Chapter 5 Instruction specifications
5-115
Item number
Transfer command-1
Name
General purpose port communication command
Ladder format
Condition code
Processing time (
µ
s)
Remark
R7F4
R7F3
R7F2
R7F1
R7F0
Average
Maximum
TRNS 0 (d, s, t)
DER
ERR
SD
V
C
↕
z
z
z
z
Command format
Number of steps
Condition
Steps
TRNS 0 (d, s, t)
-
5
80
2,078
Bit
Word
Double word
Usable I/O
X
Y
R,
L,
M
TD, SS,
CU, CT
WX WY
WR,
WM
TC DX DY
DR,
DM
Others
d
Dummy
{
s
Parameter area
{
s to s+14
t
Communication control
{
t to t+11
Function
(1) This is a command to send data via general purpose port. It is also possible to receive data after data sending.
(2) Parameter "d" is dummy. Assign WY10. (Actual data in Y100 to Y115 is not influenced.)
(3) Parameter "s" is starting address of parameter table for communication setting.
(4) Parameter "t" is starting address of bit table for communication control.
(5) "s" parameter
[0] Return code
s
s+1
s+4
s+6
s+7
s+9
s+A
s+B
s+C
s+D
s+E
[1] System area
(Do not use this area.)
[2] Timeout
[3] Address of sending area
[4] Reserve area for data sending (word)
[5] Address of receiving area
[6] Reserve area for data receiving (word)
[7] Receiving data length (byte)
[8] Start code
[9] End code
[10] Communication speed
[11] Communication format
: Access forbidden
: User setting area
s+3
[0]
Return code :
Result of TRNS 0 command is set in
lower 8 bits.
Completed
0
Error
≠
0
[1]
System area :
This area is used by system (CPU) while
TRNS 0 operation. It is not allowed for
users to use this area.
[2]
Timeout :
Timeout setting from command executed
to completed.
=0 : Timeout disabled
≠
0 : Timeout enabled [
×
10ms]
Max. HFFFF
TR
N
S
0
(
d, s, t)
!
If this area is written, CPU might stop operation due to
system error.
C
ons
ta
nt
Summary of Contents for HIDIC MICRO-EH
Page 1: ...HITACHI PROGRAMMABLE CONTROLLER APPLICATION MANUAL NJI 350B X ...
Page 12: ...MEMO ...
Page 14: ...Chapter 1 Features 1 2 MEMO ...
Page 50: ...Chapter 4 Product lineup and wiring 4 18 MEMO ...
Page 196: ...Chapter 5 Instruction Specifications 5 146 ...
Page 263: ...Chapter 11 Communication Specifications 11 10 MEMO ...
