Freescale MC9S08LL16 8位LCD 控制方案

Freescale 公司的MC9S08LL16 是8位段LCD 微控制器,高达20MHz的CPU,工作电压3.6V-1.8V,工作温度-40℃到85℃. MC9S08LL16支持多达32个中断源/重置源,主要用在手提医疗设备,个人诊断,以电池为能源的设备,低端计量表,带显示的ZigBee节点,小型家电等.本文介绍MC9S08LL16主要特性,方框图以及演示板DEMO9S08LL16主要特性和详细电路图.

S08LL 8-bit segment LCD microcontroller family is ideal for battery-powered applications such as medical diagnostics or handheld appliances. The S08LL family extends battery life with industry leading low-power technology, eases development time and eliminates any excess cost with its complete Tower ecosystem.

MC9S08LL16主要特性:

• 8-Bit HCS08 Central Processor Unit (CPU)

– Up to 20-MHz CPU at 3.6V to 1.8V across temperature range of -40℃ to 85℃

– HC08 instruction set with added BGND instruction

– Support for up to 32 interrupt/reset sources

• On-Chip Memory

– Dual Array FLASH read/program/erase over full operating voltage and temperature

– Random-access memory (RAM)

– Security circuitry to prevent unauthorized access to RAM and FLASH contents

• Power-Saving Modes

– Two low power stop modes

– Reduced power wait mode
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