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| INTRODUCTION This document gives a brief list of features for the XA-G49 family of
 microcontrollers with FLASH memory, and describes several ways
 that the FLASH memory can be programmed.
 XA-G49 FEATURES
 • XA CPU
 • 64 kB FLASH EPROM
 • FLASH EPROM is sectored to allow the user to erase and
 reprogram sectors
 • 2048 bytes internal RAM
 • 2 kB masked BOOTROM for In-System Programming of the
 FLASH EPROM
 • User callable BOOTROM subroutines for FLASH erase and
 programming
 • Can automatically run user program or BOOTROM program at
 power-up
 • Four 8-bit I/O ports
 • Two full-duplex UART
 • Three standard 16-bit timer/counters (Timer 0, Timer 1 and
 Timer 2)
 • Idle and power-down modes
 • Two external interrupt inputs
 • Three security bits
 • Fully static operation: 0 to 30 Mhz
 • Packages: 44-pin PLCC, 44-pin QFP
 
 
 
   
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