Owner's manual

27
AT86RF211
1942C–WIRE–06/02
Table 6. CTRL1 Detailed Description
(1)(2)(4)(3)
Name
Number
of Bits Comments
PDN 1 General power-down
0: power down mode; only the serial interface is active
1: AT86RF211 activated
resetvalue:0
RXTX 1 Reception or transmission selection
0: Rx mode
1: Tx mode
resetvalue:0
DATACLK 1 DATA clock recovery selection
0: no signal on DATACLK output pin
1: Clock recovery active: DATACLK activated
resetvalue:0
TXLOCK 1 Transmission on PLL lock
0: transmission enabled, regardless of the PLL lock status
1: transmission only when the PLL is locked
resetvalue:1
note: the PLL status is stored in the PLLL bit of the STATUS register
PAPDN 1 Power amplifier power down
0: Tx Power Amplifier power down mode
1: Tx Power Amplifier activated (only if PDN = 1)
resetvalue:0
WUEN 1 Wake-up function enable
0: Wake-up function disabled, whatever the content of the wake-up control registers
1: Wake-up function activated, depending on the content of wake-up control registers
resetvalue:0
LNAGSEL 1 LNA gain selection
0: maximum gain
1: minimum gain
resetvalue:0
MVCC 1 RSSI or V
CC
power supply measurement selection
0: RSSI voltage measurement, value is stored in STAT register: MRSSI bits
1: V
CC
voltage measurement, value is stored in STAT register: MVCC bits
resetvalue:0
TRSSI 6 RSSI value threshold
DATAMSG validated if RSSI ≥ TRSSI + HRSSI (high RSSI level)
DATAMSG inhibited if RSSI < TRSSI - HRSSI (low RSSI level)
reset value: (000000)
2
HRSSI 3 Value RSSI hysteresis
reset value: (000)
2
TXLVL 3 Tx PA output power selection
(000)
2
: minimum transmission level
(111)
2
: maximum transmission level
reset value: (000)
2
TXFS 1 Tx frequency selection
0: F0 & F1 1: F2 & F3
resetvalue:0