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CHAPTER 4 PIN FUNCTION (
µ
PD78014Y Subseries)
81
(2) Non-Port Pins (1/2)
Pin Name
Input/
Function
After
Alternate
Output
Reset
Function
INTP0
Input
External interrupt request inputs with specifiable valid edges (rising
Input
P00/TI0
INTP1
edge, falling edge, both rising and falling edges).
P01
INTP2
P02
INTP3
External interrupt request input with falling edge detection.
Input
P03
SI0
Input
Serial interface serial data input
Input
P25/SB0/SDA0
SI1
P20
SO0
Output
Serial interface serial data output
Input
P26/SB1/SDA1
SO1
P21
SB0
Input/
Serial interface serial data input/output
Input
P25/SI0/SDA0
SB1
Output
P26/SO0/SDA1
SDA0
P25/SI0/SB0
SDA1
P26/SO0/SB1
SCK0
Input/
Serial interface serial clock input/output
Input
P27/SCL
SCK1
Output
P22
SCL
P27/SCK0
STB
Output
Serial interface automatic transmit/receive strobe output
Input
P23
BUSY
Input
Serial interface automatic transmit/receive busy input
Input
P24
TI0
Input
External count clock input to 16-bit timer (TM0)
Input
P00/INTP0
TI1
External count clock input to 8-bit timer (TM1)
P33
TI2
External count clock input to 8-bit timer (TM2)
P34
TO0
Output
16-bit timer (TM0) output (also used for 14-bit PWM output)
Input
P30
TO1
8-bit timer (TM1) output
P31
TO2
8-bit timer (TM2) output
P32
PCL
Output
Clock output (for main system clock and subsystem clock trimming)
Input
P35
BUZ
Output
Buzzer output
Input
P36
AD0 to AD7
Input/
Low-order address/data bus at external memory expansion.
Input
P40 to P47
Output
A8 to A15
Output
High-order address bus at external memory expansion.
Input
P50 to P57
RD
Output
External memory read operation strobe signal output.
Input
P64
WR
External memory write operation strobe signal output.
P65
WAIT
Input
Wait insertion at external memory access.
Input
P66
ASTB
Output
Strobe output which latches the address data output for ports 4 or 5 to
Input
P67
access external memory.
Summary of Contents for 78014Y Series
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Page 62: ...www DataSheet4U com CHAPTER 2 OUTLINE PD78014Y Subseries 62 MEMO...
Page 78: ...www DataSheet4U com CHAPTER 3 PIN FUNCTION PD78014 Subseries 78 MEMO...
Page 94: ...www DataSheet4U com CHAPTER 4 PIN FUNCTION PD78014Y Subseries 94 MEMO...
Page 170: ...www DataSheet4U com CHAPTER 7 CLOCK GENERATOR 170 MEMO...
Page 222: ...www DataSheet4U com CHAPTER 9 8 BIT TIMER EVENT COUNTER 222 MEMO...
Page 230: ...www DataSheet4U com CHAPTER 10 WATCH TIMER 230 MEMO...
Page 262: ...www DataSheet4U com CHAPTER 14 A D CONVERTER 262 MEMO...
Page 318: ...www DataSheet4U com CHAPTER 15 SERIAL INTERFACE CHANNEL 0 PD78014 Subseries 318 MEMO...
Page 408: ...www DataSheet4U com CHAPTER 16 SERIAL INTERFACE CHANNEL 0 PD78014Y Subseries 408 MEMO...
Page 446: ...www DataSheet4U com CHAPTER 17 SERIAL INTERFACE CHANNEL 1 446 MEMO...
Page 472: ...www DataSheet4U com CHAPTER 18 INTERRUPT FUNCTIONS AND TEST FUNCTION 472 MEMO...
Page 502: ...www DataSheet4U com CHAPTER 22 PD78P014 78P014Y 502 MEMO...
Page 520: ...www DataSheet4U com CHAPTER 23 INSTRUCTION SET 520 MEMO...