h8s-2649 Renesas Electronics Corporation., h8s-2649 Datasheet - Page 238
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)
- Current page: 238 of 766
- Download datasheet (5Mb)
Section 9 I/O Ports
9.7.6
The correspondence between the register specification and the pin functions is shown below.
• PA7/A23/SEG40 to PA4/A20/SEG37
The pin function is switched as shown below according to the combinations of bits SGS3 to SGS0
of LCD driver LPCR, bits AE3 to AE0 in PFGR, and bits PA7DDR to PA4DDR in PADDR.
(n = 7 to 4)
• PA3/A19/COM4 to PA0/A16/COM1
The pin function is switched as shown below according to the combinations of bits SGS3 to SGS0
in LPCR of LCD driver, bits AE3 to AE0 in PFCR, and bits PA3DDR to PA0DDR of PADDR.
(n = 3 to 0)
Rev. 2.00 Dec. 05, 2005 Page 200 of 724
REJ09B0200-0200
Setting of
SGS3 to
SGS0
Operating
mode
Setting of
AE3 to AE0
PAnDDR
Pin function
Setting of
SGS3 to
SGS0
Operating
mode
Setting of
AE3 to AE0
PAnDDR
Pin function
Pin Functions
A23 to A20
A19 to A16
Address
Address
enabled
enabled
output
output
output
output
Modes 4 to 6
Modes 4 to 6
PA7 to PA4
PA3 to PA0
Address output disabled
Address output disabled
input
input
0
0
PA7 to PA4
PA3 to PA0
B'0000
output
output
Port
1
1
PA7 to PA4
PA3 to PA0
input
input
0
0
Mode 7
Mode 7
—
PA7 to PA4
PA3 to PA0
output
output
1
1
SEG output
Other than
SEG40 to
COM1 to
SEG37
B'0000
COM4
output
output
—
—
—
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