Hitachi EH-150 Applications Manual page 71

Sample program 4
R7E3
R100
R11 M180
R12
R12 M219
R13
TD12 M180
R13 M180 M219
R14
R7E3
*1: SR is abbreviation of Status Register
*2: CR is abbreviation of Control Register.
See "Chapter 8 Register Structure" for detailed.
To close the connection to other station
(for EHV-CPU)
WM003 = H2
WM004 = H2F
DM005 = ADR (WM10)
WM007 = 13
R100 = 1
R100
SCRW (WM000, R100)
R11 = 0
M219 = 1
R103 = 1
R11 = 0
R13 = 1
TD12
M219 = 0
R103 = 1
R13 = 0
WM00B = H3
WM00C = H0
DM00D = ADR (WM20)
WM00F = 10
SCRW (WM008, R103)
Chapter 7 Automatic Sending/Receiving function (ASR)
(00001)
Setting parameter of SCRW(s) for reading out SR
Request to read out SR
Area setting (unit:0, slot:0)
Transmission I/O address is starting from WM10
Transmission data size is 13 words
Setting 1 to control bit for reading SR
(00002)
S Reading out SR at R100 = 1
(00003)
SCRW for reading out SR
R12 (00004)
Request to close connection 2 by R11 = 1.
Check the status of connection 2 (M180)
(00005)
Cancellation the request to close if the connection 2 is
closed (M180=0).
(00006)
Set 1 to "Request to close bit" for connection 2
Set 1 to "request to write CR
Set 0 to "request to open contact" (R11).
Enable the circuit for cancellation the request to close.
(00007)
0.1 10
Timer counting from the request to close.
(00008)
R14
Set 1 to R14 if the connection 2 is not closed after 1
second.
(00009)
Clear "request to close bit" for connection 2.
Set 1 to "request to write CR bit".
Disable the circuit for cancellation the request to close.
(00010)
Parameter area setting of SCRW (s) for writing CR.
Request to write CR.
Area setting (unit:0, slot:0)
Transmission I/O address is starting from WM20.
Transmission data size is 10 words.
(00011)
SCRW for writing CR.
7-13
Slot No. 0 1 2
EH-ETH2
* - -
*1
.
*2
bit"