23.3.2 Initialization

To initialize the TCD:

1. Select the clock source and the prescaler from the Control A (TCDn.CTRLA) register.
2. Select the Waveform Generation mode from the Control B (TCDn.CTRLB) register.
3. Optional: Configure the other static registers to the desired functionality.
4. Write the initial values in the Compare (TCDn.CMPxSET/CLR) registers.
5. Optional: Write the desired values to the other double-buffered registers.
6. Ensure that the Enable Ready (ENRDY) bit in the Status (TCDn.STATUS) register is set to ‘1’.
7. Enable the TCD by writing a ‘1’ to the ENABLE bit in the Control A (TCDn.CTRLA) register.