cef830g Hope Microelectronics co., Ltd, cef830g Datasheet - Page 88

• Manufacturer Part Number: cef830g
• Description: Rf42/43 Ism Transmitter
• Manufacturer: Hope Microelectronics co., Ltd

Register 56h. Modem Test
Reset value = 00000000
Register 57h. Charge Pump Test
Reset value = 00000000
Name
Name
Type
Type
Bit
Bit
Bit
Bit
2:0
7
6
5
4
3
2
1
0
7
6
5
4
3
Tel: [phone]
bcrfbyp
pfdrst
R/
R/
D7
D7
w
w
cdcurr[2:0]
cpforceup
cpforcedn
oscdeten
fbdiv_rst
refclksel
refclkinv
bcrfbyp
slicfbyp
distogg
Name
Name
cdonly
dttype
pfdrst
ookth
fbdiv_rst
slicfbyp
R/
R/
D6
D6
w
w
If set, BCR phase compensation will be bypassed.
If set, slicer phase compensation will be bypassed.
Dithering Type.
If low and dither enabled, we add +1/0, otherwise if high and dithering enabled,
we add ±1.
If low, the ADC Oscillation Detection mechanism is allowed to work. If set, we
disable the function.
If set, in OOK mode, the slicer threshold will be estimated by 8 bits of preamble.
By default, this bit is low and the demod estimate the threshold after 4 bits.
Delta-Sigma Reference Clock Source Selection
1:
0:
Delta-Sigma Reference Clock Inversion Enable.
If reset, the discriminator toggling is disabled.
Direct Control to Analog.
Direct Control to Analog.
Charge Pump Force Up.
Charge Pump Force Down.
Charge Pump DC Offset Only.
Charge Pump DC Current Selection.
Fax: [phone]
10 MHz
PLL
cpforceup
dttype
R/
R/
D5
D5
w
w
cpforcedn
oscdeten
R/
R/
D4
D4
w
w
E-mail: [e-mail]
cdonly
ookth
Function
Function
D3
D3
R/
R/
w
w
refclksel
D2
D2
R/
R F 4 2 / 4 3
http://www.hoperf.com
w
cdcurr[2:0]
refclkinv
R/
D1
D1
R/
w
w
distogg
D0
D0
R/
w
88