Edwards ELD500 Series, Инструкция по эксплуатации

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D13510840D - Interface description
Page 88
Arrays

Read single elements: Array index in first DATA-byte

Write single elements: Array index in first DATA byte and values in following DATA
bytes

Read all elements: Pseudo array index 255 in first DATA byte

Write all elements: Pseudo array index 255 in first DATA byte and values in following
DATA bytes

Response from slave (in case data are sent): Array index or pseudo array index in first
DATA byte and values in following DATA bytes
All elements of an array have the same Min/Def/Max value.
Commands
Command
dec
Command
hex
Name Data type Read/
Write
Min-, Def-,
Max-value Meaning
0 0000 NOP NO_DATA R/W
No operation,
replies without
data
1 0001 Start NO_DATA W Switch to measure
2 0002 Stop NO_DATA W Switch to standby
3 0003 Vent NO_DATA W Switch to vent
4 0004 Calibration NO_DATA W
Start,
acknowledge
calibration
5 0005 Clear error NO_DATA W
Clear Error or
Warning
6 0006 Zero UINT8 R/W
0 = Zero "Off"
1 = Zero "On" /
"Update"
without data =
toggle Zero state
9 0009
Emission
nominal
status
UINT8 R/W
Emission nominal
status
0 = OFF
1 = STANDBY
2 = ON