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CHAPTER 2 PIN FUNCTIONS
User’s Manual U16890EJ1V0UD
46
(2/4)
Pin No.
Pin Name
GC GF
I/O
Pull-up Resistor
Function
Alternate Function
ANI0
100 2
P70
ANI1
99 1
P71
ANI2
98 100
P72
ANI3
97 99
P73
ANI4
96 98
P74
ANI5
95 97
P75
ANI6
94 96
P76
ANI7
93 95
Input
No
Analog voltage input for A/D converter
P77
ANO0
3
5
P10
ANO1
4
6
Output Yes
Analog voltage output for D/A converter
P11
ASCK0
27 29
Input
Yes
UART0 serial clock input
P32
ASTB
68 70
Output No
Address strobe signal output for external
memory
PCT6
AV
REF0
1
3
–
–
Reference voltage for A/D converter and
alternate-function ports
–
AV
REF1
5
7
–
–
Reference voltage for D/A converter
–
AV
SS
2
4
–
–
Ground potential for A/D and D/A converters
–
BV
DD
70 72
–
–
Positive power supply for bus interface and
alternate-function ports
–
BV
SS
69 71
–
–
Ground potential for bus interface and
alternate-function ports
–
CLKOUT 62 64
Output No
Internal system clock output
PCM1
CS0
59 61
PCS0
CS1
60 62
Output No
Chip select output
PCS1
EV
DD
34 36
–
–
Positive power supply for external
–
EV
SS
33 35
–
–
Ground potential for external
–
FLMD0
Note 1
8
10
–
FLMD1
Note 1
76 78
–
–
Flash programming mode setting pin
PDL5/AD5
HLDAK
63 65
Output No
Bus hold acknowledge output
PCM2
HLDRQ
64 66
Input
No
Bus hold request input
PCM3
IC
Note 2
8
10
–
–
Internally connected
–
INTP0
18 20
P03
INTP1
19 21
P04
INTP2
20 22
P05
INTP3
21 23
P06
INTP4
56 58
P913/A13
INTP5
57 59
P914/A14
INTP6
58 60
Input
Yes
External interrupt request input
(maskable, analog noise elimination)
P915/A15
Notes 1.
Only in the
μ
PD70F3214H, 70F3214HY, 70F3215H, 70F3215HY
2.
Only in the mask ROM versions
Remark
GC: 100-pin plastic LQFP (fine pitch) (14
×
14)
GF: 100-pin plastic QFP (14
×
20)