RAMPB=RAMP1, WAVEGENB=NFRQ
Waveform Control Buffer
| WAVEGENB | Waveform Generation Buffer 0 (NFRQ): Normal frequency 1 (MFRQ): Match frequency 2 (NPWM): Normal PWM 4 (DSCRITICAL): Dual-slope critical 5 (DSBOTTOM): Dual-slope with interrupt/event condition when COUNT reaches ZERO 6 (DSBOTH): Dual-slope with interrupt/event condition when COUNT reaches ZERO or TOP 7 (DSTOP): Dual-slope with interrupt/event condition when COUNT reaches TOP  |  
| RAMPB | Ramp Mode Buffer 0 (RAMP1): RAMP1 operation 1 (RAMP2A): Alternative RAMP2 operation 2 (RAMP2): RAMP2 operation 3 (RAMP2C): Critical RAMP2 operation  |  
| CIPERENB | Circular Period Enable Buffer  |  
| CICCENB0 | Circular Channel 0 Enable Buffer  |  
| CICCENB1 | Circular Channel 1 Enable Buffer  |  
| CICCENB2 | Circular Channel 2 Enable Buffer  |  
| CICCENB3 | Circular Channel 3 Enable Buffer  |  
| POLB0 | Channel 0 Polarity Buffer  |  
| POLB1 | Channel 1 Polarity Buffer  |  
| POLB2 | Channel 2 Polarity Buffer  |  
| POLB3 | Channel 3 Polarity Buffer  |  
| SWAPB0 | Swap DTI Output Pair 0 Buffer  |  
| SWAPB1 | Swap DTI Output Pair 1 Buffer  |  
| SWAPB2 | Swap DTI Output Pair 2 Buffer  |  
| SWAPB3 | Swap DTI Output Pair 3 Buffer  |