Name
Description
Unit
OnTime
Timer duration (for timer mode)
s
OnTime_step
Step for increasing or decreasing
OnTime
s
ZCS margin
Margin before next cycle (for phase
control mode)
µs
System State
State of the STEVAL board
NA
Fault Code
Information about board error
NA
Table 5.
Configurable parameters
Name
Description
Unit
Range
Default value
Storable
tp
Gate control pulse time (for
ON/OFF basic and timer
modes)
µs
10 to (Mains Period ÷
2)
5000
Yes
tp_step
Step for increasing or
decreasing tp
µs
10 to 1000
1000
Yes
on_time
Timer duration (for timer
mode)
s
0 to 10 000
5
Yes
on_time_step
Step for increasing or
decreasing on_time
s
1 to 10
1
Yes
zcs_margin
Margin before next cycle (for
phase control mode)
µs
100 to 1000
100
Yes
pbtlow
Push button pressure delay
ms
100 to 500
100
Yes
zvs_hw
ZVS function implemented
NA
0 or 1
1
Yes
td_zvs
ZVS delay
µs
(- Mains Period ÷ 4) to
(Mains Period ÷ 4)
0
Yes
td_min
Minimum td value range
µs
0 to td_max-1
0
Yes
td_max
Maximum td value range
µs
(1) to (Mains
Period ÷ 2-
zcs_margin)
Mains Period ÷
2-zcs_margin
No
td_index
td table index
NA
1 to N_td
N_td
Yes
n_step
Number of steps for soft-start
and soft-stop
NA
5 to 100
10
Yes
td_buffer
td table
NA
5 to 100
20
Yes
td_element
td value of chosen index
NA
td_min to td_max
NA
Yes
For more details about terminal configuration and use, and about parameters, refer to the
firmware user manual.
UM2304
User interface
UM2304
-
Rev 3
page 21/46