Communication profiles
29
Operation of bits 0…3 and 7 of the DSP 402 Control Word
X: Bits marked with X are irrelevant
* See figure
State machine, DSP 402 communication profile
on
page 32.
6
Ramp function
generator use ref.
0
Ramp function generator input value is set
to zero.
1
Normal operation:
Ramp function
generator input is the ramp reference.
7
Fault reset
The functionality of bits 0…3 and 7 are
described in table
Operation of bits 0…3
and 7 of the DSP 402 Control Word
.
8
Halt (not used)
9…10 Reserved
11…15 Drive specific (not
used)
Control Word bit
Command
Fault
reset
bit 7
Enable
operation
bit 3
Quick
stop
bit 2
Enable
voltage
bit 1
Switch
on
bit 0
State
transitions *
Shut down
0
X
1
1
0
2, 6, 8
Switch on
0
0
1
1
1
3
Switch on
0
1
1
1
1
3 (+4)**
Disable
voltage
0
X
X
0
X
7, 9, 10 , 12
Quick stop
0
X
0
1
X
7, 10, 11
Disable
operation
0
0
1
1
1
5
Enable
operation
0
1
1
1
1
4
Fault reset
X
X
X
X
15
Bit
Name
Value
Description
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