DR2000-DK RFM, DR2000-DK Datasheet - Page 13

• Manufacturer Part Number: DR2000-DK
• Description: RF Modules & Development Tools 2G Development Kit 916.5MHz
• Manufacturer: RFM

Specifications of DR2000-DK

• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

DR2000 Protocol Packet definition:
Start Symbol
B10000111111110
To Add
1 Byte
1-255
***** Pk Num MUST be at least 1 count different between packets (1,2,1,2 or 1,2,3,4,5)
Example of encoded data:
10000111111110
10101110101010
10101110101010
11010101010100
10111000011100
11011000011100
st = start bit
sp = stop bit
Data shifted out lsb first
DC balanced Symbols Used in the DR2000:
A 31hex would be : 100011110001
Data out(tx)
0x0015, { NIBBLE = 0
0x0031, { NIBBLE = 1
0x0032, { NIBBLE = 2
0x0023, { NIBBLE = 3
0x0034, { NIBBLE = 4
0x0025, { NIBBLE = 5
0x0026, { NIBBLE = 6
0x0016, { NIBBLE = 7
0x001A, { NIBBLE = 8
0x0029, { NIBBLE = 9
0x002A, { NIBBLE = 10
0x000B, { NIBBLE = 11
0x002C, { NIBBLE = 12
0x000D, { NIBBLE = 13
0x000E, { NIBBLE = 14
0x001C, { NIBBLE = 15
From Add
1 Byte
1-255
Rotate(LSB to MSB)
01111111100001
01010101110101
01010101110101
00101010101011
00111000011101
00111000011011
Pk Num Cmd
1 Byte
1-255
Pre-amble 1 & 2
B10101110101010
1 Byte
3-239
010101 }
110001 }
110010 }
100011 }
110100 }
100101 }
100110 }
010110 }
101001 }
011010 }
101010 }
001110 }
001011 }
101100 }
011100 }
001101 }
Invert/drop st & sp
000000001111
010101000101
010101000101
101010101010
100011110001
100011110010
Length
1 Byte
1-255
Data
n Bytes
0-255
Pre-amble 3
B11010101010100
Start Symbol
Special Preamble 1
Special Preamble 2
AA hex Preamble 3
31 hex To Address
32 hex From Address
FCS1
1 Byte
0-255
FCS2
1 Byte
0-255
13