参数资料
型号: AT89C51CC01UA-RLRUM
厂商: Atmel
文件页数: 30/123页
文件大小: 0K
描述: IC 8051 MCU 32K FLASH 44-VQFP
产品培训模块: MCU Product Line Introduction
标准包装: 1,500
系列: AT89C CAN
核心处理器: 8051
芯体尺寸: 8-位
速度: 40MHz
连通性: CAN,UART/USART
外围设备: POR,PWM,WDT
输入/输出数: 34
程序存储器容量: 32KB(32K x 8)
程序存储器类型: 闪存
EEPROM 大小: 2K x 8
RAM 容量: 1.25K x 8
电压 - 电源 (Vcc/Vdd): 3 V ~ 5.5 V
数据转换器: A/D 8x10b
振荡器型: 外部
工作温度: -40°C ~ 85°C
封装/外壳: 44-LQFP
包装: 标准包装
配用: AT89OCD-01-ND - USB EMULATOR FOR AT8XC51 MCU
其它名称: AT89C51CC01UA-RLRUMDKR
2010 Microchip Technology Inc.
DS41303G-page 125
PIC18F2XK20/4XK20
TABLE 10-3:
PORTB I/O SUMMARY
Pin
Function
TRIS
Setting
I/O
Type
Description
RB0/INT0/FLT0/
AN12
RB0
0
O
DIG
LATB<0> data output; not affected by analog input.
1
I
TTL
PORTB<0> data input; Programmable weak pull-up. Disabled when
analog input enabled.(1)
INT0
1
I
ST
External interrupt 0 input.
FLT0
1
I
ST
Enhanced PWM Fault input (ECCP1 module); enabled by software.
AN12
1
I
ANA
A/D input channel 12.(1)
RB1/INT1/AN10/
C12IN3-/P1C
RB1
0
O
DIG
LATB<1> data output; not affected by analog input.
1
I
TTL
PORTB<1> data input; Programmable weak pull-up. Disabled when
analog input enabled.(1)
INT1
1
I
ST
External Interrupt 1 input.
AN10
1
I
ANA
ADC input channel 10.(1)
C12IN3-
1
I
ANA
Comparators C1 and C2 inverting input, channel 3. Analog select is
shared with ADC.
P1C
0
O
DIG
ECCP PWM output (28-pin devices only).
RB2/INT2/AN8/
P1B
RB2
0
O
DIG
LATB<2> data output; not affected by analog input.
1
I
TTL
PORTB<2> data input; Programmable weak pull-up. Disabled when
analog input enabled.(1)
INT2
1
I
ST
External interrupt 2 input.
AN8
1
I
ANA
ADC input channel 8.(1)
P1B
0
O
DIG
ECCP PWM output (28-pin devices only).
RB3/AN9/C12IN2-/
CCP2
RB3
0
O
DIG
LATB<3> data output; not affected by analog input.
1
I
TTL
PORTB<3> data input; Programmable weak pull-up. Disabled when
analog input enabled.(1)
AN9
1
I
ANA
ADC input channel 9.(1)
C12IN2-
1
I
ANA
Comparators C1 and C2 inverting input, channel 2. Analog select is
shared with ADC.
CCP2(2)
0
O
DIG
CCP2 compare and PWM output.
1
I
ST
CCP2 capture input
RB4/KBI0/AN11/
P1D
RB4
0
O
DIG
LATB<4> data output; not affected by analog input.
1
I
TTL
PORTB<4> data input; Programmable weak pull-up. Disabled when
analog input enabled.(1)
KBI0
1
I
TTL
Interrupt-on-pin change.
AN11
1
I
ANA
ADC input channel 11.(1)
P1D
0
O
DIG
ECCP PWM output (28-pin devices only).
RB5/KBI1/PGM
RB5
0
O
DIG
LATB<5> data output.
1
I
TTL
PORTB<5> data input; Programmable weak pull-up.
KBI1
1
I
TTL
Interrupt-on-pin change.
PGM
x
I
ST
Single-Supply Programming mode entry (ICSP). Enabled by LVP
Configuration bit; all other pin functions disabled.
Legend:
DIG = Digital level output; TTL = TTL input buffer; ST = Schmitt Trigger input buffer; ANA = Analog level input/output;
x
= Don’t care (TRIS bit does not affect port direction or is overridden for this option).
Note
1:
Configuration on POR is determined by the PBADEN Configuration bit. Pins are configured as analog inputs by default
when PBADEN is set and digital inputs when PBADEN is cleared.
2:
Alternate assignment for CCP2 when the CCP2MX Configuration bit is ‘0’. Default assignment is RC1.
3:
All other pin functions are disabled when ICSP or ICD are enabled.
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