GPLB13A is a high-end microcontroller that filled with modern technology and strong backup from Generalplus.? Obviously, it is the most suitable product to accomplish the demanded functions for you.

特性 Features

? Built-in 8-bit CPU
? 60K bytes ROM
? 2432 bytes SRAM
? Max. operating speed: 1.8MHz @ 1.2V

? NMI controller
? 2Hz for Real Time Clock (RTC)
? 128Hz
? Key(PA6 - 0)
? Counter overflow
? Low Battery Voltage Detect (PA7 is an IRQ source)

? Programmable LCD driver
? Up to 60 segments, up to 11 commons, maximum 660 dots
? In 1/4 duty, COM[5:11] are optioned to SEG[60:54] 53*11, 54*10, 56*8, 60*4 LCD configurations (by soft)
? In 1/11duty, PortC[3:0] and PortD[5:3] can be optioned to SEG[54:60] (by mask option)

? 1/3, 1/4 bias, 1/4, 1/8, 1/10 or 1/11 duty
? Adjustable LCD voltage (16 level)
? 1/4 bias: 2.65V - 3.4V
? 1/3 bias: 2.4V - 3.3V

? 88 bytes dedicated LCD RAM

? Operating voltage:
? 1.1V - 1.7V

? Adjustable CPU clock speed
? 5 speed : 1, 1/2, 1/4, 1/8, 1/16 of RC-oscillator frequency are available

? Low-power consumption:
? 20mA operating current @1.5V, FCPU = 260KHz
? 9mA halt mode current @ 1.5V, FCPU = 260KHz
? <1.0mA typical standby current @ 1.5V

? 0.9V low voltage reset
? Power saving SLEEP mode
? 1.2V battery low voltage detector
? Peripherals
? 18 I/O ports (PA7 - 0, PD5 - 0, PC3 - 0)
? Built-in RC-oscillator
? Built-in 32.768KHz crystal oscillator for real time clock Function
? 8-bit reloadable timer/counter with prescaler
? Watchdog Timer for reliable operation

? 4 options for RC-oscillator
? 260KHz, 470KHz, 850KHz and 1800KHz @ 1.5V