at90ls8535-8mi ATMEL Corporation, at90ls8535-8mi Datasheet - Page 81

• Manufacturer Part Number: at90ls8535-8mi
• Description: 8-bit Microcontroller With 8k Bytes In-system Programmable Flash
• Manufacturer: ATMEL Corporation

1041H–11/01
Figure 53. Port B Schematic Diagram (Pins PB2 and PB3)
Figure 54. Port B Schematic Diagram (Pin PB4)
PB4
PBn
WP:
WD:
RL:
RP:
RD:
MSTR:
SPE:
MOS
PULL-
UP
MOS
PULL-
UP
WP:
WD:
RL:
RP:
RD:
n:
m:
WRITE PORTB
WRITE DDRB
READ PORTB LATCH
READ PORTB PIN
READ DDRB
SPI MASTER ENABLE
SPI ENABLE
WRITE PORTB
WRITE DDRB
READ PORTB LATCH
READ PORTB PIN
READ DDRB
2, 3
0, 1
PWRDN
RL
RP
RL
RP
TO COMPARATOR
Q
Q
AT90S/LS8535
Q
Q
PORTB4
PORTBn
RESET
RESET
RESET
RESET
DDB4
DDBn
WD
WP
RD
WD
RD
WP
C
C
C
C
D
D
D
D
MSTR
SPE
SPI SS
AINm
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