Bosch PIN8 N1 Guide de dépannage télécharger pdf (Page 58)

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4-4 Master Communication MPH-02, MPB-02, MPD-02

DOK-INDRV*-MP*-02VRS**-FK01-EN-P

• 0xF: error, command execution impossible

• 0x5: command execution interrupted

• 0x3: command correctly executed

For master-side detection of a change of the command acknowledgment

by the drive the "command change bit" (KA bit) is available in S-0-0135,

Drive status word.

• The bit is set by the drive when the command acknowledgment

changes from the "in process" (0x7) status to the "error, command

execution impossible" (0xF) or "command correctly executed" (0x3)

status.

• The bit is cleared when the master clears the input (0x0).

DK000024v01_en.fh7

command

change bit

in drive status

word

data status of

command

parameter

(= acknow-

ledgment)

command

processed

command completed

without error

command cleared

data of

command

parameter

(= input)

command

started

command

cleared

approx. 2 ms approx. 2 ms

Fig. 4-4: Input, acknowledgment and command change bit in the case of

correct execution

approx. 2 ms

DK000025v01_en.fh7

command

change bit

in drive status

word

data status of

command

parameter

(= acknow-

ledgment)

command

processed

command completed

with error

command cleared

data of

command

parameter

(= input)

command

started

command

cleared

0xF

Fig. 4-5: Input, acknowledgment and command change bit in the case of

incorrect execution

Command Change Bit

1 2 ... 53 54 55 56 57 58 59 60 61 62 63 ... 727 728

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Bosch PIN8 N1 Guide de dépannage Page 58

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