RPC-UHF RADIOMETRIX [Radiometrix Ltd], RPC-UHF Datasheet - Page 15

• Manufacturer Part Number: RPC-UHF
• Description: Radio Packet Controller
• Manufacturer: RADIOMETRIX [Radiometrix Ltd]

P
address
default
formula
valid range
W
address
default
formula
valid range
S
address
default
formula
valid range
TX ↔
address
default
formula
valid range
PWR → → → → RX
address:
default:
formula:
valid range:
TX-B
address
default
formula
valid range
Radiometrix Ltd, RPC
LEEP
REAMBLE
AKE
↔ ↔ ↔ RX
ACK
-U
-T
P
IME
-O
FF
Number of "01" preamble cycles on TX packets
One '01' cycle takes 50µs @ 40kbit/s
01
64
Preamble time = P
01 to FF
Number of units of 'W
To be sent as extended preamble to wake-up a remote RPC in power
save mode. W
units OFF Time
02
FF
Wake-up message = W
01 to FF
Power Save 'Off' Time (RC controlled)
The OFF time is controlled by an RC oscillator in the RPC which has a
wide tolerance of +/- 30%
03
05
Off-time = 22 * 2
00 to 07
TX ↔
04
1E
Delay = TX ↔ RX * 0.1 ms
01 to FF
RX stabilisation delay in units of 100 µ µ µ µ s
05
1E
Delay = PWR → RX * 0.1 ms
01 to FF
Maximum TX Back-off delay in units of 1ms
Used when LBT=1 & DBT=1
06
03
maximum delay = (2
00 to 07
00 = 0 - 1 ms
01 = 0 - 3 ms
02 = 0 - 7 ms
03 = 0 - 15 ms
↔ ↔ ↔ RX change over delay in units of 100 µ µ µ µ s
AKE
S
-U
LEEP
REAMBLE
P
-T
TX-B
should be set to approx. 1.5 times the remote
IME
AKE
AKE
ACK
ms
-U
-O
-U
* 0.05 ms
FF
P
04= 0 - 31 ms
05 = 0 - 63 ms
06 = 0 - 127 ms
07 = 0 - 255 ms
P
- 1) ms
* 13.1 ms
P
REAMBLE
+ P
LEASE
H
OLD
L
INE
'
page 15