参数资料
型号: ATTINY43U-SUR
厂商: Atmel
文件页数: 128/158页
文件大小: 0K
描述: MCU AVR 4KB FLASH 8MHZ 20SOIC
产品培训模块: tinyAVR Introduction
标准包装: 1,000
系列: AVR® ATtiny
核心处理器: AVR
芯体尺寸: 8-位
速度: 8MHz
连通性: 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: 4KB(2K x 16)
程序存储器类型: 闪存
EEPROM 大小: 64 x 8
RAM 容量: 256 x 8
电压 - 电源 (Vcc/Vdd): 1.8 V ~ 5.5 V
数据转换器: A/D 4x10b
振荡器型: 内部
工作温度: -40°C ~ 85°C
封装/外壳: 20-SOIC(0.295",7.50mm 宽)
包装: 带卷 (TR)
其它名称: ATTINY43U-SUR-ND
71
8048C–AVR–02/12
ATtiny43U
11.3.1
Alternate Functions of Port A
The Port A pins with alternate function are shown in Table 11-3 on page 71.
Port A, Bit 0 – ADC0/PCINT0
ADC0: Analog to Digital Converter, Channel 0.
PCINT0: Pin Change Interrupt source 0. The PA0 pin can serve as an external interrupt source
for pin change interrupt 0.
Port A, Bit 1 – ADC1/PCINT1
ADC1: Analog to Digital Converter, Channel 1.
PCINT1: Pin Change Interrupt source 1. The PA1 pin can serve as an external interrupt source
for pin change interrupt 0.
Port A, Bit 2 – ADC2/PCINT2
ADC2: Analog to Digital Converter, Channel 2.
PCINT2: Pin Change Interrupt source 2. The PA2 pin can serve as an external interrupt source
for pin change interrupt 0.
Port A, Bit 3 – ADC3/PCINT3
ADC3: Analog to Digital Converter, Channel 3.
PCINT3: Pin Change Interrupt source 3. The PA3 pin can serve as an external interrupt source
for pin change interrupt 0.
Table 11-3.
Port A Pins Alternate Functions
Port Pin
Alternate Function
PA0
ADC0:
ADC input channel 0.
PCINT0:Pin change interrupt 0 source 0.
PA1
ADC1:
ADC input channel 1.
PCINT1:Pin change interrupt 0 source 1.
PA2
ADC2:
ADC input channel 2.
PCINT2: Pin change interrupt 0 source 2.
PA3
ADC3: ADC input channel 3.
PCINT3: Pin change interrupt 0 source 3.
PA4
AIN0:
Analog Comparator Positive Input.
PCINT4: Pin change interrupt 0 source 4.
PA5
AIN1:
Analog Comparator Negative Input.
PCINT5: Pin change interrupt 0 source 5.
PA6
PCINT6: Pin change interrupt 0 source 6.
CLKI:
External Clock Input.
PA7
RESET: Reset pin.
dW:
debugWire I/O.
PCINT7: Pin change interrupt 0 source 7
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