40
FnIO G-Series
Copyright(C)CREVIS Co.,Ltd S82-31-899-4599 URL: www.crevis.co.kr
Output Byte #12
0x00
Output Byte #13
0x00
Output Byte #14
0x00
Output Byte #15
0x00
- Step#1
Check TA bit value in Status Byte.
TR=TA: transmit complete.
bit#7
bit#6
bit#5
bit#4
bit#3
bit#2
bit#1
bit#0
Status Byte #0
TRA
FTA
FRA
RE
RBO
RR
TA
IA
0
0
0
0
0
0
1
0
- Step#2 (Receive)
RR=RA
RE :
RxD Exist (Remained)
bit#7
bit#6
bit#5
bit#4
bit#3
bit#2
bit#1
bit#0
Status Byte #0
TRA
FTA
FRA
RE
RBO
RR
TA
IA
0
0
0
1
0
0
0
0
bit#7
bit#6
bit#5
bit#4
bit#3
bit#2
bit#1
bit#0
Control Byte #0
TPR
FT
FR
----
----
RA
TR
IR
0
0
0
0
0
0
0
0
- Step#3
RA inverting (RA≠RR)
bit#7
bit#6
bit#5
bit#4
bit#3
bit#2
bit#1
bit#0
Control Byte #0
TPR
FT
FR
----
----
RA
TR
IR
0
0
0
0
0
1
0
0