WM8321
Production Data
REFER TO
REGISTER
ADDRESS
BIT
LABEL
DEFAULT
DESCRIPTION
OTP_READ
Selects READ command for the selected memory
page(s).
8
0
0 = No action
1 = Read Command
Protected by security key.
OTP_READ_L
VL [1:0]
Selects the Margin Level for READ or VERIFY OTP
commands.
7:6
00
00 = Normal
01 = Reserved
10 = Margin 1
11 = Margin 2
Protected by security key.
OTP_BULK
Selects the number of memory pages for ICE / OTP
commands.
5
0
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
Register 400Ah OTP Control
REGISTER
ADDRESS
BIT
LABEL
DEFAULT
DESCRIPTION
REFER TO
R16396
GP12_LVL
GPIO12 level.
11
0
(400Ch)
GPIO Level
When GP12_FN = 0h and GP12_DIR = 0, write to this
bit to set a GPIO output.
Read from this bit to read GPIO input level.
When GP12_POL is 0, the register contains the
opposite logic level to the external pin.
GP11_LVL
GP10_LVL
GPIO11 level.
10
0
0
When GP11_FN = 0h and GP11_DIR = 0, write to this
bit to set a GPIO output.
Read from this bit to read GPIO input level.
When GP11_POL is 0, the register contains the
opposite logic level to the external pin.
GPIO10 level.
9
When GP10_FN = 0h and GP10_DIR = 0, write to this
bit to set a GPIO output.
Read from this bit to read GPIO input level.
When GP10_POL is 0, the register contains the
opposite logic level to the external pin.
PD, February 2012, Rev 4.0
150
w
WOLFSON [ WOLFSON MICROELECTRONICS PLC ]
