參數(shù)資料
型號(hào): EM2420TR
廠商: Electronic Theatre Controls, Inc.
英文描述: 2.4 GHz IEEE 802.15.4 / ZigBee RF Transceiver
中文描述: 2.4 GHz IEEE 802.15.4標(biāo)準(zhǔn)/ ZigBee的射頻收發(fā)器
文件頁(yè)數(shù): 75/89頁(yè)
文件大?。?/td> 1758K
代理商: EM2420TR
EM2420
Ember Part Number: 120-0049-000
C
EM2420 Datasheet
Page 75 of 89
MANFIDH (0x1F) - Manufacturer ID, Upper 16 Bit
Bit
Field Name
Reset
R/W
Description
15:12
VERSION[3:0]
0
R
Version number. Current number is 0.
11:0
PARTNUM[15:4]
0
R
The device part number.
EM2420
has part number 0x002.
FSMTC (0x20) - Finite state machine time constants
Bit
Field Name
Reset
R/W
Description
15:13
TC_RXCHAIN2RX[2:0] 3
R/W
The time in 5 us steps between the time the RX chain is enabled
and the demodulator and AGC is enabled. The RX chain is
started when the bandpass filter has been calibrated (after 6.5
symbol periods).
12:10
TC_SWITCH2TX[2:0]
6
R/W
The time in advance the PA is powered up before enabling TX.
In
μ
s.
9:6
TC_PAON2TX[3:0]
10
R/W
The time in advance the RXTX switch is set high, before
enabling TX. In
μ
s.
5:3
TC_TXEND2SWITCH[2:0]
2
R/W
The time after the last chip in the packet is sent, and the rxtx
switch is disabled. in
μ
s.
2:0
TC_TXEND2PAOFF[2:0]
4
R/W
The time after the last chip in the packet is sent, and the PA is
set in power-down. Also the time at which the modulator is
disabled. In
μ
s.
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