WM8980CGEFL/RV WOLFSON [Wolfson Microelectronics plc], WM8980CGEFL/RV Datasheet - Page 88

• Manufacturer Part Number: WM8980CGEFL/RV
• Description: Stereo CODEC with Speaker Driver and Video Buffer
• Manufacturer: WOLFSON [Wolfson Microelectronics plc]

WM8980
w
3.
4.
5.
6.
7.
8.
9.
10. Enable other mixers as required.
11. Enable other outputs as required.
12. Set remaining registers.
Power Down (all cases):
1.
2.
3.
4.
5.
Enable unused output chosen from L/ROUT2, OUT3 or OUT4. If unused output not available,
chose one of these outputs not required at power up.
Set BUFDCOPEN = 1 and BUFIOEN = 1 in register R1.
Set SPKBOOST = 1 in register R49.
Set VMIDSEL[1:0] to required value in register R1. Wait for the VMID supply to settle. *Refer
notes 1 and 2.
Set L/RMIXEN = 1 and DACENL/R = 1 in register R3.
Set BIASEN = 1 in register R1.
Set L/ROUT2EN = 1 in register R3. *Note 3.
Mute all analogue outputs.
Disable Power Management Register 1. R1 = 0x00.
Disable Power Management Register 2. R2 = 0x00.
Disable Power Management Register 3. R3 = 0x00.
Remove external power supplies.
PP, Rev 3.8, May 2012
Pre-Production
88