32.8.2 NCOxCLK

Note:
  1. PWS applies only when operating in Pulse Frequency mode.
Name: NCOxCLK
Address: 0x447,0x44F,0x457

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

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

CKS Clock Source Active in Sleep
Value NCO1 NCO2 NC03
11111-11011 Reserved -
11010 CLC8_OUT No
11001 CLC7_out No
11000 CLC6_out No
10111 CLC5_OUT No
10110 CLC4_OUT No
10101 CLC3_out No
10100 CLC2_OUT No
10011 CLC1_OUT No
10010 NCO3_OUT NCO3_OUT Reserved No
10001 NCO2_OUT Reserved NCO2_OUT No
10000 Reserved NCO1_OUT NCO1_OUT No
01111-01011 Reserved -
01010 TMR6_OUT No
01001 TMR4_OUT No
01000 TMR2_OUT No
00111 CLKREF No
00110 EXTOSC Yes
00101 SOSC Yes
00100 MFINTOSC (31.25 kHz) Yes
00011 MFINTOSC (500 kHz) Yes
00010 LFINTOSC Yes
00001 HFINTOSC Yes
00000 FOSC No
PWS applies only when operating in Pulse Frequency mode.