Owner manual
RC2100
2005 Radiocrafts AS RC2100 Data Sheet (rev. 1.0) Page 9 of 22
Configuration Memory
The table below shows the complete list of configurable parameters stored in non-volatile
memory for RC2100. These values can be changed using the ‘M’ command. All addresses
and arguments must be sent as binary values to the module (not as ASCII representation for
hex or decimal).
Parameter Description Address
hex
Argument
dec
Factory
setting
hex (dec)
Comment
Radio configuration
RF_CHANNEL Default RF
channel
0x00 1-83
0x32 (50) See data sheet for
channel frequencies.
RF_POWER Default RF
output power
0x01 1-5 0x05 (5)
See data sheet for output
power levels.
RF_DATA_RATE Default RF data
rate
0x02 NA 0x01 (1)
RC2100 have fixed data
rate 250 kbps.
Reserved 0x03 0x00 (0)
Reserved 0x04 0x02 (2)
Reserved 0x05 0x01 (1)
CCA_THRESHOLD 0x06 0xE0(-32) See data sheet for
details.
CCA_ENABLE 0x07 0: PA_EN
1: CCA
0x00 (0) Configures pin 23
Reserved 0x08 0x00 (0)
Reserved 0x09 0x00 (0)
Radio packet configuration
Reserved 0x0A 0x08 (8)
Reserved 0x0B-
0x0D
0xD391D
A
ABSOLUTE_MAX_
PACKET_LENGTH
0x0E 0x7D
(125)
Limited by hardware. Do
not change.
PACKET_LENGTH Max packet
length. When
buffer is full,
modem will
transmit data
0x0F 0x01-0x7D
(1-125)
0x72
(114)
PACKET_TIMEOUT Time before
modem time-
out and
transmit
buffered data
0x10 0x00-0xFE
(0-254)
0x00 (0): None
0x01 (1): 32 ms
0x02 (2): 48 ms
0x03 (3): 64 ms
0x7C (124): 2 s
0xF9 (249): 4 s
0x7C
(124)
None means packet
timeout is disabled (not 0
s). Use packet length or
end character instead.
Timeout value is
(PACKET_TIMOEOUT x
16 ms) + 0/16 ms
min/max
0xFE (254) is max, giving
4.080 sec.
Default is 2 s = 0x7C
(124)
PACKET_END_
CHARACTER
0x11 0x00-0xFF
(0-255)
0: None
0x0D (13): CR
0x0A (10): LF
0x5A (90): ‘Z’
0x00 (0) ASCII character (any
character can be chosen,
CR, LF and ‘Z‘ are
examples only)
Medium access, addressing and network management
Reserved 0x12 0x02 (2)
MAC_MODE 0x13 0:Transparent
1: Buffered
0x01 (1) Transparent means using
RXEN and TXEN.
ADDRESS_MODE 0x14 0: No addressing
1: Reserved
2: Simple
addressing
9: Addressing
with PAN_ID
0x00 (0) Set to 0 in transparent
mode. For description of
the addressing modes
see elsewhere in this
data sheet.










