SH7280 Datasheet, PDF (1202/1726 Pages) Renesas Technology Corp – Renesas 32-Bit RISC Microcomputer SuperHTM RISC engine family

Section 23 Pin Function Controller (PFC)
Initial
Bit
Bit Name
Value R/W Description
7

0
R
Reserved
This bit is always read as 0. The write value should
always be 0.
6 to 4 PC9MD[2:0] 000* R/W PC9 Mode
Select the function of the PC9/A9 pin.
000: PC9 I/O (port)
001: A9 output (BSC)
010: Setting prohibited
011: Setting prohibited
100: Setting prohibited
101: Setting prohibited
110: Setting prohibited
111: Setting prohibited
3

0
R
Reserved
This bit is always read as 0. The write value should
always be 0.
2 to 0 PC8MD[2:0] 000* R/W PC8 Mode
Select the function of the PC8/A8 pin.
000: PC8 I/O (port)
001: A8 output (BSC)
010: Setting prohibited
011: Setting prohibited
100: Setting prohibited
101: Setting prohibited
110: Setting prohibited
111: Setting prohibited
Note: * The initial value is 1 during the on-chip ROM disabled external extension mode.
Rev. 1.00 Jun. 26, 2008 Page 1172 of 1692
REJ09B0393-0100