22.8.2 NCOxCLK

Note:
  1. PWS applies only when operating in Pulse Frequency mode.
Name: NCOxCLK
Offset: 0x0493

NCO Input Clock Control Register

Bit 76543210 
 PWS[2:0] CKS[3:0] 
Access R/WR/WR/WR/WR/WR/WR/W 
Reset 0000000 

Bits 7:5 – PWS[2:0]  NCO Output Pulse-Width Select(1)

ValueDescription
111NCO output is active for 128 input clock periods
110NCO output is active for 64 input clock periods
101NCO output is active for 32 input clock periods
100NCO output is active for 16 input clock periods
011NCO output is active for 8 input clock periods
010NCO output is active for 4 input clock periods
001NCO output is active for 2 input clock periods
000NCO output is active for 1 input clock periods

Bits 3:0 – CKS[3:0]  NCO Clock Source Select

CKSClock SourceActive in Sleep
ValueNCO1
1111-1110Reserved-
1101CLC4_OUTNo
1100CLC3_OUTNo
1011CLC2_OUTNo
1010CLC1_OUT-
1001TMR6_postscaled_OUTNo
1000TMR4_postscaled_OUTNo
0111TMR2_postscaled_OUTNo
0110EXTOSCYes
0101SOSCYes
0100MFINTOSC (32 kHz)Yes
0011MFINTOSC (500 kHz)Yes
0010LFINTOSCYes
0001HFINTOSCYes
0000FOSCNo
PWS applies only when operating in Pulse Frequency mode.