Delta Electronics Human Machine Interface DOP-A Series User Manual
Page 272
Chapter 5 Control Block and Status Block|ScrEdit Software User Manual
Revision Apr. 30th, 2007, 2007PDD23000002
5-5
Bit Number
Function
3
Control flag for Sampling History Buffer 4
4
Control flag for Sampling History Buffer 5
5
Control flag for Sampling History Buffer 6
6
Control flag for Sampling History Buffer 7
7
Control flag for Sampling History Buffer 8
8
Control flag for Sampling History Buffer 9
9
Control flag for Sampling History Buffer 10
10
Control flag for Sampling History Buffer 11
11
Control flag for Sampling History Buffer 12
12~15 Reserved
Control Flag Register for Sampling History Buffer
Controls sampling history buffer operation of HMI by the external controller, i.e. PLC. It will sample 1
time once the control flag is triggered to ON (Bit 0 ~ Bit 11 is set to ON). This flag needs be set to OFF
and then ON if the user wants to trigger again.
Fig. 5.1.2 History Buffer Setup
Register for Clearing History Buffer (HBCR)
Bit Number
Function
0
Clear flag of history buffer 1
1
Clear flag of history buffer 2
2
Clear flag of history buffer 3
3
Clear flag of history buffer 4
4
Clear flag of history buffer 5
5
Clear flag of history buffer 6