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ATTINY85-20SU 数据手册 - ATMEL(爱特美尔)
制造商:
ATMEL(爱特美尔)
分类:
微控制器
封装:
SOIC-8
描述:
ATtiny 系列 20 MHz 8 KB 闪存 512 B SRAM 8位 微控制器 - SOIC-8
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ATTINY85-20SU数据手册
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2
2586NS–AVR–04/11
ATtiny25/45/85
1. Pin Configurations
Figure 1-1. Pinout ATtiny25/45/85
1.1 Pin Descriptions
1.1.1 VCC
Supply voltage.
1.1.2 GND
Ground.
1.1.3 Port B (PB5:PB0)
Port B is a 6-bit bi-directional I/O port with internal pull-up resistors (selected for each bit). The
Port B output buffers have symmetrical drive characteristics with both high sink and source
capability. As inputs, Port B pins that are externally pulled low will source current if the pull-up
1
2
3
4
8
7
6
5
(PCINT5/RESET/ADC0/dW) PB5
(PCINT3/XTAL1/CLKI/OC1B/ADC3) PB3
(PCINT4/XTAL2/CLKO/OC1B/ADC2) PB4
GND
VCC
PB2 (SCK/USCK/SCL/ADC1/T0/INT0/PCINT2)
PB1 (MISO/DO/AIN1/OC0B/OC1A/PCINT1)
PB0 (MOSI/DI/SDA/AIN0/OC0A/OC1A/AREF/PCINT0)
PDIP/SOIC/TSSOP
1
2
3
4
5
QFN/MLF
15
14
13
12
11
20
19
18
17
16
6
7
8
9
10
DNC
DNC
GND
DNC
DNC
DNC
DNC
DNC
DNC
DNC
NOTE: Bottom pad should be soldered to ground.
DNC: Do Not Connect
NOTE: TSSOP only for ATtiny45/V
(PCINT5/RESET/ADC0/dW) PB5
(PCINT3/XTAL1/CLKI/OC1B/ADC3) PB3
DNC
DNC
(PCINT4/XTAL2/CLKO/OC1B/ADC2) PB4
VCC
PB2 (SCK/USCK/SCL/ADC1/T0/INT0/PCINT2)
DNC
PB1 (MISO/DO/AIN1/OC0B/OC1A/PCINT1)
PB0 (MOSI/DI/SDA/AIN0/OC0A/OC1A/AREF/PCINT0)
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