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HD64F2145 Datasheet(PDF) 248 Page - Renesas Technology Corp

Part # HD64F2145
Description  Hitachi 16-Bit Single-Chip Microcomputer
PDF  829 Pages
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Manufacturer  RENESAS [Renesas Technology Corp]
Direct Link  http://www.renesas.com
Logo RENESAS - Renesas Technology Corp

HD64F2145 Datasheet(HTML) 248 Page - Renesas Technology Corp

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Rev. 2.0, 08/02, page 208 of 788
8.14.4
Port C and Port D Nch-OD Control Register (PCNOCR, PDNOCR)
PCNOCR and PDNOCR specify the output driver type for pins on ports C and D which are
configured as outputs on a bit-by-bit basis.
Bit
Bit Name
Initial Value
R/W
Description
7
PC7NOCR
0
R/W
6
PC6NOCR
0
R/W
5
PC5NOCR
0
R/W
4
PC4NOCR
0
R/W
3
PC3NOCR
0
R/W
2
PC2NOCR
0
R/W
1
PC1NOCR
0
R/W
0
PC0NOCR
0
R/W
0: CMOS (p-channel driver enabled)
1: N-channel open drain (p-channel driver disabled)
Bit
Bit Name
Initial Value
R/W
Description
7
PD7NOCR
0
R/W
6
PD6NOCR
0
R/W
5
PD5NOCR
0
R/W
4
PD4NOCR
0
R/W
3
PD3NOCR
0
R/W
2
PD2NOCR
0
R/W
1
PD1NOCR
0
R/W
0
PD0NOCR
0
R/W
0: CMOS (p-channel driver enabled)
1: N-channel open drain (p-channel driver disabled)
8.14.5
Pin Functions
DDR
0
1
NOCR
—
0
1
ODR
0
1010
1
N-ch. driver
OFF
ON
OFF
ON
OFF
P-ch. driver
OFF
OFF
ON
OFF
Input pull-up MOS
OFF
ON
OFF
Pin function
Input pin
Output pin



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