PPG Start Trigger Control Register 2
| STR2 | 8-bit UP counter operation enable bit for comparison |
| MONI2 | 8-bit UP counter operation state monitor bit for comparison |
| CS2 | 8-bit UP counter clock select bits for comparison |
| TRG16O | PPG16 trigger stop bit |
| TRG18O | PPG18 trigger stop bit |
| TRG20O | PPG20 trigger stop bit |
| TRG22O | PPG22 trigger stop bit |