Encompass 4 Reader System Guide
7-32
LF is transmitted. If the host does not acknowledge the me
ssage within the specified
interval, the reader times out and retransmits the message.
The receive timeout is initiated upon receipt of
the start-of-message character (#). If
the end-of-message character (CR) is not received within the specified interval, the
reader discards the partially received message and resets its receiver.
Uppercase or lowercase characters are allowed
for NN; for example, hex digits A
through F or a through f.
The value for NN specifies the ti
meout interval as follows:
ms 50
* NN for NN = 01 to FE (1–254)
FE Factory
default (12,700 ms, 12.7 seconds)
FF Disa
bles the ECP timeout
Reader response:
Done
Caution
Ensure that the ECP timeout is suffic
ient for a given baud rate. See “Timing and
Synchronization” on page 6-12.
613 Enable Data Inquiry Protocol
Command #613 enable the data inquiry protocol. Refer to “Data Inquiry Protocol” on
page 6-5 for more information.
Reader response:
Done
614N Select Flow Control Option
Command #614N selects the flow control option for reader-to-host communications.
The factory default setting is software flow control (XON/XOFF) enabled. In down-
load mode, flow control is not host-selectable; it i
s fixed at the default setting. How-
ever, during data mode and command mode operation, the following flow control
options are a
vailable. The N variable specifies flow control as shown in Table 7-11.
Table 7-11 Flow Control Commands
Command Flow Control Option
6140 Disable flow control
6141 Enable software flow control (factory default)
6142 Enable hardware flow control
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