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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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