h8s-2646 Renesas Electronics Corporation., h8s-2646 Datasheet - Page 306
h8s-2646
Manufacturer Part Number
h8s-2646
Description
Renesas 16-bit Single-chip Microcomputer H8s Family/h8s/2600 Series
Manufacturer
Renesas Electronics Corporation.
Datasheet
1.H8S-2646.pdf
(1165 pages)
- Current page: 306 of 1165
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Section 9 I/O Ports
9.11.4
Port D has a built-in MOS input pull-up function that can be controlled by software. This MOS
input pull-up function can be used in mode 7, and can be specified as on or off on an individual bit
basis.
In mode 7, if a pin is in the input state in accordance with the settings in PDDDR and LPCR,
setting the corresponding PDPCR bit to 1 turns on the MOS input pull-up for that pin.
The MOS input pull-up function is in the off state after a reset, and in hardware standby mode.
The prior state is retained in software standby mode.
Table 9.24 summarizes the MOS input pull-up states.
Table 9.24 MOS Input Pull-Up States (Port D)
Legend:
OFF:
ON/OFF: On when PDDDR = 0, PDPCR = 1, and the pin is not used as a segment driver;
Rev. 5.00 Sep 22, 2005 page 280 of 1136
REJ09B0257-0500
Modes
4 to 6
7
MOS Input Pull-Up Function
MOS input pull-up is always off.
otherwise off.
Reset
OFF
Hardware
Standby Mode
OFF
Software
Standby Mode
OFF
ON/OFF
In Other
Operations
OFF
ON/OFF
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