Production Data
WM8352
REGISTER
ADDRESS
BIT
LABEL
DEFAULT
DESCRIPTION
DC-DC6 Output Capacitor
REFER TO
R195 (C3h)
DCDC6
Control
15:14
DC6_CAP[1:0]
00
00 = 10uF, 30uF, 45uF
01 = 60uF, 85uF
10 = Not used
11 = 100uF
11
DC6_DISOVP
DC6_OPFLT
0
0
Over voltage Protection
0 = enabled
1 = disabled
Reset by state machine. Default held in metal mask.
10
Enable discharge of DC-DC6 outputs when DC-DC6
is disabled
0 = Enabled - Output to be discharged
1 = Disabled - Output is left floating
DC-DC6 Converter output voltage settings in 25mV
steps.
Maximum output = 3.4V.
6:0
DC6_VSEL[6:0] 000_0000
010_0110
010_0110
010_1001
110 0110 = 3.4V
110 0010 = 3.3V
101 0110 = 3.0V
100 1110 = 2.8V
……
010 0110 = 1.8V
000 1110 = 1.2V
000 0110 = 1.0V
000 0000 = 0.85V
Reset by state machine. Default held in metal mask.
Register C3h DCDC6 Control
REGISTER
ADDRESS
BIT
LABEL
DEFAULT
DESCRIPTION
REFER TO
R196 (C4h)
DCDC6
15:14 DC6_ERRACT[1:0]
00
Action to take on DC-DC6 fault (as well as
generating an interrupt):
Timeouts
00 = ignore
01 = shut down converter
10 = shut down system
11 = reserved (shut down system)
Reset by state machine. Default held in metal
mask.
13:10 DC6_ENSLOT[3:0]
0000
0100
0011
0010
Time slot for DC-DC6 start-up
0000 = Disabled (do not start up)
0001 = Start-up in time slot 1
… (total 14 slots available)
1110 = Start-up in time slot 14
1111 = Start-up on entering ACTIVE
Reset by state machine. Default held in metal
mask.
9:6
DC6_SDSLOT[3:0]
0000
Time slot for DC-DC6 shutdown.
0000 = Shut down on entering OFF
0001 = Shutdown in time slot 1
…. (total 14 slots available)
1110 = Shutdown in time slot 14
1111 = Shut down on entering OFF
PD, February 2011, Rev 4.4
303
w
WOLFSON [ WOLFSON MICROELECTRONICS PLC ]
