atmega323l ATMEL Corporation, atmega323l Datasheet - Page 144
atmega323l
Manufacturer Part Number
atmega323l
Description
Atmega323 8-bit Avr Microcontroller With 32k Bytes Of In-system Programmable Flash
Manufacturer
ATMEL Corporation
Datasheet
1.ATMEGA323L.pdf
(247 pages)
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144
ATmega323(L)
Figure 71. Port B Schematic Diagram (Pin PB4)
Figure 72. Port B Schematic Diagram (Pin PB5)
PB4
PB5
WP:
WD:
RL:
RP:
RD:
SPE:
MSTR:
PUD:
PUD:
WP:
WD:
RL:
RP:
RD:
MSTR:
SPE:
MOS
PULL-
UP
MOS
PULL-
UP
WRITE PORTB
WRITE DDRB
READ PORTB LATCH
READ PORTB PIN
READ DDRB
SPI ENABLE
MASTER SELECT
PULL-UP DISABLE
WRITE PORTB
WRITE DDRB
READ PORTB LATCH
READ PORTB PIN
READ DDRB
SPI MASTER ENABLE
SPI ENABLE
PULL-UP DISABLE
PUD
PUD
RL
RP
RL
RP
Q
Q
PORTB4
RESET
RESET
Q
Q
DDB4
PORTB5
RESET
RESET
WD
WP
RD
DDB5
C
C
WD
WP
RD
R
C
R
C
D
D
D
D
MSTR
SPE
SPI MASTER
OUT
SPI SLAVE
IN
MSTR
SPE
SPI SS
1457G–AVR–09/03
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