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H838024 Datasheet(PDF) 237 Page - Renesas Technology Corp

Part # H838024
Description  Renesas 8-Bit Single-Chip Microcomputer Super Low Power Series
PDF  697 Pages
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Manufacturer  RENESAS [Renesas Technology Corp]
Direct Link  http://www.renesas.com
Logo RENESAS - Renesas Technology Corp

H838024 Datasheet(HTML) 237 Page - Renesas Technology Corp

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Section 8 I/O Ports
Rev. 7.00 Mar 10, 2005 page 195 of 652
REJ09B0042-0700
8.2
Port 1
8.2.1
Overview
Port 1 is a 4-bit I/O port. Figure 8.1 shows its pin configuration.
P17/IRQ3/TMIF
P16*
P14/IRQ4/ADTRG
P13/TMIG
Port 1
Note:
* Pin 16 and the associated function are not implemented on the H8/38124 Group.
Figure 8.1 Port 1 Pin Configuration
8.2.2
Register Configuration and Description
Table 8.2 shows the port 1 register configuration.
Table 8.2
Port 1 Registers
Name
Abbr.
R/W
Initial Value
Address
Port data register 1
PDR1
R/W
—
H'FFD4
Port control register 1
PCR1
W
—
H'FFE4
Port pull-up control register 1
PUCR1
R/W
—
H'FFE0
Port mode register 1
PMR1
R/W
—
H'FFC8
Port mode register 2
PMR2
R/W
H'D8
H'FFC9



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