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Section 8
I/O Ports
Rev.2.00 Jun. 28, 2007 Page 297 of 666
REJ09B0311-0200
8.3.5
Port Function Control Register 6 (PFCR6)
PFCR6 selects the TPU clock input pin.
Bit
Bit Name
Initial Value
R/W
7
1
R/W
6
LHWROE
1
R/W
5
1
R/W
4
0
R
3
TCLKS
0
R/W
2
0
R/W
1
0
R/W
0
0
R/W
Bit Bit
Name
Initial
Value R/W Description
7
1 R/W
Reserved
This bit is always read as 1. The write value should
always be 1.
6 LHWROE
1 R/W
LHWR
Output Enable
Enables/disables
LHWR
output (valid in external
extended mode).
0: Specifies pin PA4 as I/O port
1: Specifies pin PA4 as
LHWR
output pin
5
1 R/W
Reserved
This bit is always read as 1. The write value should
always be 1.
4
0 R
Reserved
This is a read-only bit and cannot be modified.
3 TCLKS
0 R/W
TPU
External Clock Input Pin Select
Selects the TPU external clock input pins.
0: Specifies pins P32, P33, P35, and P37 as external
clock inputs
1: Specifies pins P14 to P17 as external clock inputs
2 to 0
All
0
R/W
Reserved
These bits are always read as 0. The write value should
always be 0.
Содержание H8SX/1650
Страница 2: ...Rev 2 00 Jun 28 2007 Page ii of xxii...
Страница 106: ...Section 4 Exception Handling Rev 2 00 Jun 28 2007 Page 84 of 666 REJ09B0311 0200...
Страница 142: ...Section 5 Interrupt Controller Rev 2 00 Jun 28 2007 Page 120 of 666 REJ09B0311 0200...
Страница 326: ...Section 8 I O Ports Rev 2 00 Jun 28 2007 Page 304 of 666 REJ09B0311 0200...
Страница 470: ...Section 12 Watchdog Timer WDT Rev 2 00 Jun 28 2007 Page 448 of 666 REJ09B0311 0200...
Страница 546: ...Section 13 Serial Communication Interface SCI Rev 2 00 Jun 28 2007 Page 524 of 666 REJ09B0311 0200...
Страница 566: ...Section 14 A D Converter Rev 2 00 Jun 28 2007 Page 544 of 666 REJ09B0311 0200...
Страница 574: ...Section 16 RAM Rev 2 00 Jun 28 2007 Page 552 of 666 REJ09B0311 0200...
Страница 584: ...Section 17 Clock Pulse Generator Rev 2 00 Jun 28 2007 Page 562 of 666 REJ09B0311 0200...
Страница 638: ...Section 19 List of Registers Rev 2 00 Jun 28 2007 Page 616 of 666 REJ09B0311 0200...
Страница 668: ...Section 20 Electrical Characteristics Rev 2 00 Jun 28 2007 Page 646 of 666 REJ09B0311 0200...
Страница 676: ...Appendix Rev 2 00 Jun 28 2007 Page 654 of 666 REJ09B0311 0200...
Страница 688: ...Rev 2 00 Jun 28 2007 Page 666 of 666 REJ09B0311 0200...
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Страница 692: ...H8SX 1650 Group Hardware Manual...