器件名称: ST20P18
功能描述: 16K 8-bit Single Chip Microcontroller
文件大小: 357KB 共12页
简 介:ST
ST20P18
16K 8-bit Single Chip Microcontroller
Notice: Sitronix Technology Corp. reserves the right to change the contents in this document without prior notice. This is not a final specification. Some parameters are subject to change.
1. FEATURES
8-Bit Static Pipeline CPU ROM: 16K x 8 bits PROM(OTP) RAM: 192 x 8 bits 32-Level Deep Stack Operating Voltage : 2.4V ~ 5.5V Power-on Timer(PWRT) - Pin option to enable General-Purpose I/O (GPIO) Ports - 28 pins are programmable CMOS I/O (Port-A/B/C and Port-E low nibble),20 pins (Port-A high nibble & Port-B/C) are shared with LCD Segments - 8 open drain output pins share with LCD COMs - Hardware de-bounce option for Port-A - Bit programmable pull-up for input pins 2 Input Pins - OTP option bit to select (shared with OSCX) 30 Output Pins - Eight are shared with LCD com and twenty are shared with LCD Segments, two are shared with PSG Timer / Counter - One 8-bit timer / 16-bit event counter - One 8-bit BASE timer Five Powerful Interrupt Sources - External interrupt (edge trigger) / RFC interrupt(Share with external interrupt) - TIMER1 interrupt - BASE timer interrupt - PORTA[7~0] interrupt (transition trigger) - DAC reload interrupt Watchdog Timer (WDT) - With its own low power internal oscillator for reliability - Four selectable time bases - WDT reset CPU only - OTP option bit to enable - One option bit is selectable to reset or not in WAI1 and STP mode Dual Clock Source with Warm-up Timer - OSCX: Low frequency crystal oscillator ……
