MB90590/590G Series
s PIN DESCRIPTION
No.
Pin name Circuit type
Function
82
X0
83
X1
A
Oscillator pin
77
RST
B
Reset input
52
HST
C
Hardware standby input
P00 to P05
85 to 90
IN0 to IN5
General purpose I/O
D
Inputs for the Input Captures
P06 to P07,
P10 to P13
General purpose I/O
91 to 96
D
Outputs for the Output Compares.
OUT0 to OUT5
To enable the signal outputs, the corresponding bits of the Port Direc-
tion registers should be set to “1”.
P14
97
RX1
General purpose I/O
D
RX input for CAN Interface 1
P15
General purpose I/O
98
TX1
D
TX output for CAN Interface 1.
To enable the signal output, the corresponding bit of the Port Direction
register should be set to “1”.
P16
General purpose I/O
99
SGO
D
SGO output for the Sound Generator.
To enable the signal output, the corresponding bit of the Port Direction
register should be set to “1”.
P17
General purpose I/O
100
SGA
D
SGA output for the Sound Generator.
To enable the signal output, the corresponding bit of the Port Direction
register should be set to “1”.
1 to 4 P20 to P23
D
General purpose I/O
5 to 8
P24 to P27
INT4 to INT7
General purpose I/O
D
External interrupt input for INT4 to INT7
9 to 10 P30 to P31
D
General purpose I/O
12 to 13 P32 to P33
D
General purpose I/O
P34
General purpose I/O
14
SOT0
D
SOT output for UART 0.
To enable the signal output, the corresponding bit of the Port Direction
register should be set to “1”.
P35
General purpose I/O
15
SCK0
D
SCK input/output for UART 0.
To enable the signal output, the corresponding bit of the Port Direction
register should be set to “1”.
(Continued)
7