参数资料
型号: P89V51RB2FA,529
厂商: NXP Semiconductors
文件页数: 64/80页
文件大小: 0K
描述: IC 80C51 MCU FLASH 16K 44-PLCC
产品培训模块: Migrating from 8/16-Bit MCUs to 32-Bit ARMs
标准包装: 156
系列: 89V
核心处理器: 8051
芯体尺寸: 8-位
速度: 40MHz
连通性: SPI,UART/USART
外围设备: 欠压检测/复位,POR,PWM,WDT
输入/输出数: 32
程序存储器容量: 16KB(16K x 8)
程序存储器类型: 闪存
RAM 容量: 1K x 8
电压 - 电源 (Vcc/Vdd): 4.5 V ~ 5.5 V
振荡器型: 内部
工作温度: -40°C ~ 85°C
封装/外壳: 44-LCC(J 形引线)
包装: 管件
产品目录页面: 706 (CN2011-ZH PDF)
配用: 622-1017-ND - BOARD 44-ZIF PLCC SOCKET
622-1001-ND - USB IN-CIRCUIT PROG 80C51ISP
其它名称: 568-2427-5
935278706529
P89V51RB2FA-S
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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