Delta Electronics Network Device DOP-A/AE/AS - Manual (Page 57)

Delta DOP Series HMI Connection Manual|DOP-A/AE/AS Series
1-56 Revision January, 2008, Doc. Name: 2007PDD23000007
If the read/write address format is set to CDn, read/write value is the whole Double Word
of CDn (1 address).
iii) When using character device (e.g. character display, character input…), if the read/write
address format is set to CWn, the read/write value is coming from the low word of CWn,
CWn+1, CWn+2, …every address.
If the read/write address format is set to CDn, read/write value is the whole Double Word
of CDn, CDn+1, CDn+2,…every address.
iv) When using “Multiple Duplicate” function, if the Word and Bit addresses exceed the valid
range, the Word and Bit addresses will be set to 0 automatically. Sometime error will
occur to remind the user when compiling.
v) CBn.b, CBn/y.b are added for the user to read and write Bit No. of parameters in VH
format more easily.
vi) Only can read or write 1 parameter for each communication.
C. Connections (Connector Pinouts)
Pin 2, 3, 5 are for RS-232 communication. Pin 7, 8 are for RS-485 communication.
RS-232
DOP
9 pin D-SUB male (RS-232)
Controller
9 pin D-SUB male (RS-232)
Controller
9 pin D-SUB male
(RS-232)
RXD (2) (3) TXD
TXD (3)
GND (5)
(2) RXD
(5) GND
Top View
RS-485
DOP
9 pin D-SUB male (RS-485)
Controller
9 pin D-SUB male (RS-485)
Controller
9 pin D-SUB male
(RS-485)
D- (1) (7) T/R (A)
D+ (2)
D+ (3)
(8) T/R (B)
D- (4)
Top View
Pin1
Pin1