Chapter 4: Operation Mode - Delta DFS150-485 User Manual

Chapter 4
Operation Mode
DFS150-485 provides user with three operating modes and two data types: Master Private,
Master Modbus and Slave Modbus modes, and ASCII or RTU. The operation mode and data type
can be set by the control register as shown in Scan Mode, Data type and Trigger Source
Table 7. Scan mode, Data type and Trigger Source Setting.
Master Private Mode provides user to get barcode without any protocol, it will send data to Slave
devices automatically after successful decoding. It triggered by I/O or continuous mode.
Master Modbus Mode is used with PLC mostly. It provides user to receive barcode by I/O trigger
or continuous trigger with Modbus protocol.
Slave Modbus Mode, the parameter can only be set in this mode, supports parameter setting and
bar code transmission. The function code includes 0x03 - Read Holding Registers, 0x06 -
Preset Single Register, and 0x10 - Preset Multiple Registers. User can generate triggers through
I/O, command, or using continuous trigger mode to get the barcode with Modbus protocol.
DFS150-485 2D Fixed Scanner User Guide

Chapter 4: Operation Mode

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