参数资料
型号: M37641F8FP
元件分类: 微控制器/微处理器
英文描述: 8-BIT, FLASH, 12 MHz, MICROCONTROLLER, PQFP80
封装: 14 X 20 MM, 0.80 MM, PLASTIC, QFP-80
文件页数: 108/140页
文件大小: 1694K
代理商: M37641F8FP
7641 Group
Rev.4.00
Aug 28, 2006
page 5 of 135
REJ03B0191-0400
Pin
Name
Function except a port function
Function
Table 2 Pin description (2)
P60/DQ0
P67/DQ7
I/O port P5
8-bit I/O port.
CMOS compatible input level.
CMOS 3-state output structure.
I/O direction register allows each pin to be individually
programmed as either input or output.
When enabling the bus interface function, CMOS or TTL
input level can be selected as its input.
5-bit I/O port.
CMOS compatible input level.
CMOS 3-state output structure.
I/O direction register allows each pin to be individually
programmed as either input or output.
Master CPU bus interface pin
P70/SOF,
P71/HOLD,
P72/S1,
P73/IBF1/
HLDA,
P74/OBF1
P80/UTXD2/
SRDY,
P81/URXD2/
SCLK,
P82/CTS2/
SRXD,
P83/RTS2/
STXD,
P84/UTXD1,
P85/URXD1,
P86/CTS1,
P87/RTS1
I/O port P6
I/O port P7
I/O port P8
8-bit I/O port.
CMOS compatible input level.
CMOS 3-state output structure.
I/O direction register allows each pin to be individually pro-
grammed as either input or output.
USB function pin
Master CPU bus interface pin
Serial I/O pin
UART2 pin
UART1 pin
Remarks
DMAOUT pin
If externally detecting the timing of DMA execution, use the signal from this pin. It is “H” level during DMA transferring. This signal is valid in the memory expansion
and microprocessor modes.
SYNCOUT pin
If externally detecting the timing of OP code fetch, use the signal from this pin. This signal is valid in the memory expansion and microprocessor modes.
相关PDF资料
PDF描述
M37641M8-XXXFP 8-BIT, MROM, 24 MHz, MICROCONTROLLER, PQFP80
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M37643F8HP 8-BIT, FLASH, 12 MHz, MICROCONTROLLER, PQFP80
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