參數(shù)資料
型號: TS80C51RA2-MIE
廠商: Atmel
文件頁數(shù): 70/84頁
文件大?。?/td> 0K
描述: IC MCU 8BIT 256BYTE 40MHZ 44VQFP
標準包裝: 160
系列: 80C
核心處理器: 8051
芯體尺寸: 8-位
速度: 40/20MHz
連通性: UART/USART
外圍設備: POR,PWM,WDT
輸入/輸出數(shù): 32
程序存儲器類型: ROMless
RAM 容量: 256 x 8
電壓 - 電源 (Vcc/Vdd): 4.5 V ~ 5.5 V
振蕩器型: 內部
工作溫度: -40°C ~ 85°C
封裝/外殼: 44-QFP
包裝: 托盤
dsPIC33FJ32GP302/304, dsPIC33FJ64GPX02/X04, AND dsPIC33FJ128GPX02/X04
DS70292G-page 74
2007-2012 Microchip Technology Inc.
REGISTER 5-2:
NVMKEY: NONVOLATILE MEMORY KEY REGISTER
U-0
bit 15
bit 8
W-0
NVMKEY<7:0>
bit 7
bit 0
Legend:
R = Readable bit
W = Writable bit
U = Unimplemented bit, read as ‘0’
-n = Value at POR
‘1’ = Bit is set
‘0’ = Bit is cleared
x = Bit is unknown
bit 15-8
Unimplemented: Read as ‘0’
bit 7-0
NVMKEY<7:0>: Key Register (write-only) bits
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