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Appendix B Internal I/O Registers
NDRA—Next Data Register A
•
Same trigger for TPC output groups 0 and 1
Address H'FFFA5
Bit
NDR7
Initial value
Read/Write
R/W
Store the next output data for TPC output group 1
Address H'FFFA7
Bit
Initial value
Read/Write
•
Different triggers for TPC output groups 0 and 1
Address H'FFFA5
Bit
NDR7
Initial value
Read/Write
R/W
Store the next output data for TPC output group 1
Address H'FFFA7
Bit
7
Initial value
1
Read/Write
Rev. 4.00 Jan 26, 2006 page 860 of 938
REJ09B0276-0400
7
6
5
NDR6
NDR5
0
0
0
R/W
R/W
7
6
5
1
1
1
7
6
5
NDR6
NDR5
0
0
0
R/W
R/W
6
5
1
1
H'FFFA5/H'FFFA7
4
3
2
NDR4
NDR3
NDR2
0
0
0
R/W
R/W
R/W
Store the next output data for TPC output group 0
4
3
2
1
1
1
4
3
2
NDR4
0
1
1
R/W
4
3
2
NDR3
NDR2
1
0
0
R/W
R/W
Store the next output data for TPC output group 0
TPC
1
0
NDR1
NDR0
0
0
R/W
R/W
1
0
1
1
1
0
1
1
1
0
NDR1
NDR0
0
0
R/W
R/W
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