Tunable Semiconductor Laser TSL-710
7-19
RQS (Request Service Bit):
RQS is set when a Service Request is issued.
ESB (Event Status Bit):
ESB is set when any of the bits of the Standard Event Status
Register (SESR) is set.
MAV (Message Available Bit):
MAV is set when output data is prepared.
3) Service Request Enable Register (SRER）
An 8-bit register to set Enable/Disable of each bit of the Status Byte
Register. If a bit of the SRER is set to 1, the corresponding bit of the STBR is
set to Enable.
4) Standard Event Status Register (SESR）
An 8-bit register to indicate the standard status of the device.
PON (Power ON):
Bit is set when power is turned on.
CME (Command Error):
CME is set when a command has a syntax error or is misspelled.
EXE (Execution Error):
EXE is set when a command is not available for the device, or a
command cannot be executed in the current device condition.
DDE (Device Denition Error):
Not used
QYE (Query Error):
QYE is set when an attempt is made to read data from the output
queue while the output queue is empty.
OPC (Operation Completion):
OPC is set when all pending operations are completed.
5) Standard Event Enable Register (SEER)
SEER is an 8-bit register to set Enable/Disable of each bit of the SESR. If
a bit of the SEER is set to 1, the corresponding bit of the SESR is set to
Enable.
PON
Not used
CME EXE DDE QYE
Not used
OPC
7 6 5 4 3 2 1 0
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