參數(shù)資料
型號: 1200
廠商: TEXAS INSTRUMENTS INC
元件分類: 無繩電話/電話
英文描述: TELECOM, CELLULAR, RF AND BASEBAND CIRCUIT, QCC20
封裝: 4 X 4 MM, ROHS COMPLIANT, QLP-20
文件頁數(shù): 51/70頁
文件大?。?/td> 841K
代理商: 1200
Chipcon
SmartRF CC1100
Chipcon AS
SmartRF
CC1100 Preliminary Data Sheet (rev. 1.0) 2005-04-25
Page 55 of 68
0x18: MCSM0– Main Radio Control State Machine configuration
Bit
Field Name
Reset
R/W
Description
7:6
Reserved
R0
5:4
FS_AUTOCAL[1:0]
0 (00)
R/W
Automatically calibrate when going to RX or TX, or back to
IDLE
Setting
When to perform automatic calibration
0 (00)
Never (manually calibrate using SCAL strobe)
1 (01)
When going from IDLE to RX or TX (or FSTXON)
2 (10)
When going from RX or TX back to IDLE
3 (11)
Every 4
th time when going from RX or TX to IDLE
In some automatic wake-on-radio (WOR) applications, using
setting 3 (11) can significantly reduce current consumption.
3:2
PO_TIMEOUT
1 (01)
R/W
Programs the number of times the six-bit ripple counter must
expire before CHP_RDY_N goes low. Values other than 0 (00)
are most useful when the XOSC is left on during power-down.
Setting
Expire count
Timeout after XOSC start
0 (00)
1
Approx. 2.3s – 2.7s
1 (01)
16
Approx. 37s – 43s
2 (10)
64
Approx. 146s – 171s
3 (11)
256
Approx. 585s – 683s
Exact timeout depends on crystal frequency.
1
PIN_CTRL_EN
0
R/W
Enables the pin radio control option
0
XOSC_FORCE_ON
0
R/W
Force the XOSC to stay on in the SLEEP state.
0x19: FOCCFG – Frequency Offset Compensation configuration
Bit
Field Name
Reset
R/W
Description
7:6
Reserved
R0
5:0
FOCCFG[5:0]
54
(0x36)
R/W
Frequency offset compensation configuration. The value to use in
this register is given by the SmartRF Studio software.
0x1A: BSCFG – Bit Synchronization configuration
Bit
Field Name
Reset
R/W
Description
7:0
BSCFG[7:0]
108
(0x6C)
R/W
Bit Synchronization configuration. The value to use in this register is
given by the SmartRF Studio software.
0x1B: AGCCTRL2 – AGC control
Bit
Field Name
Reset
R/W
Description
7:0
AGCCTRL2[7:0]
3 (0x03)
R/W
AGC control register. The value to use in this register is given
by the SmartRF Studio software.
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