MARWIS-UMB
Operating Manual V 3.3 / 9 Dec 2019
<status>
Define
Description
50h (80d)
VALUE_OVERFLOW
Measured value (+Offset) are out of the specified range.
51h (81d)
VALUE_UNDERFLOW
52h (82d)
CHANNEL_OVERRANGE
Measured value (physically) is out of the measuring range
(e.g. ADC overrange)
53h (83d)
CHANNEL_UNDERRANGE
54h (84d)
DATA_ERROR
Data error in the measured values or no valid data available.
55h (85d)
MEAS_UNABLE
Device / sensor cannot carry out a valid measurement due to
ambient conditions.
F0h - FEh
Do not use!!
Reserved range e.g. for z.B. LCOM
FFh (255d)
UNBEK_ERR
Unknown error
20.3.9 Data types
This protocol uses the following data types for the measured values:
<type>
Type Name
Define
Bytes
Range
10h (16d)
unsigned char
UNSIGNED_CHAR
1
0 ... 255
11h (17d)
signed char
SIGNED_CHAR
1
-128 ... 127
12h (18d)
unsigned short
UNSIGNED_SHORT
2
0 ... 65.535
13h (19d)
signed shor
SIGNED_SHORT
2
-32.768 ... 32.767
14h (20d)
unsigned long
UNSIGNED_LONG
4
0 ... 4.294.967.295
15h (21d
signed long
SIGNED_LONG
4
-2.147.483.648 ... 2.147.483.647
16h (22d)
float
FLOAT
4
±1.18E-38 ... ±3.39E+38 (7 digits)
17h (23d)
double
DOUBLE
8
±2.23E-308 ... ±1.79E+308 (15 digits)
Remark: float and double in IEEE format
56
Chapter 20, Appendix
