CHAPTER 2 PIN FUNCTIONS
Preliminary User’s Manual U15905EJ1V0UD
41
(2/3)
Pin Name
I/O
On-Chip Pull-up
Resistor
Function
Alternate-
Function Pin
AV
DD
−
−
Positive power supply for A/D converter (same potential as V
DD
)
−
AV
REF0
Reference voltage input for A/D converter
−
AV
REF1
Input
−
Reference voltage input for D/A converter
−
AV
SS
−
−
Ground potential for A/D and D/A converters (same potential as
V
SS
)
−
CLKOUT
Output
None
Internal system clock output
PCM1
CS0 to CS3
Output
None
Chip select output
PCS0 to PCS3
EV
DD
−
−
Positive power supply for external device (same potential as
V
DD
)
−
EV
SS
−
−
Ground potential for external device (same potential as V
SS
)
−
FLMD0
490
−
FLMD1
490
Input
None
Flash programming mode setting pin
PDL5/AD5
HLDAK
Output
None
Bus hold acknowledge output
PCM2
HLDRQ
Input
None
Bus hold request input
PCM3
IC
−
−
Internally connected (connect this pin directly to V
SS
)
(
µ
PD703201, 703201Y, 703204, and 703204Y only)
−
INTP0 to
INTP3
P01/TI2 to
P04/TI5
INTP4
P05
INTP5
P92/A2
INTP6
Input
Provided
External interrupt request input (maskable, analog noise
elimination)
P93/A3
INTP00
P43/TI0/TCLR0
INTP01
Capture trigger input (TM0)
P44/TO0
INTP10
P45/TI1/TCLR1
INTP11
Input
Provided
Capture trigger input (TM1)
P46/TO1
NMI
Input
Provided
External interrupt input (non-maskable, analog noise
elimination)
P00
RD
Output
None
Read strobe signal output for external memory
PCT4
RESET
Input
−
System reset input
−
RXD0
Serial receive data input (UART0)
P30/SI1
RXD1
Input
Provided
Serial receive data input (UART1)
P98/A8
SCK0
Serial clock I/O (CSI0)
P42/SCL
490
SCK1
Serial clock I/O (CSI1)
P32
SCK2
Serial clock I/O (CSI2)
P912/A12
SCK3
Serial clock I/O (CSI3)
P915/A15
[SCK4]
I/O
Provided
Serial clock I/O (CSI4)
[P22]
SCL
490
I/O
Provided
Serial clock I/O (I
C)
P42/SCK0
SDA
490
I/O
Provided
Serial transmit/receive data I/O (I
C)
P41/SO0
SI0
Serial receive data input (CSI0)
P40
SI1
Serial receive data input (CSI1)
P30/RXD0
SI2
Serial receive data input (CSI2)
P910/A10
SI3
Serial receive data input (CSI3)
P913/A13
[SI4]
Input
Provided
Serial receive data input (CSI4)
[P20]
Notes 1.
µ
PD70F3201, 70F3201Y, 70F3204, and 70F3204Y only
2.
µ
PD703201Y, 703204Y, 70F3201Y, and 70F3204Y only
Remark
[ ]: Pins provided only in the V850ES/SA3
Summary of Contents for V850ES/SA2 UPD703201
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