MIC2593
Micrel
Control Register, Slot B (CNTRLB)
8-Bits, Read/Write
Control Register, Slot B (CNTRLB)
D[7]
D[6]
D[5]
D[4]
D[3]
D[2]
D[1]
D[0]
read-only
AUXBPG
read-only
MAINBPG
read only
Reserved
read only
Reserved
read-only
Reserved
read-only
Reserved
read/write
MAINB
read/write
VAUXB
Bit(s)
Function
Operation
AUXBPG
AUX output power-good status, Slot B
1 = Power-is-Good
(VAUXB Output is above its UVLO threshold)
MAINBPG MAIN output power-good status, Slot B
1 = Power-is-Good
(MAINB Outputs are above their UVLO
thresholds)
D[5]
D[4]
Reserved
Always read as zero
Always read as zero
Always read as zero
Always read as zero
0 = Off, 1 = On
Reserved
D[3]
Reserved
D[3]
Reserved
MAINB
VAUXB
MAIN enable control, Slot B
VAUX enable control, Slot B
0 = Off, 1 = On
Power-Up Default Value: 0000 0000 = 00
b
h
Command_Byte Value (R/W): 0000 0011 = 03
b
h
The power-up default value is 00 . Slot is disabled upon power-up, i.e., all supply outputs are off.
h
April 2004
17
M9999-042204