Datasheet

50 MA 248i Leuze electronic

10.2 Description of the input bytes (status bytes)

10.2.1 Structure and meaning of the input bytes (status bytes)

Table 10.1: Structure of the input bytes (status bytes)

Bits of the input byte (status byte) 0

Bits of the input byte (status byte) 1

Notice!

T-bit means toggle bit, i.e. this bit changes its state on each event ("0" → "1" or "1" → "0").

76543210

ND BO DL BLR DEX SMA W-ACK Status byte 0

DLC7DLC6DLC5DLC4DLC3DLC2DLC1DLC0 Status byte 1

Data byte / parameter byte 0

Data

Data byte / parameter byte 1

…

Bit no. Designation Meaning

0 W-ACK Write-Acknowledge (write confirmation when using buffer)

2 SMA Service mode active(service mode activated)

3 DEX Data exist (data in transmit buffer)

4 BLR Next block ready (new block ready)

5 DL Data loss

6 BO Buffer overflow

7 ND New data only in Transparent mode

Bit no. Designation Meaning

0…7 DLC0… DLC7 Data Length Code (length of the following user data)