SH7101 Datasheet, PDF (401/486 Pages) Renesas Technology Corp – 32-Bit RISC Microcomputer

13. Pin Function Controller (PFC)
Port E Control Registers L1, L2, and H (PECRL1, PECRL2, and PECRH)
Register Bit
Bit Name
PECRH 15 to 12 ⎯
Initial
Value R/W
All 0 R
PECRH 11
PE21MD1 0
R/W
PECRH 10
PE21MD0 0
R/W
PECRH 9
PECRH 8
PE20MD1 0
R/W
PE20MD0 0
R/W
PECRH 7
PECRH 6
PE19MD1 0
R/W
PE19MD0 0
R/W
PECRH 5
PECRH 4
PE18MD1 0
R/W
PE18MD0 0
R/W
PECRH 3
PECRH 2
PE17MD1 0
R/W
PE17MD0 0
R/W
PECRH 1
PECRH 0
PE16MD1 0
R/W
PE16MD0 0
R/W
PECRL1 15
PE15MD1 0
R/W
PECRL1 14
PE15MD0 0
R/W
Description
Reserved
These bits are always read as 0. The write value
should always be 0.
PE21 Mode
Select the function of the PE21 pin.
00: PE21 I/O (port)
10: Setting prohibited
01: Setting prohibited 11: Setting prohibited
PE20 Mode
Select the function of the PE20 pin.
00: PE20 I/O (port)
10: Setting prohibited
01: Setting prohibited 11: Setting prohibited
PE19 Mode
Select the function of the PE19 pin.
00: PE19 I/O (port)
10: Setting prohibited
01: Setting prohibited 11: Setting prohibited
PE18 Mode
Select the function of the PE18 pin.
00: PE18 I/O (port)
10: Setting prohibited
01: Setting prohibited 11: Setting prohibited
PE17 Mode
Select the function of the PE17 pin.
00: PE17 I/O (port)
10: Setting prohibited
01: Setting prohibited 11: Setting prohibited
PE16 Mode
Select the function of the PE16 pin.
00: PE16 I/O (port)
10: Setting prohibited
01: Setting prohibited 11: Setting prohibited
PE15 Mode
Select the function of the PE15/TIOC4D/IRQOUT pin.
00: PE15 I/O (port)
10: Setting prohibited
01: TIOC4D I/O (MTU) 11: IRQOUT output (INTC)
Rev.2.00 Sep. 27, 2007 Page 367 of 448
REJ09B0394-0200