FM8PB53B中文资料EPROM/ROM-Based 8-Bit Microcontroller Series数据手册Feeling规格书

特性 Features

‧ Only 42 single word instructions
‧ 5-level deep hardware stack
‧ 8-bit real time clock/counter with 8-bit programmable prescaler
‧ On chip Watchdog Timer (WDT) with internal oscillator for reliable operation and soft-ware watch-dog enable/disable control
‧ 2 I/O ports with independent direction control
‧ Soft-ware I/O pull-high/pull-down or open-drain control
‧ 1 internal interrupt source; 2 external interrupt source
‧ Wake-up from SLEEP mode
‧ Built-in 8MHz, 4MHz, 1MHz, and 455KHz internal RC oscillator
‧ Operating voltage range: 2.0V to 5.5V