semaphore TBOX LT2-530 Series, User Manual, Page: 63 / 197

Version : 1.09 63
8.2.5. USB
TB
OX
LT2
is equipped with 1 x USB port. It can be used as "Device" as well as "Host".
Equipment supported:

PC

USB Memory Stick
USB as Device
When the USB port runs as "Device", it waits for a "Host", like a PC.
TB
OX
LT2
can be connected to a PC to be programmed by TWinSoft.
Connection
You need a USB A/A male cable (host to host). The USB driver (TBoxUSBDriver.inf) is installed on PC
during TWinSoft setup.
Communication
Communication is carried out in TCP/IP.
TB
OX
LT2
acts as a DHCP server and provides to the PC an IP in
the range 10.8.10.xxx.
TB
OX
LT2
itself uses the IP address 10.8.10.1.
In PC Setup, you select "USB".
USB as Host
When the USB port runs as "Host", it expects to communicate with a "Device", like a USB memory stick.
With a USB memory stick there are 2 features supported:
1. Programming TBox
This feature can be compared to Plug & Go. The procedure is:
- You create a "repository" directory on the USB stick, using Plug&Go.
- You insert the USB memory stick in
TB
OX
LT2
.
- You press the button to the Reset position and let the LED flashing green 6 times (it must turn off
after the sixth one)
- After the LED starting sequence, it flash at 1/2 Hz during copy and then starts with the new
program
2. Alarm Recipient
The USB memory stick can be configured as an alarm recipient.
In the recipient, you chose "external memory" and select USB Mass Storage.
Demounting the USB Memory stick
When used for programming, the USB memory stick can be removed when
TB
OX
LT2
has started with
the new program.
When used as Alarm Recipient, you should check
TB
OX
LT2
is not in alarm anymore (Ala_on=0) and then
demount the USB Memory stick using the Digital System Variable 53 [USBStorage]