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| 型號： | MB90497GPMC |
| 元件分類： | 微控制器/微處理器 |
| 英文描述： | 16-BIT, MROM, 16 MHz, MICROCONTROLLER, PQFP64 |
| 封裝： | 12 X 12 MM, 1.70 MM HEIGHT, 0.65 MM PITCH, PLASTIC, LFQFP-64 |
| 文件頁數(shù)： | 2/96頁 |
| 文件大小： | 2317K |
| 代理商： | MB90497GPMC |
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MB90495G Series
10
DS07-13713-6E
(Continued)
Pin No.
Pin Name
Circuit
Type
Description
QFP-
64P *1
LQFP-
64P *2
46 to
49
45 to
48
P24 to P27
D
General-purpose I/O port.
When the bits of high address control register (HACR) are set to “1” in ex-
ternal bus mode, these pins function as general purpose I/O ports.
INT4 to INT7
Functions as external interrupt input pin. Set this to input port.
A20 to A23
Output pin for external address bus (A20 to A23) .
Only valid when the bits of high address control register (HACR) are set
to “0” in external bus mode.
50
49
VSS
Power supply (0 V) input pin.
51
50
P30
D
General-purpose I/O port.
Only enabled in single-chip mode.
SOT0
UART0 serial data output pin.
Only valid if UART0 serial data output configuration is enabled.
ALE
Address latch authorization output pin.
Only enabled during external bus mode.
52
51
P31
D
General-purpose I/O port.
Only enabled in single-chip mode.
SCK0
UART0 serial clock I/O pin.
Only valid if UART0 serial clock I/O configuration is enabled.
RD
Lead strobe output pin.
Only enabled during external bus mode.
53
52
P32
D
General-purpose I/O port.
SIN0
UART0 serial data input pin.
Set this to input port.
WRL
Write strobe output pin for lower 8-bit of data bus.
Only valid if WRL pin output is enabled, in external bus mode.
54
53
P33
D
General-purpose I/O port.
WRH
Write strobe output pin for upper 8-bit of data bus.
Only valid if external bus mode/16-bit bus mode/WRH pin output enabled.
55
54
P34
D
General-purpose I/O port.
HRQ
Hold request input pin.
Only valid if hold input is enabled, in external bus mode.
56
55
P35
D
General-purpose I/O port.
HAK
Hold addressing output pin.
Only valid if hold input is enabled, in external bus mode.
57
56
VCC
Power supply (5 V) input pin.
58
57
C
Capacity pin for power stabilization.
Please connect to an approximately 0.1
μF ceramic capacitor.
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