Hitachi HX-RIO3 Series User Manual page 26
Special i/o module
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Also See for HX-RIO3 Series:
- Manual (68 pages) ,
- User manual (63 pages) ,
- User manual (50 pages)
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26
- Step#5
TPR inverting (TPR≠TPA)
bit#7
Control
Byte
TPR
#0
Transmit all TxD Buffer data (TxD Buffer empty)
Offset
Output Byte #0
Output Byte #1
Output Byte #2
Output Byte #3
Output Byte #4
Output Byte #5
Output Byte #6
Output Byte #7
Output Byte #8
.
.
.
.
.
Output Byte #252
Output Byte #253
Output Byte #254
Output Byte #255
- Step#6
Check TPA bit value in Status Byte.
TPR=TPA: transmit complete
bit#7
TPA
Status
Byte
#0
bit#6
bit#5
FT
FR
1
0
0
TxD Buffer Data
0x00
0x00
0x00
0x00
0x00
0x00
0x00
0x00
0x00
.
.
.
.
.
0x00
0x00
0x00
0x00
bit#6
bit#5
FTA
FRA
1
0
0
bit#4
bit#3
bit#2
----
----
0
0
bit#4
bit#3
bit#2
RE
RBO
0
0
HX-RIO3 Series
bit#1
bit#0
RA
TR
IR
1
0
bit#1
bit#0
RR
TA
IA
0
0
0
0
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