LPEN1=value1, LPEN0=value1
SD Loop Control Register
| LPCH0 | Loop 0 Channel |
| LPEN0 | Loop 0 Enable 0 (value1): Off: standard operation 1 (value2): ON: sigma-delta-loop is active |
| LPCH1 | Loop 1 Channel |
| LPEN1 | Loop 1 Enable 0 (value1): Off: standard operation 1 (value2): ON: sigma-delta-loop is active |