參數(shù)資料
型號(hào)： MB90W224A
廠商： Fujitsu Limited
英文描述： 16-bit Proprietary Microcontroller
中文描述： 16位微控制器專有
文件頁(yè)數(shù)： 6/105頁(yè)
文件大?。?/td> 1731K
代理商： MB90W224A
MB90220 Series
6
I
PIN DESCRIPTION
* :FPT-120P-M03, FPT-120C-C02
(Continued)
Pin no.
Pin name
Circuit
type
Function
QFP*
92,
93
X0,
X1
A
Crystal oscillation pins (16 MHz)
89 to 87
MD0 to MD2
D
Operation mode specification input pins
Connect directly to V
CC
or V
SS
.
90
RST
G
External reset request input
86
HST
E
Hardware standby input pin
95 to 102
P00 to P07
C
General-purpose I/O ports
This function is valid only in single-chip mode.
D00 to D07
Output pins for low-order 8 bits of the external address bus.
This function is valid only in modes where the external bus is
enabled.
103 to 110
P10 to P17
C
General-purpose I/O ports
This function is valid only in single-chip mode or when the external bus
is enabled and the 8-bit data bus specification has been made.
D08 to D15
I/O pins for higher-order 8 bits of the external data bus
This function is valid only when the external bus is enabled and the
16-bit bus specification has been made.
111 to 118
P20 to P27
C
General-purpose I/O ports
This function is valid only in single-chip mode.
A00 to A07
Output pins for lower-order 8 bits of the external address bus
This function is valid only in modes where the external bus is
enabled.
120,
1 to 7
P30,
P31 to P37
C
General-purpose I/O ports
This function is valid either in single-chip mode or when the address
mid-order control register specification is “port”.
A08,
A09 to A15
Output pins for mid-order 8 bits of the external address bus
This function is valid in modes where the external bus is enabled and
the address mid-order control register specification is “address”.
9 to 11
P40 to P42
C
General-purpose I/O ports
This function is valid either in single-chip mode or when the address
high-order control register specification is “port”.
A16 to A18
Output pins for higher-order 8 bits of the external address bus
This function is valid in modes where the external bus is enabled and
the address high-order control register specification is “address”.
12 to 16
P43 to P47
C
General-purpose I/O ports
This function is valid when either single-chip mode is enabled or the
address higher-order control register specification is “port”.
A19 to A23
Output pins for higher-order 8 bits of the external address bus
This function is valid in modes where the external bus is enabled and
the address higher-order control register specification is “address”.
TIN1 to TIN5
16-bit reload timer input pins
This function is valid when the timer input specification is “enabled”.
The data on the pins is read as timer input (TIN1 to TIN5).
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