XE1203F 查看數據表（PDF） - Semtech Corporation

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XE1203F

433 MHz / 868 MHz / 915 MHz Low-Power, Integrated UHF Transceiver

Semtech Corporation 

XE1203F

5.2.4 SWParam Configuration Register - switching parameters

The table below shows 2 sets of user-predefined configuration registers. Please refer to Section 5.2 for more

details.

Name

Bits Address Description

SWParam_mode_1

SWParam_Power_1

SWParam_Rmode_1

RESERVED

SWParam_Freq_1

SWParam_node_2

SWParam_Power_2

SWParam_Rmode_2

RESERVED

SWParam_Freq_2

7-6 00110 Chip mode configuration set#1:

00 -> Sleep mode

01 -> Stand by mode

10 -> Receiver mode

11 -> Transmitter mode

5-4 00110 Transmitter output power configuration set#1:

00 -> 0 dBm

01 -> 5 dBm

10 -> 10 dBm

11 -> 15 dBm

3

00110 Receiver Mode configuration set#1:

0 -> Mode A (high sensitivity)

1 -> Mode B (high linearity)

2-0 00110 RESERVED

7-0 00111 LO frequency in 2’s complement representation configuration

7-0

01000 set#1:

00…0 -> Flo = middle of the range

0X…X-> Flo = higher than the middle of the range

1X…X-> Flo = lower than the middle of the range

see Table 14 below

7-6 01001 Chip mode configuration set#2:

00 -> Sleep mode

01 -> Stand by mode

10 -> RX mode

11 -> TX mode

5-4 01001 Transmitter output power configuration set#2:

00 -> 0 dBm

01 -> 5 dBm

10 -> 10 dBm

11 -> 15 dBm

3 010001 Receiver Mode configuration set#2:

0 -> Mode A (high sensitivity)

1 -> Mode B (high linearity)

2-0 01001 RESERVED

7-0 01010 LO frequency in 2’s complement representation configuration

7-0

01011 set#2:

00…0 -> Flo = middle of the range

0X…X-> Flo = higher than the middle of the range

1X…X-> Flo = lower than the middle of the range

see Table 14 below

Table 13: SWParam Configuration Register

The table following provides examples of LO frequency settings with FSParam_Freq:

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