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Section 32 General Purpose I/O Ports
Page 1698 of 2108 R01UH0134EJ0400 Rev. 4.00
Sep 24, 2014
SH7262 Group, SH7264 Group
Bit Bit Name Initial Value R/W Description
5, 4 PB9MD[1:0] 00/01 R/W PB9 Mode
Select the function of the PB9.
Boot mode 0
00: Setting prohibited
01: A9 (initial value)
10: Setting prohibited
11: Setting prohibited
Boot mode 1 to 3
00: PB9 (initial value)
01: A9 (initial value)
10: TIOC1B
11: Setting prohibited
3, 2 All 0 R Reserved
These bits are always read as 0. The write
value should always be 0.
1, 0 PB8MD[1:0] 00/01 R/W PB8 Mode
Select the function of the PB8.
Boot mode 0
00: Setting prohibited
01: A8 (initial value)
10: Setting prohibited
11: Setting prohibited
Boot mode 1 to 3
00: PB8 (initial value)
01: A8 (initial value)
10: TIOC1A
11: Setting prohibited
(5) Port B Control Register 1 (PBCR1)
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
0 0 0 0/1 0 0 0 0/1 0 0 0 0/1 0 0 0 0/1
R R R/W R/W R R R/W R/W R R R/W R/W R R R/W R/W
---
PB6MD[1:0] PB5MD[1:0] PB4MD[1:0]PB7MD[1:0]
-- ---
Bit:
Initial value:
R/W:
Bit Bit Name Initial Value R/W Description
15, 14 All 0 R Reserved
These bits are always read as 0. The write
value should always be 0.