Owner manual
RC1180-MBUS
2008 Radiocrafts AS RC1180-MBUS Data Sheet (rev. 1.0) Page 17 of 28
Configuration Memory
The table below shows the complete list of configurable parameters stored in non-volatile
memory. 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 1-12 0x0B (11)
See data sheet for
channel frequencies.
S: Use 11
T1: Use 12
R2: Use 1-10
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 1-3
1: 4.8 kbit/s
2: 32.768 kbit/s
3: 100 kbit/s
0x02 (2)
S: Use 2
T1: Use 3
R2: Use 1
MBUS_MODE M-Bus mode 0x03 0-1
0: S1
1: T1
0x00 (0)
SLEEP_MODE Sleep mode 0x04 0: Disable Sleep
1: Enable Sleep
0x00 (0) When enabled the
module enter Sleep mode
after transmission
RSSI_MODE Append RSSI
to received
data
0x05 0:Disabled
1: Enabled
0x00 (0) When enabled the RSSI
value is appended to the
received data
Reserved 0x06 0x64(100)
Reserved 0x07 0x00 (0)
Reserved 0x08 0x00 (0)
Reserved 0x09 0x00 (0)
Radio packet configuration
PREAMBLE_
LENGTH
0x0A 4 bytes 0x04 (4) S: 4 (short), 70 (long)
T: 4 (meter), 3 (other)
R: 10
Reserved 0x0B-
0x0D
0xD391D
A
Do not change.
ABSOLUTE_MAX_
PACKET_LENGTH
0x0E 0x80
(128)
Limited by hardware. Do
not change.
PACKET_LENGTH Max packet
length.
0x0F 0x01-0x80
(1-128)
0x80
(128)
Do not change
PACKET_TIMEOUT Time before
modem time-
out and clears
transmit buffer
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).
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)
Reserved 0x11 0x00 (0)
Medium access, addressing and network management
Reserved 0x12 0x02 (2)
Reserved 0x13 0x01 (1) Do not change.
Reserved 0x14 0x00 (0) Do not change.
Reserved 0x15 0x00 (0) Do not change.
Reserved 0x16 0x00 (0)