CV500BSC51 Omron, CV500BSC51 Datasheet - Page 51

• Manufacturer Part Number: CV500BSC51
• Description: Programmable Logic Controller
• Manufacturer: Omron

Specifications of CV500BSC51

• Peak Reflow Compatible (260 C): No
• Leaded Process Compatible: No
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

Master Mode Functions
5-1-3
34
Receiving Data in Master Mode
1,2,3...
Use the following procedure to receive data in Master mode.
1. Write the following 3 settings into buffer memory from the ladder program.
2. Write the following 3 settings into buffer memory from the ladder program.
3. If the Data Read Completed Flag (bit 02 of n+5) is OFF, turn ON (OFF
4. When the data has been received, the LSTN Indicator will go OFF and the
Use the INTELLIGENT I/O READ and INTELLIGENT I/O WRITE instructions
(IORD(222) and IOWR(223)) to read and write data in the Unit’s buffer mem-
ory.
Buffer memory
Send Data
Request Bit
(Bit 01 of n)
Data Send
Completed Flag
(Bit 01 of n+5)
• Reception delimiter specification
• Timeout monitor time
• Number of bytes to receive
• Transmitting device address
• Number of receiving device addresses
• Receiving device addresses
CPU Unit
(It isn’t necessary to make these settings if they are the same as the set-
tings in the allocated DM area words.)
(Include the GP-IB Interface Unit’s primary address.)
ON) the Read Data Request Bit (bit 02 of n).
At this point, the LSTN Indicator will be lit.
Data Read Completed Flag (bit 02 of n+5) will go ON.
If the Data Read Completed Flag (bit 02 of n+5) is ON, the Read Data Re-
quest Bit (bit 02 of n) will be turned OFF in the user program.
Command mode (Talker/Listener
specification)
1. Use IOWR(223)
2. Turn ON the Send
4. The Data Send
to write the
transmission data
and parameters.
Data Request Bit.
Completed Flag
goes ON when
the transmission
is completed.
IOWR
Turned ON by
ladder program.
Write the transmission data
and transmission parameters.
GP-IB Interface
Unit
Data transfer
Controller
(Master mode)
Buffer
memory
Turned ON
by Unit.
n = CIO 2000 + (10
Turned OFF by
ladder program.
3. The
transmission
data is sent to
the GP-IB bus.
Turned OFF
by Unit.
unit number)
GP-IB
Device
Section 5-1