IMC CANSAS - Page 396

396 Properties of the Modules
imc CANSAS Users Manual - Doc. Version 1.9 - 05.12.2014© 2014 imc Meßsysteme GmbH
Example 2 as per SAE J2716 JAN2010, A.2 Mass Air flow sensors, 16 bit MAF
Nibble order
Start bit position
Number of bits
Channel 1
MSN first
0
16
Channel 2
LSN first
16
8
Sensor data
Bit weight
SENT Nibble Bits
SENT Nibble
S&C [3] Serial Data Channel
S&C [3]
Status and
communication
S&C [2] Serial Data Channel
S&C [2]
S&C [1] Reserved for specific application
S&C [1]
S&C [0] Reserved for specific application
S&C [0]
Channel 1 Data [15]
2
15
Channel 1 MSN [3]
Data 1
Channel 1 MSN
Channel 1 Data [14]
2
14
Channel 1 MSN [2]
Channel 1 Data [13]
2
13
Channel 1 MSN [1]
Channel 1 Data [12]
2
12
Channel 1 MSN [0]
Channel 1 Data [11]
2
11
Channel 1 MidMSN [3]
Data 2
Channel 1 MidMSN
Channel 1 Data [10]
2
10
Channel 1 MidMSN [2]
Channel 1 Data [9]
2
9
Channel 1 MidMSN [1]
Channel 1 Data [8]
2
8
Channel 1 MidMSN [0]
Channel 1 Data [7]
2
7
Channel 1 MidLSN [3]
Data 3
Channel 1 MidLSN
Channel 1 Data [6]
2
6
Channel 1 MidLSN [2]
Channel 1 Data [5]
2
5
Channel 1 MidLSN [1]
Channel 1 Data [4]
2
4
Channel 1 MidLSN [0]
Channel 1 Data [3]
2
3
Channel 1 LSN [3]
Data 4
Channel 1 LSN
Channel 1 Data [2]
2
2
Channel 1 LSN [2]
Channel 1 Data [1]
2
1
Channel 1 LSN [1]
Channel 1 Data [0]
2
0
Channel 1 LSN [0]
Channel 2 Data [3]
2
3
Channel 2 LSN [3]
Data 5
Channel 2 LSN
Channel 2 Data [2]
2
2
Channel 2 LSN [2]
Channel 2 Data [1]
2
1
Channel 2 LSN [1]
Channel 2 Data [0]
2
0
Channel 2 LSN [0]
Channel 2 Data [7]
2
7
Channel 2 MSN [3]
Data 6
Channel 2 MSN
Channel 2 Data [6]
2
6
Channel 2 MSN [2]
Channel 2 Data [5]
2
5
Channel 2 MSN [1]
Channel 2 Data [4]
2
4
Channel 2 MSN [0]