Ampcontrol Gasguard 2 - Page 14

Ampcontrol Pty Ltd – ABN 28 000 915 542
GG2 COMMUNICATIONS USER MANUAL
GG2B032 Version 1 – JULY/2020
Uncontrolled Copy - Refer to Ampcontrol Website for Latest Version
Page 14 of 22
APPROVED FOR EXTERNAL DISTRIBUTION
– PROPERTY OF AMPCONTROL PTY LTD
– NOT TO
BE REPRODUCED IN PART
Block 3
Only available via a Read/Write S/N. Not visible via regular rollcall page on the Controller.
result in the RTC value
being split across two
data scan packets. Thus
address 3,7,11 etc. are
not allowed)
Address of MS word of
RTC (assumes LS word
is address + 1)
for a clock sync
Block 3
Description
Value
R/W
Application Notes
3,0
Detector Temperature
Degrees C * 100
(signed)
-327.68deg C to
327.68deg C
R
3,1
Detector Pressure
-32768 to 32768
Hectopascals (hPa)
(Unprocessed from the
LUA parameter module
"Pressure")
R
3,2
Detector Humidity
% * 100 (signed)
-xx.xx% to xx.xx%
(Using the parameter
manager subscription
"Humidity")
R
3,3
Command registers
MSB
Command code:
'0x00' : Idle
'0x1E' : Perform a
Catalytic latch reset
'0x2D' : Perform a
Remote telemetry test
W
To trigger a command, the
master device will write a
command code and command
data into this register, with the
busy bit set.
On completion of the task, the
Gasguard 2 module will modify
the result data to reflect the
outcome, clearing the busy bit
(The command code must not
be modified in this step)
LSB
Command data (from
master):
Bit 7 : 1 = Busy
Bit 6 - 0 : Future use
(command parameters)
OR
Result data (from
module):
Bit 7 : 0 = Complete
without error
Bit 6 - 0 : Future use
(command error codes)