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MB91307 Series
10
(Continued)
Pin no.
Pin name
I/O
circuit type
H
H
B
Description
73
74
76
NMI
V
CCI
INIT
NMI
request
input
Internal Power supply pin(1.8 V power supply)
External reset input
System clock output. This function is valid when the system clock output
setting is enabled. The clock signal output is at the same frequency as the
external bus operating frequency. Clock output halts in the stop mode or
the hardware standby mode.
General purpose input/output port. This function is enabled when the sys-
tem clock output setting is disabled.
General purpose input/output port. This function is enabled when the
SDRAM clock enable output setting is disabled.
Memory clock output. Clock output halts in the sleep mode, the stop mode
or the hardware standby mode.
General purpose input/output port. This function is enabled when the
clock output setting is disabled.
General purpose input/output port. This function is enabled when the
SDRAM clock re-input setting is disabled.
Address strobe output. This function is valid when the address strobe out-
put setting is disabled.
Burst flash ROM address load output. This function is valid when the ad-
dress load output setting is enabled.
General purpose input/output port. This function is valid when the address
load output and address strobe output settings are disabled.
Burst flash ROM address advance output. This function is valid when the
address advance output setting is enabled.
General purpose input/output port. This function is valid when the address
advance output and column address strobe output settings are disabled.
General purpose input/output port. This function is enabled when the col-
umn address strobe output setting is disabled.
Write strobe output for 16-bit SRAM. This function is enabled when the
write strobe output setting is enabled.
General purpose input/output port. This function is enabled when the write
strobe output setting is prohibited.
A/D converter power supply
A/D converter power supply
A/D converter power supply (GND)
77
SYSCLK
F
P90
78
P91
F
79
MCLK
F
P92
80
P93
F
81
AS
F
LBA
P94
82
BAA
P95
83
P96
F
84
WE
P97
9
10
11
AV
CC
AVRH
AV
SS
/AVRL
24, 55,
110
34, 52,
75, 101
V
CC
Power supply pins
V
SS
Power supply pins (GND)