SMH4814
Preliminary Information
CONFIGURATION REGISTERS (CONTINUED)
Register R0A – Over Current Level
Bits D[7:0] control the Over Current Level.
Register R0A
D7
0
D6
D5
D4
1
D3
0
D2
0
D1
1
D0
0
Action
Over Current Level = Current DAC Max Voltage
(R09[5:4]) * n/256, where n is the value in this
register. The default value (shown here) is 50mV
0
1
Register R0B – Quick-TripTM Over Current Level.
Bits D[7:0] control the Fast Response Over Current Level
Register R0B
D7
1
D6
D5
D4
1
D3
1
D2
1
D1
0
D0
0
Action
Fast Response Over Current Level (2’s complement)
= Current DAC Max Voltage * (256-n)/256.
The default value (shown here) is 100mV.
0
0
Register R0C – PUPX Sequence Time Slot
Bits D[7:6] control the PUPD Time Slot. Bits D[5:4] control the PUPC Time Slot. Bits D[3:2] control the PUPB Time
Slot. Bits D[1:0] control the PUPA Time Slot.
Register R0C
D7
0
0
1
1
-
D6
0
1
0
1
-
D5
D4
-
D3
-
D2
-
D1
-
D0
-
Action
-
PUPD Time Slot = 0
PUPD Time Slot = 1
PUPD Time Slot = 2
PUPD Time Slot = 3
PUPC Time Slot = 0
PUPC Time Slot = 1
PUPC Time Slot = 2
PUPC Time Slot = 3
PUPB Time Slot = 0
PUPB Time Slot = 1
PUPB Time Slot = 2
PUPB Time Slot = 3
PUPA Time Slot = 0
PUPA Time Slot = 1
PUPA Time Slot = 2
PUPA Time Slot = 3
-
-
-
-
-
-
-
-
-
0
1
0
1
-
-
-
-
-
-
-
-
-
-
0
0
1
1
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
0
0
1
1
-
0
1
0
1
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
0
0
1
1
0
1
0
1
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
Summit Microelectronics, Inc
2080 2.0 07/21/05
36