34.8.2 NCOxCLK

Note:
  1. PWS applies only when operating in Pulse Frequency mode.
Name: NCOxCLK
Address: 0x0447

NCO Input Clock Control Register

Bit 76543210 
 PWS[2:0]CKS[4:0] 
Access R/WR/WR/WR/WR/WR/WR/WR/W 
Reset 00000000 

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 4:0 – CKS[4:0]  NCO Clock Source Select

CKSClock SourceActive in Sleep
ValueNCO1
11111 - 10101Reserved-
10100CLC8_OUTNo
10011CLC7_OUTNo
10010CLC6_OUTNo
10001CLC5_OUTNo
10000CLC4_OUTNo
01111CLC3_OUTNo
01110CLC2_OUTNo
01101CLC1_OUTNo
01100TU16B_OUTNo
01011TU16A_OUTNo
01010TMR6_OUTYes
01001TMR4_OUTNo
01000TMR2_OUTNo
00111CLKREFNo
00110EXTOSCYes
00101SOSCYes
00100MFINTOSC (31.25 kHz)Yes
00011MFINTOSC (500 kHz)Yes
00010LFINTOSCYes
00001HFINTOSCYes
00000FOSCNo
PWS applies only when operating in Pulse Frequency mode.