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參數(shù)資料
| 型號： | MB91V280CR |
| 元件分類： | 微控制器/微處理器 |
| 英文描述： | 32-BIT, 32 MHz, RISC MICROCONTROLLER, CPGA401 |
| 封裝： | CERAMIC, PGA-401 |
| 文件頁數(shù)： | 2/85頁 |
| 文件大?。?/td> | 1090K |
| 代理商： | MB91V280CR |
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MB91270/280 Series
10
* : See “■ I/O CIRCUIT TYPE” for the I/O circuit type.
(Continued)
Pin No.
Pin name
Function
name
I/O circuit
type*
Function
98
P23/A19/
PPGF
P23
A
General-purpose I/O ports.
This function is enabled in single-chip mode.
A19
External address bus output pin bit 19
This function is enabled when the external bus is enabled.
PPGF
Output pin for PPGF
99, 100,
1, 2
P24/A20/IN0
to
P27/A23/IN3
P24 to P27
A
General-purpose I/O ports.
This function is enabled in single-chip mode.
A20 to A23
External address bus output pin bits 20 to 23
This function is enabled when the external bus is enabled.
IN0 to IN3
Data sample input pins for input capture ICU0 to ICU3
Port 3
3
P30/ASX/
IN4
P30
A
General-purpose I/O ports.
This function is enabled in single-chip mode.
ASX
External address strobe output pin
This function is enabled when the external bus is enabled.
IN4
Data sample input pin for input capture ICU4
4
P31/RDX/
IN5
P31
A
General-purpose I/O ports.
This function is enabled in single-chip mode.
RDX
External read strobe output pin
This function is enabled when the external bus is enabled.
IN5
Data sample input pin for input capture ICU5
5
P32/WR0X/
RX2/
INT10R
P32
A
General-purpose I/O ports.
This function is enabled in single-chip mode.
WR0X
External data bus write strobe output pin. Enabled when the
external bus is enabled.
WR0X is used as the data write strobe for 8-bit access and
as the upper 8 bits of the data in 16-bit access.
RX2
CAN2 RX input pin (MB91V280 only)
INT10R
External interrupt request 10 input pin (Set by EISSR)
6
P33/WR1X/
TX2
P33
A
General-purpose I/O ports.
This function is enabled in single-chip mode.
WR1X
Write strobe output pin for lower 8 bits in external data bus
Enabled when the external bus is enabled and external bus
16-bit mode is selected.
TX2
CAN2 TX output pin (MB91V280 only)
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