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Pin Identifications
A8 to A15
:
Address Bus
AD0 to AD7
:
Address/Data Bus
ANI0 to ANI7
:
Analog Input
ANO0 to ANO7 :
Analog Output
ASCK
:
Asynchronous Serial Clock
ASTB
:
Address Strobe
AV
:
Analog Power Supply
DD
AV
, AV
:
Analog Reference Voltage
REF0
REF1
AV
:
Analog Ground
SS
BUSY
:
Busy
BUZ
:
Buzzer Clock
IC
:
Internally Connected
INTP0 to INTP6 :
Interrupt from Peripherals
P00 to P07
:
Port0
P10 to P17
:
Port1
P20 to P27
:
Port2
P30 to P37
:
Port3
P40 to P47
:
Port4
P50 to P57
:
Port5
P60 to P67
:
Port6
P70 to P72
:
Port7
P120 to P127
:
Port12
P130, P131
:
Port13
52
CHAPTER 2 OUTLINE ( PD78054Y Subseries)
PCL
RESET
RD
RTP0 to RTP7 :
RxD
SB0, SB1
SCK0 to SCK1 :
SCL
SDA0, SDA1
SI0, SI1
SO0, SO1
STB
TI1, TI2
TI00 to TI01
TO0 to TO2
TxD
V
DD
V
PP
V
SS
WAIT
WR
X1, X2
XT1, XT2
:
Programmable Clock
:
Reset
:
Read Strobe
Real-Time Output Port
:
Receive Data
:
Serial Bus
Serial Clock
:
Serial Clock
:
Serial Data
:
Serial Input
:
Serial Output
:
Strobe
:
Timer Input
:
Timer Input
:
Timer Output
:
Transmit Data
:
Power Supply
:
Programming Power Supply
:
Ground
:
Wait
:
Write Strobe
:
Crystal (Main System Clock)
:
Crystal (Subsystem Clock)
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