WM8321
Production Data
ADDRESS
R16394 (400Ah)
OTP Control
BIT
LABEL
DEFAULT
DESCRIPTION
OTP_PROG
Selects the PROGRAM device state.
0 = No action
15
0
1 = Select PROGRAM mode
Note that, after PROGRAM mode has
been selected, the chip will remain in
PROGRAM mode until a Device Reset.
Protected by user key
13
11
10
9
OTP_MEM
1
0
Selects ICE or OTP memory for Program
commands.
0 = ICE
1 = OTP
Protected by user key
OTP_FINAL
OTP_VERIFY
OTP_WRITE
OTP_READ
Selects the FINALISE command,
preventing further OTP programming.
0 = No action
1 = Finalise Command
Protected by user key
0
Selects the VERIFY command for the
selected OTP memory page(s).
0 = No action
1 = Verify Command
Protected by user key
Selects WRITE command for the
selected OTP memory page(s).
0 = No action
0
1 = Write Command
Protected by user key
Selects READ command for the selected
memory page(s).
8
0
0 = No action
1 = Read Command
Protected by user key
OTP_READ_L
VL [1:0]
Selects the Margin Level for READ or
VERIFY OTP commands.
00 = Normal
7:6
00
01 = Reserved
10 = Margin 1
11 = Margin 2
Protected by user key
5
OTP_BULK
0
Selects the number of memory pages for
ICE / OTP commands.
0 = Single Page
1 = All Pages
OTP_PAGE
[1:0]
Selects the single memory page for ICE /
OTP commands (when OTP_BULK=0).
1:0
00
If OTP is selected (OTP_MEM = 1):
00 = Page 0
01 = Page 1
10 = Page 2
11 = Page 3
If ICE is selected (OTP_MEM = 0):
00 = Page 2
01 = Page 3
10 = Page 4
11 = Reserved
Table 24 OTP Memory Control
PD, February 2012, Rev 4.0
56
w
WOLFSON [ WOLFSON MICROELECTRONICS PLC ]
