参数资料
型号: M37534M4-XXXSP
元件分类: 微控制器/微处理器
英文描述: 8-BIT, MROM, 6 MHz, MICROCONTROLLER, PDIP42
封装: 13 X 36.72 MM, 1.78 MM PITCH, PLASTIC, SDIP-42
文件页数: 7/56页
文件大小: 699K
代理商: M37534M4-XXXSP
7534 Group
Rev.3.00
Oct 23, 2006
page 15 of 53
REJ03B0099-0300
Fig. 15 Block diagram of ports (2)
(9) Ports P36, P37
Data bus
Port latch
Pull-up control
INT interrupt input
*
(7) Ports P20–P27
Analog input pin selection bit
A/D converter input
Data bus
Port latch
(8) Ports P30–P35
Data bus
Port latch
Pull-up control
(6) Ports P14
CNTR0 interrupt input
Direction register
Data bus
Port latch
Pulse output mode
Timer output
P37/INT0 input
level selection bit
(10) Ports P15, P16, P40, P41
Data bus
Port latch
Direction register
: P10, P12, P13, P36, P37 input levels are switched to the CMOS/TTL level by the port P1P3 control register.
When the TTL level is selected, there is no hysteresis characteristics.
*
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