Block Diagram (Ic74) - Harman Kardon AVR 235 Service Manual

S3C84BB/F84BB

BLOCK DIAGRAM (IC74)

X
IN
X OSC/RESETB
OUT
RESETB
Basic Timer
P2.7/TAOUT
P2.6/TACAP
P2.5/TACK
/CounterA,B
P2.4/TBOUT
P3.7/TCOUT0
P3.6/TCOUT1
CounterC0,C1
P3.4/T1OUT0
P3.2/T1CAP0
P3.0/T1CK0
P3.5/T1OUT1
/Counter10,11
P3.3/T1CAP1
P3.1/T1CK1
P2.2/SCK
P2.1/SI
P2.0/SO
P5.3/RXD0
P5.2/TXD0
P5.1/RXD1
P5.0/TXD1
P0.0~P0.7/
PG0~PG7
U-COM BLOCK DIAGRAM , PIN ASSIGNMENT & PIN DESCRIPTIONS
P0.0-P0.7
Port 0
I/O Port and Interrupt Control
8-Bit
8-Bit
Timer
8-Bit
Timer/
16-Bit
Timer
64K-Byte
SIO/
UART0,1
PG
Port 8
P8.0-P8.5/
INT8,INT9
Figure 1-1. S3C84BB/F84BB Block Diagram
P1.0-P1.7
AV AV
REF SS
A/D
SAM88RC CPU
2064-Byte
ROM RAM
D/A
P2.3/
DAOUT
Port 1
Port 2
Port 3
Port 4
Port 5
Port 6
Port 7
P7.0-P7.7/
ADC0~ADC7
P2.0-P2.7
P3.0-P3.7
P4.0-P4.7/
INT0~INT7
P5.0-P5.7
P6.0-P6.7