RFM22B/23B
Table 13. Packet Handler Registers
Add R/W Function/Description
D7
D6
D5
D4
D3
D2
D1
D0
POR Def.
30
31
32
33
34
35
36
37
38
39
3A
3B
3C
3D
3E
3F
40
41
42
43
44
45
46
47
48
49
4A
4B
R/W
R
Data Access Control
EzMAC status
enpacrx
0
lsbfrst
rxcrc1
crcdonly
pksrch
skip2ph
pkrx
enpactx
pkvalid
encrc
crc[1]
pktx
crc[0]
8Dh
—
crcerror
pksent
R/W
R/W
R/W
Header Control 1
Header Control 2
Preamble Length
bcen[3:0]
hdch[3:0]
synclen[1] synclen[0] prealen[8]
0Ch
22h
08h
2Ah
2Dh
D4h
00h
00h
00h
00h
00h
00h
00h
00h
00h
00h
00h
FFh
FFh
FFh
FFh
—
skipsyn
hdlen[2]
hdlen[1]
hdlen[0]
fixpklen
prealen[7] prealen[6] prealen[5] prealen[4] prealen[3] prealen[2] prealen[1] prealen[0]
R/W Preamble Detection Control preath[4]
preath[3]
sync[30]
sync[22]
sync[14]
sync[6]
preath[2]
sync[29]
sync[21]
sync[13]
sync[5]
preath[1]
sync[28]
sync[20]
sync[12]
sync[4]
preath[0]
sync[27]
sync[19]
sync[11]
sync[3]
rssi_off[2] rssi_off[1] rssi_off[0]
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R
Sync Word 3
Sync Word 2
sync[31]
sync[23]
sync[15]
sync[7]
sync[26]
sync[18]
sync[10]
sync[2]
sync[25]
sync[17]
sync[9]
sync[1]
txhd[25]
txhd[17]
txhd[9]
sync[24]
sync[16]
sync[8]
sync[0]
txhd[24]
txhd[16]
txhd[8]
Sync Word 1
Sync Word 0
Transmit Header 3
Transmit Header 2
Transmit Header 1
Transmit Header 0
Transmit Packet Length
Check Header 3
Check Header 2
Check Header 1
Check Header 0
Header Enable 3
Header Enable 2
Header Enable 1
Header Enable 0
Received Header 3
Received Header 2
Received Header 1
Received Header 0
Received Packet Length
txhd[31]
txhd[23]
txhd[15]
txhd[7]
txhd[30]
txhd[22]
txhd[14]
txhd[6]
txhd[29]
txhd[21]
txhd[13]
txhd[5]
txhd[28]
txhd[20]
txhd[12]
txhd[4]
txhd[27]
txhd[19]
txhd[11]
txhd[3]
txhd[26]
txhd[18]
txhd[10]
txhd[2]
txhd[1]
txhd[0]
pklen[7]
chhd[31]
chhd[23]
chhd[15]
chhd[7]
hden[31]
hden[23]
hden[15]
hden[7]
rxhd[31]
rxhd[23]
rxhd[15]
rxhd[7]
pklen[6]
chhd[30]
chhd[22]
chhd[14]
chhd[6]
hden[30]
hden[22]
hden[14]
hden[6]
rxhd[30]
rxhd[22]
rxhd[14]
rxhd[6]
pklen[5]
chhd[29]
chhd[21]
chhd[13]
chhd[5]
pklen[4]
chhd[28]
chhd[20]
chhd[12]
chhd[4]
pklen[3]
chhd[27]
chhd[19]
chhd[11]
chhd[3]
hden[27]
hden[19]
hden[11]
hden[3]
rxhd[27]
rxhd[19]
rxhd[11]
rxhd[3]
pklen[2]
chhd[26]
chhd[18]
chhd[10]
chhd[2]
hden[26]
hden[18]
hden[10]
hden[2]
rxhd[26]
rxhd[18]
rxhd[10]
rxhd[2]
pklen[1]
chhd[25]
chhd[17]
chhd[9]
chhd[1]
hden[25]
hden[17]
hden[9]
hden[1]
rxhd[25]
rxhd[17]
rxhd[9]
pklen[0]
chhd[24]
chhd[16]
chhd[8]
chhd[0]
hden[24]
hden[16]
hden[8]
hden[0]
rxhd[24]
rxhd[16]
rxhd[8]
hden[29]
hden[21]
hden[13]
hden[5]
rxhd[29]
rxhd[21]
rxhd[13]
rxhd[5]
hden[28]
hden[20]
hden[12]
hden[4]
rxhd[28]
rxhd[20]
rxhd[12]
rxhd[4]
R
—
R
—
R
rxhd[1]
rxhd[0]
—
R
rxplen[7]
rxplen[6]
rxplen[5]
rxplen[4]
rxplen[3]
rxplen[2]
rxplen[1]
rxplen[0]
—
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