SH69P55A/K55A
5
Pin Descriptions
Pin No.
44 pin 28 pin 32 pin
Pad No.
Pin Name
I/O
Description
44 4 7 1
PORTG.2
/T0
/V
REF
I/O
I
I
Bit programmable I/O
Timer0 Clock/Counter input pin. (Schmitt trigger input)
External ADC V
REF
input
1 5 8 2
PORTG.3
/T2
/AN8
I/O
I
I
Bit programmable I/O
Timer2 Clock/Counter input pin. (Schmitt trigger input)
ADC input channel 8
3 - 2
-
-
4 - 3
PORTK.1 - 0
I/O Bit programmable I/O
7 - 4
9 - 6
-
8 - 5
PORTJ.3 - 0
/AN7 - AN4
I/O
I
Bit programmable I/O
ADC input channel 7 - 4
8 10 9 10
PORTC.0
/PLL_C
I/O
I
P
Bit programmable I/O (code option)
Vector Interrupt (Active falling edge by system register setup)
Built-in PLL Connect with external capacitor
9 11 10 11
PORTC.1
/OSCO
I/O
I
I/O
Bit programmable I/O (code option)
Vector Interrupt (Active falling edge by system register setup)
OSC output pin. No output in RC mode
10 12 11 12
PORTC.2
/OSCI
I/O
I
I
Bit programmable I/O (code option)
Vector Interrupt (Active falling edge by system register setup)
OSC input pin, connected to a crystal, ceramic or external
resistor
11 13 12 13
RESET
/PORTC.3
I
I
I/O
Reset pin input (active low, Schmitt trigger input)
Vector Interrupt (Active falling edge by system register setup)
Bit programmable I/O, open-drain
12 14 13
9, 14, 35,
36, 43
GND P
Ground
pin
13 15 14 15,16
V
DD
P
Power supply pin
17 - 14 19 - 16 18 - 15 20 - 17
PORTA.3 - 0
/SEG4 - SEG1
/LED_S4 - LED_S1
/KEY_I4 - KEY_I1
I/O
O
O
I
Bit programmable I/O
SEG4 - SEG1 signal output for LCD display
SEG4 - SEG1 signal output for LED display
Input for automatic key scan
18 - 19 21
PORTF.0
/SEG5
/LED_S5
/KEY_I5
I/O
O
O
I
Bit programmable I/O
SEG5 signal output for LCD display
SEG5 signal output for LED display
Input for automatic key scan
21 - 19
-
22 - 20 24 - 22
PORTF.3 - 1
/SEG8 - SEG6
/LED_S8 - LED_S6
I/O
O
O
Bit programmable I/O
SEG8 - SEG6 signal output for LCD display
SEG8 - SEG6 signal output for LED display
23 - 22 21 - 20
-
26- 25
PORTI.1 - 0
/SEG10 - SEG9
I/O
O
Bit programmable I/O
SEG10 - SEG9 signal output for LCD display
25 - 24
-
-
28 - 27
PORTI.3 - 2
/SEG12 - SEG11
I/O
O
Bit programmable I/O
SEG12 - SEG11 signal output for LCD display
27 - 26
-
-
30 - 29
PORTH.1 - 0
/SEG14 - SEG13
I/O
O
Bit programmable I/O
SEG14 - SEG13 signal output for LCD display
29 - 28
-
24 - 23 32 - 31
PORTH.3 - 2
/SEG16 - SEG15
I/O
O
Bit programmable I/O
SEG16 - SEG15 signal output for LCD display
31 - 30 23 - 22 26 - 25 34 - 33
PORTE.1 - 0
/COM7 - COM8
/SEG18 - SEG17
I/O
O
O
Bit programmable I/O
COM7 - COM8 signal output for LCD display
SEG18 - SEG17 signal output for LCD display