参数资料
型号: AT80C51RD2-SLSUM
厂商: Atmel
文件页数: 46/81页
文件大小: 0K
描述: IC 8051 MCU 5V SPI 20MHZ 44-PLCC
标准包装: 972
系列: 80C
核心处理器: 8051
芯体尺寸: 8-位
速度: 40MHz
连通性: UART/USART
外围设备: POR,PWM,WDT
输入/输出数: 32
程序存储器类型: ROMless
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-PLCC
包装: 管件
50
4113D–8051–01/09
AT80C51RD2
IPH1 - Interrupt Priority High Register (B3h)
Reset Value = XXXX XXX0b
Not bit addressable
12.2
Interrupt Sources and Vector Addresses
Table 12-8.
Interrupt Sources and Vector Addresses
76
543
210
--
----
-
KBDH
Bit
Number
Bit
Mnemonic
Description
7-
Reserved
The value read from this bit is indeterminate. Do not set this bit.
6-
Reserved
The value read from this bit is indeterminate. Do not set this bit.
5-
Reserved
The value read from this bit is indeterminate. Do not set this bit.
4-
Reserved
The value read from this bit is indeterminate. Do not set this bit.
3-
Reserved
The value read from this bit is indeterminate. Do not set this bit.
2-
Reserved
The value read from this bit is indeterminate. Do not set this bit.
1-
Reserved
The value read from this bit is indeterminate. Do not set this bit.
0
KBDH
Keyboard interrupt Priority High bit
KB DHKBDLPriority Level
00 Lowest
0
1
10
1
1Highest
Number
Polling Priority
Interrupt Source
Interrupt
Request
Vector
Address
0
Reset
0000h
1
INT0
IE0
0003h
2
Timer 0
TF0
000Bh
3
INT1
IE1
0013h
4
Timer 1
IF1
001Bh
5
6
UART
RI+TI
0023h
6
7
Timer 2
TF2+EXF2
002Bh
7
5
PCA
CF + CCFn (n = 0-4)
0033h
8
Keyboard
KBDIT
003Bh
相关PDF资料
PDF描述
AT89LP51-20MU MCU 8051 4K FLASH 20MHZ 7X7MLF
AT80C51RD2-RLTUM IC 8051 MCU 5V SPI 20MHZ 44-VQFP
AT89S52-24JU IC MCU 8K FLASH 24MHZ 44-PLCC
AT89S52-24PU IC MCU 8K FLASH 24MHZ 40-DIP
200875-1 CONN FIXED JACKSCREW FMLE W/HDWR
相关代理商/技术参数
参数描述
AT80C51SND1C 制造商:ATMEL 制造商全称:ATMEL Corporation 功能描述:Single-Chip Flash Microcontroller with MP3 Decoder and Human Interface
AT80C51SND1C-7HTIL 制造商:ATMEL 制造商全称:ATMEL Corporation 功能描述:Single-Chip Flash Microcontroller with MP3 Decoder and Guman Interface
AT80C51SND1C-7HTJL 制造商:ATMEL 制造商全称:ATMEL Corporation 功能描述:Single-Chip Flash Microcontroller with MP3 Decoder and Human Interface
AT80C51SND1C-DDV 制造商:ATMEL 制造商全称:ATMEL Corporation 功能描述:Single-Chip Flash Microcontroller with MP3 Decoder and Guman Interface
AT80C51SND1C-ROTIL 功能描述:IC MCU FLASH MP3 DECODER 80-TQFP RoHS:否 类别:集成电路 (IC) >> 嵌入式 - 微控制器, 系列:80C 标准包装:1,500 系列:AVR® ATtiny 核心处理器:AVR 芯体尺寸:8-位 速度:16MHz 连通性:I²C,LIN,SPI,UART/USART,USI 外围设备:欠压检测/复位,POR,PWM,温度传感器,WDT 输入/输出数:16 程序存储器容量:8KB(4K x 16) 程序存储器类型:闪存 EEPROM 大小:512 x 8 RAM 容量:512 x 8 电压 - 电源 (Vcc/Vdd):2.7 V ~ 5.5 V 数据转换器:A/D 11x10b 振荡器型:内部 工作温度:-40°C ~ 125°C 封装/外壳:20-SOIC(0.295",7.50mm 宽) 包装:带卷 (TR)