參數資料
型號: P89V51RC2FA,512
廠商: NXP Semiconductors
文件頁數: 64/80頁
文件大?。?/td> 0K
描述: IC 80C51 MCU FLASH 32K 44-PLCC
產品培訓模塊: Migrating from 8/16-Bit MCUs to 32-Bit ARMs
標準包裝: 26
系列: 89V
核心處理器: 8051
芯體尺寸: 8-位
速度: 40MHz
連通性: SPI,UART/USART
外圍設備: 欠壓檢測/復位,POR,PWM,WDT
輸入/輸出數: 32
程序存儲器容量: 32KB(32K x 8)
程序存儲器類型: 閃存
RAM 容量: 1K 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-LCC(J 形引線)
包裝: 管件
產品目錄頁面: 706 (CN2011-ZH PDF)
配用: 622-1017-ND - BOARD 44-ZIF PLCC SOCKET
622-1001-ND - USB IN-CIRCUIT PROG 80C51ISP
其它名稱: 568-2428-5
935277727512
P89V51RC2FA
2009-2011 Microchip Technology Inc.
DS39960D-page 67
PIC18F87K22 FAMILY
REGISTER 4-3:
PMD1: PERIPHERAL MODULE DISABLE REGISTER 1
R/W-0
PSPMD
CTMUMD
RTCCMD(1)
TMR4MD
TMR3MD
TMR2MD
TMR1MD
EMBMD
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 7
PSPMD:
Peripheral Module Disable (PMD) PSP Enable/Disable bit
1
= PMD is enabled for PSP, disabling all of its clock sources
0
= PMD is disabled for PSP
bit 6
CTMUMD:
PMD CTMU Enable/Disable bit
1
= PMD is enabled for CTMU, disabling all of its clock sources
0
= PMD is disabled for CTMU
bit 5
RTCCMD:
PMD RTCC Enable/Disable bit(1)
1
= PMD is enabled for RTCC, disabling all of its clock sources
0
= PMD is disabled for RTCC
bit 4
TMR4MD:
TMR4MD Disable bit
1
= PMD is enabled and all TMR4MD clock sources are disabled
0
= PMD is disabled and TMR4MD is enabled
bit 3
TMR3MD:
TMR3MD Disable bit
1
= PMD is enabled and all TMR3MD clock sources are disabled
0
= PMD is disabled and TMR3MD is enabled
bit 2
TMR2MD:
TMR2MD Disable bit
1
= PMD is enabled and all TMR2MD clock sources are disabled
0
= PMD is disabled and TMR2MD is enabled
bit 1
TMR1MD:
TMR1MD Disable bit
1
= PMD is enabled and all TMR1MD clock sources are disabled
0
= PMD is disabled and TMR1MD is enabled
bit 0
EMBMD:
PMD EMB Enable/Disable bit
1
= PMD is enabled for EMB, disabling all of its clock sources
0
= PMD is disabled for EMB
Note 1:
RTCCMD can only be set to ‘1’ after an EECON2 unlock sequence. Refer to Section 18.0 “Real-Time
for the unlock sequence (Example 18-1).
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