h8s-2649 Renesas Electronics Corporation., h8s-2649 Datasheet - Page 243
h8s-2649
Manufacturer Part Number
h8s-2649
Description
Renesas 16-bit Single-chip Microcomputer H8s Family/h8s/2600 Series
Manufacturer
Renesas Electronics Corporation.
Datasheet
1.H8S-2649.pdf
(766 pages)
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9.8.6
The correspondence between the register specification and the pin functions is shown below.
9.8.7
Port B has a built-in MOS input pull-up function that can be controlled by software.
Table 9.3 shows the MOS input pull-up states.
Table 9.3
[Legend]
OFF:
ON/OFF:
Setting of
SGS3 to
SGS0
Operating
mode
Setting of
AE3 to AE0
PBDDR
Pin function
Pin States
Address output or
LCD output
Other than above
Pin Functions
MOS Input Pull-Up Function
MOS input pull-up is always off.
On when PBDDR = 0 and PBPCR = 1; otherwise off.
MOS Input Pull-Up States (Port B)
A15 to A8
Address
enabled
output
output
Reset
OFF
Modes 4 to 6
PB7 to PB0
Address output disabled
input
0
Hardware
Standby Mode
OFF
PB7 to PB0
output
Port
1
PB7 to PB0
Software
Standby Mode
OFF
ON/OFF
Rev. 2.00 Dec. 05, 2005 Page 205 of 724
input
0
Mode 7
PB7 to PB0
output
1
In Other
Operations
OFF
ON/OFF
Section 9 I/O Ports
REJ09B0200-0200
SEG32 to
SEG25
output
output
SEG
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