Sundance SMT942 - Manual (Page 23)

User Manual SMT942 Page 23 of 55 Last Edited: 23/08/2011 17:25:00
Default ‘01101000’
0 Reserved
Default ‘00000000’
CLOCK Register 10 0x20.
Clock Register 10 0x20
Byte Bit 7 Bit 6 Bit 5 Bit 4 Bit 3 Bit 2 Bit 1 Bit 0
1 Reserved
Default ‘00000001’
0 Reserved Reserved
Default ‘0111’ ‘1000’
CLOCK Register 11 0x21.
Clock Register 11 0x21
Byte Bit 7 Bit 6 Bit 5 Bit 4 Bit 3 Bit 2 Bit 1 Bit 0
1 Reserved
Default ‘01101000’
0 Reserved Reserved
Default ‘0000’ ‘0000’
CLOCK Register 12 0x22.
Clock Register 12 0x22
Byte Bit 7 Bit 6 Bit 5 Bit 4 Bit 3 Bit 2 Bit 1 Bit 0
1 INDET_BP START_B
YPASS
DIVSYNC
_DIS
Reserved LOCKW HOLD_CNT
Default ‘0’ ‘0’ ‘0’ ‘0’ ‘00’ ‘00’
0 Reserved HOLD Reserved HOLDF Reserved
Default ‘0’ ‘0’ ‘0’ ‘0’ ‘1001’
Reset Register 12 0x22
Setting Bit 4 Description Frequency Hold Over (External) enable HOLDF
0 ‘0’ Off
1 ‘1’ On
Setting Bit 6 Description equals to HOLD pin HOLD
0 ‘0’ Tri-state charge pump
1 ‘1’
Setting Bit 6 Description equals to HOLD pin HOLD
0 ‘0’ Tri-state charge pump
1 ‘1’