參數(shù)資料
型號: SST89E54RC-33-C-PIE
廠商: Microchip Technology
文件頁數(shù): 11/71頁
文件大?。?/td> 0K
描述: IC MCU 8BIT 17KB FLASH 40PDIP
標準包裝: 9
系列: FlashFlex®
核心處理器: 8051
芯體尺寸: 8-位
速度: 33MHz
連通性: EBI/EMI,UART/USART
外圍設(shè)備: POR,WDT
輸入/輸出數(shù): 32
程序存儲器容量: 16KB(16K x 8)
程序存儲器類型: 閃存
EEPROM 大小: 1K x 8
RAM 容量: 512 x 8
電壓 - 電源 (Vcc/Vdd): 4.5 V ~ 5.5 V
振蕩器型: 外部
工作溫度: 0°C ~ 70°C
封裝/外殼: 40-DIP(0.600",15.24mm)
包裝: 管件
2011 Silicon Storage Technology, Inc.
DS25088A
10/11
19
FlashFlex MCU
SST89E52RC / SST89E54RC
Data Sheet
A Microchip Technology Company
Symbol
Function
EWD
Watchdog Interrupt Enable.
1 = Enable the interrupt
0 = Disable the interrupt
Symbol
Function
PT2
Timer 2 interrupt priority bit.
PS
Serial Port interrupt priority bit.
PT1
Timer 1 interrupt priority bit.
PX1
External interrupt 1 priority bit.
PT0
Timer 0 interrupt priority bit.
PX0
External interrupt 0 priority bit.
Symbol
Function
PT2H
Timer 2 interrupt priority bit high.
PSH
Serial Port interrupt priority bit high.
PT1H
Timer 1 interrupt priority bit high.
PX1H
External interrupt 1 priority bit high.
PT0H
Timer 0 interrupt priority bit high.
PX0H
External interrupt 0 priority bit high.
Symbol
Function
PWD
Watchdog interrupt priority bit.
Interrupt Enable A (IEA)
Location
76543210
Reset
Value
E8H
-
EWD
-
x0xxxxxxb
Interrupt Priority (IP)
Location
76543210
Reset
Value
B8H
-
PT2
PS
PT1
PX1
PT0
PX0
x0000000
b
Interrupt Priority High (IPH)
Location
76543210
Reset
Value
B7H
-
PT2H
PSH
PT1H
PX1H
PT0H
PX0H
x0000000b
Interrupt Priority A (IPA)
Location
76543210
Reset
Value
F8H
-
PWD
-
x0xxxxxxb
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