MB90340 Series
13
s PIN DESCRIPTION
(Continued)
Pin No.
Pin name
Circuit
type
Function
LQFP100*2 QFP100*1
90
92
X1
A
Oscillation output
91
93
X0
Oscillation input
52
54
RST
E
Reset input
75 to 82
77 to 84
P00 to P07
G
General purpose I/O. The register can be set to select whether
to use a pull-up resistor. This function is enabled in single-chip
mode.
AD00 to AD07
I/O pins for 8 lower bits of the external address/data bus.
This function is enabled when the external bus is enabled.
INT8 to INT15
External interrupt request input pins for INT8 to INT15.
83
85
P10
G
General purpose I/O. The register can be set to select whether
to use a pull-up resistor. This function is enabled in single-chip
mode.
AD08
I/O pin for 8th bit of the external address/data bus.
This function is enabled when the external bus is enabled.
TIN1
Event input pin for the reload timer 1
84
86
P11
G
General purpose I/O. The register can be set to select whether
to use a pull-up resistor. This function is enabled in single-chip
mode.
AD09
I/O pin for 9th bit of the external address/data bus.
This function is enabled when the external bus is enabled.
TOT1
Output pin for the reload timer 1
85
87
P12
N
General purpose I/O. The register can be set to select whether
to use a pull-up resistor. This function is enabled in single-chip
mode.
AD10
I/O pin for 10th bit of the external address/data bus.
This function is enabled when the external bus is enabled.
SIN3
Serial data input pin for UART3
INT11R
Sub external interrupt request input pin for INT11
86
88
P13
G
General purpose I/O. The register can be set to select whether
to use a pull-up resistor. This function is enabled in single-chip
mode.
AD11
I/O pin for 11th bit of the external address/data bus.
This function is enabled when the external bus is enabled.
SOT3
Serial data output pin for UART3
87
89
P14
G
General purpose I/O. The register can be set to select whether
to use a pull-up resistor. This function is enabled in single-chip
mode.
AD12
I/O pin for 12th bit of the external address/data bus.
This function is enabled when the external bus is enabled.
SCK3
Clock I/O pin for UART3