Mitsubishi MELSEC-Q Series User Manual page 32

3 SPECIFICATIONS
Bit
b2 to b0 Setting of I/O points occupied
b4, b3 Transmission speed setting
b6, b5 Point mode setting
b7 Test mode
b15 to b8 Vacant
0: Switch OFF
1: Switch ON
Bit
b0 Data link states
b1 Initial communication states
b15 to b2 Vacant
Bit
b0 Data link stop
b14 to b1 Vacant
b15 Data link restart
3 - 8
(5) External switch information (Buffer memory address 17: Un\G17)
Information of setting of I/O points occupied, transmission speed setting, point
mode setting and setting status of each switch in test mode is stored in this area.
Item
(6) Information of operating states (Buffer memory address 18:
Un\G18)
Operating states of the QJ61CL12 are stored in this area.
Item
(7) Data link stop/restart instructions (Buffer memory address 19:
Un\G19)
Stop and restart of data link are controlled by data of this area. When stop and
restart of data link are requested at the same time, the stop request precedes the
restart.
Item
Status of operation setting switch SW3 – SW1
000: 16 pts. 001: 32 pts. 010: 48 pts. 011: 64 pts. 100: 128 pts.
101: 256 pts. 110: 512 pts. 111:1024 pts
Status of operation setting switch SW5, SW4
00: 156 kbps 01: 625 kbps 10: 2.5 Mbps 11: Setting not allowed
Status of operation setting switch SW7, SW6
00: 8-point mode 01: 4-point mode 10: 16-point mode
11: Setting not allowed
Status of operation setting switch SW8
0: Under usual conditions
1: When self-loopback test being executed
0: Data link stopped
1: Data link being executed
0: Initial communication not complete
1: Initial communication completed
Contents
0: Data link stop not requested
1: Data link stop requested
0: Data link restart not requested
1: Data link restart requested
MELSEC-Q
Contents
Contents
0
0
Initial value
3 - 8