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i-PORT MB – Manual

Version 1.1 02.02.2007 Page 28/

4.8

Reader parameters list

Each parameter is coded on 4 bytes with LSB transmitted first.

ID R/W Default

Definition Description

0x00 W NA Reset To default Used to reset all parameters to default values.

0x01 R Serial number Reader serial number

0x02 R NA Up Time Seconds since last reset

0x03 R NA CheckSum and

bootloader

Byte 0  Checksum Status

Byte 1  Boot loader version

0x04 R NA Status See Reader Status information table

below for bit definition

0x05 R NA External supply

voltage

In mV.

0x06 R NA Get temperature Internal voltage in units of 1/100

degree Celsius. This is an

estimate of CPU temperature, don’t use this.

0x10 R/W 1 Slave port

connected

0  Disconnect

1  Connect (always default value after Power-up)

0x11 R/W 0 Bus Address 0x00 up to 0xEF

0x12 R/W 60 Inhibit Time Time in seconds until tag is removed from the internal list.

0x00 – don’t remove tags from list

When using 0x00 here the host application typically should

clear or reschedule the list (SubCmd 0x15) on startup

0x13 R/W 60 Re-reporting

interval

0x00 – do not re-report.

time in seconds after which a tag is re-reported if it is still

detected. See Note 1

0x14 R/W 0 List behaviour

0x00  discard old tags if list gets too full. This is the

recommended setting for most applications.

0x01  clear list if list gets too full.

0x04  remove tags from list when they are reported. This

mode is used to determine the ping rate of the tag.

Please Clear or reschedule list (SubCmd 0x15) or power cycle

the device after changing this parameter

0x15 W NA List command 0x00 - Clear list now

0x01 – mark all tags in list as not yet reported. This causes a

resend of all tags in memory (‘schedule for retransmission’).

0x16 R/W 0 Max transmitted