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7534 Datasheet(PDF) 15 Page - Renesas Technology Corp

Part # 7534
Description  SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER
PDF  55 Pages
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Manufacturer  RENESAS [Renesas Technology Corp]
Direct Link  http://www.renesas.com
Logo RENESAS - Renesas Technology Corp

7534 Datasheet(HTML) 15 Page - Renesas Technology Corp

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7534 Group
Rev.2.00
Jun 21, 2004
page 15 of 54
REJ03B0099-0200Z
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
Direction register
Direction register
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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