参数资料
型号: AT89LP213-20XU
厂商: Atmel
文件页数: 34/98页
文件大小: 0K
描述: MCU 8051 2K FLASH 20MHZ 14-TSSOP
产品培训模块: MCU Product Line Introduction
标准包装: 95
系列: 89LP
核心处理器: 8051
芯体尺寸: 8-位
速度: 20MHz
连通性: SPI
外围设备: 欠压检测/复位,POR,PWM,WDT
输入/输出数: 12
程序存储器容量: 2KB(2K x 8)
程序存储器类型: 闪存
RAM 容量: 128 x 8
电压 - 电源 (Vcc/Vdd): 2.4 V ~ 5.5 V
振荡器型: 内部
工作温度: -40°C ~ 85°C
封装/外壳: 14-TSSOP(0.173",4.40mm 宽)
包装: 管件
4
3538E–MICRO–11/10
AT89LP213/214
Table 3-2.
AT89LP214 Pin Description
Pin
Symbol
Type
Description
1P1.5
I/O
I
P1.5: User-configurable I/O Port 1 bit 5.
MOSI: SPI master-out/slave-in. When configured as master, this pin is an output. When configured as
slave, this pin is an input.
GPI5: General-purpose Interrupt input 5.
2P1.7
I/O
I
P1.7: User-configurable I/O Port 1 bit 7.
SCK: SPI Clock. When configured as master, this pin is an output. When configured as slave, this pin is
an input.
GPI7: General-purpose Interrupt input 7.
3P1.3
I/O
I
P1.3: User-configurable I/O Port 1 bit 3 (if Reset Fuse is disabled).
RST: External Active-Low Reset input (if Reset Fuse is enabled. See “External Reset” on page 16).
GPI3: General-purpose Interrupt input 3.
DCL: Serial Clock input for On-chip Debug Interface.
4GND
I
Ground
5P1.2
I/O
I
P1.2: User-configurable I/O Port 1 bit 2.
GPI2: General-purpose Interrupt input 2.
6P3.0
I/O
I
P3.0: User-configurable I/O Port 3 bit 0.
RXD: Serial Port Receiver input.
7P3.2
I/O
I
I/O
P3.2: User-configurable I/O Port 3 bit 2.
XTAL1: Input to the inverting oscillator amplifier and internal clock generation circuits. It may be used as
a port pin if the internal RC oscillator is selected as the clock source.
DDA: Serial Data input/output for On-chip Debug Interface when OCD is enabled and the internal RC
oscillator is selected as the clock source.
8P3.3
I/O
O
I/O
P3.3: User-configurable I/O Port 3 bit 3.
XTAL2: Output from inverting oscillator amplifier. It may be used as a port pin if the internal
RC oscillator is selected as the clock source.
CLKOUT: When the internal RC oscillator is selected as the clock source, may be used to output the
internal clock divided by 2.
DDA: Serial Data input/output for On-chip Debug Interface when OCD is enabled and the external clock
is selected as the clock source.\
9P3.1
I/O
O
P3.1: User-configurable I/O Port 3 bit 1.
TXD: Serial Port Transmitter output.
10
VCC
I
Supply Voltage
11
P1.0
I/O
I
P1.0: User-configurable I/O Port 1 bit 0.
AIN0: Analog Comparator Positive input.
GPI0: General-purpose Interrupt input 0.
12
P1.1
I/O
I
P1.1: User-configurable I/O Port 1 bit 1.
AIN1: Analog Comparator Negative input.
GPI1: General-purpose Interrupt input 1
13
P1.4
I/O
I
P1.4: User-configurable I/O Port 1 bit 4.
SS: SPI slave select input.
GPI4: General-purpose Interrupt input 4.
14
P1.6
I/O
I
P1.6: User-configurable I/O Port 1 bit 6.
MISO: SPI master-in/slave-out. When configured as master, this pin is an input. When configured
as slave, this pin is an output.
GPI6: General-purpose Interrupt input 6.
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