This bit field sets the logical value of the PWMx signal for the corresponding
states in the TCD cycle.
These settings are valid only if the Compare Output Value Override (CMPOVR) bit
in the Control C (TCDn.CTRLC) register is written to ‘1
’.
Table 25-12. Two and Four Ramp
Mode
CMPxVAL |
DTA |
OTA |
DTB |
OTB |
PWMA |
CMPAVAL[0] |
CMPAVAL[1] |
CMPAVAL[2] |
CMPAVAL[3] |
PWMB |
CMPBVAL[0] |
CMPBVAL[1] |
CMPBVAL[2] |
CMPBVAL[3] |
When used in One Ramp mode, WOA will only use the setup for Dead-Time A (DTA) and
On-Time A (OTA) to set the output. WOB will only use Dead-Time B (DTB) and
On-Time B (OTB) values to set the output.
Table 25-13. One Ramp Mode
CMPxVAL |
DTA |
OTA |
DTB |
OTB |
PWMA |
CMPAVAL[1] |
CMPAVAL[0] |
- |
- |
PWMB |
- |
- |
CMPBVAL[3] |
CMPBVAL[2] |