atmega161-4pi ATMEL Corporation, atmega161-4pi Datasheet - Page 2
atmega161-4pi
Manufacturer Part Number
atmega161-4pi
Description
8-bit Microcontroller With 16k Bytes Of In-system Programmable Flash
Manufacturer
ATMEL Corporation
Datasheet
1.ATMEGA161-4PI.pdf
(159 pages)
- Current page: 2 of 159
- Download datasheet (2Mb)
Pin Configuration
2
ATmega161(L)
(OCIA/TOSC2) PD5
(TOSC1) PD4
(RXD0) PD0
(TXD0) PD1
(MOSI) PB5
(MISO) PB6
(INT0) PD2
(INT1) PD3
(SCK) PB7
RESET
NC*
(OC1A/TOSC2) PD5
(RXD1/AIN0) PB2
(TXD1/AIN1) PB3
(OC0/T0) PB0
(OC2/T1) PB1
(TOSC1) PD4
1
2
3
4
5
6
7
8
9
10
11
(RXD0) PD0
(TXD0) PD1
(MOSI) PB5
(MISO) PB6
(INT0) PD2
(INT1) PD3
(SCK) PB7
(WR) PD6
(RD) PD7
(SS) PB4
RESET
XTAL2
XTAL1
GND
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
PDIP
TQFP
40
39
38
37
36
35
34
33
32
31
30
29
28
27
26
25
24
23
22
21
VCC
PA0 (AD0)
PA1 (AD1)
PA2 (AD2)
PA3 (AD3)
PA4 (AD4)
PA5 (AD5)
PA6 (AD6)
PA7 (AD7)
PE0 (ICP/INT2)
PE1 (ALE)
PE2 (OC1B)
PC7 (A15)
PC6 (A14)
PC5 (A13)
PC4 (A12)
PC3 (A11)
PC2 (A10)
PC1 (A9)
PC0 (A8)
33
32
31
30
29
28
27
26
25
24
23
* NC = Do not connect
(Can be used in future devices)
PA4 (AD4)
PA5 (AD5)
PA6 (AD6)
PA7 (AD7)
PE0 (ICP/INT2)
NC*
PE1 (ALE)
PE2 (OC1B)
PC7 (A15)
PC6 (A14)
PC5 (A13)
1228D–AVR–02/07
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