Section 8 I/O Ports
Rev.2.00 Jun. 28, 2007 Page 296 of 666
REJ09B0311-0200
8.3.4
Port Function Control Register 4 (PFCR4)
PFCR4 enables/disables the address output.
Bit
Bit Name
Initial Value
R/W
7
A23E
0
R/W
6
A22E
0
R/W
5
A21E
0
R/W
4
1
R/W
3
1
R/W
2
1
R/W
1
1
R/W
0
1
R/W
Bit Bit
Name
Initial
Value R/W Description
7
A23E
0
R/W
Address A23 Enable
Enables/disables the address output (A23)
0: Disables the A23 output
1: Enables the A23 output
6
A22E
0
R/W
Address A22 Enable
Enables/disables the address output (A22)
0: Disables the A22 output
1: Enables the A22 output
5
A21E
0
R/W
Address A21 Enable
Enables/disables the address output (A21)
0: Disables the A21 output
1: Enables the A21 output
4 to 0
All
1
R/W
Reserved
These bits are always read as 1. The write value should
always be 1.
Summary of Contents for H8SX/1650
Page 2: ...Rev 2 00 Jun 28 2007 Page ii of xxii...
Page 106: ...Section 4 Exception Handling Rev 2 00 Jun 28 2007 Page 84 of 666 REJ09B0311 0200...
Page 142: ...Section 5 Interrupt Controller Rev 2 00 Jun 28 2007 Page 120 of 666 REJ09B0311 0200...
Page 326: ...Section 8 I O Ports Rev 2 00 Jun 28 2007 Page 304 of 666 REJ09B0311 0200...
Page 470: ...Section 12 Watchdog Timer WDT Rev 2 00 Jun 28 2007 Page 448 of 666 REJ09B0311 0200...
Page 566: ...Section 14 A D Converter Rev 2 00 Jun 28 2007 Page 544 of 666 REJ09B0311 0200...
Page 574: ...Section 16 RAM Rev 2 00 Jun 28 2007 Page 552 of 666 REJ09B0311 0200...
Page 584: ...Section 17 Clock Pulse Generator Rev 2 00 Jun 28 2007 Page 562 of 666 REJ09B0311 0200...
Page 638: ...Section 19 List of Registers Rev 2 00 Jun 28 2007 Page 616 of 666 REJ09B0311 0200...
Page 668: ...Section 20 Electrical Characteristics Rev 2 00 Jun 28 2007 Page 646 of 666 REJ09B0311 0200...
Page 676: ...Appendix Rev 2 00 Jun 28 2007 Page 654 of 666 REJ09B0311 0200...
Page 688: ...Rev 2 00 Jun 28 2007 Page 666 of 666 REJ09B0311 0200...
Page 691: ......
Page 692: ...H8SX 1650 Group Hardware Manual...