Port settings:
Speed 9600 bps, Bits 8, ParityOdd, Stop Bits 1, DTR and RTS logic 0
- In the MBUS bus, the phone has only one connector for transmition and\r
+ In the MBUS bus, the phone has only one connector for transmition and
reception.
- Because of this characteristics of the phone connector, every time that the\r
- PC writes into the phone it is writing as well into its own Rx. So every\r
- time the PC sends info into the phone it finds that same information in its\r
- own Rx buffers, like a mirror copy. This should be discarded.\r
+ Because of this characteristics of the phone connector, every time that the
+ PC writes into the phone it is writing as well into its own Rx. So every
+ time the PC sends info into the phone it finds that same information in its
+ own Rx buffers, like a mirror copy. This should be discarded.
- The communications is made like an old cb radio, only one\r
+ The communications is made like an old cb radio, only one
talking at a time. Many transmission are made this way:
<computer sends request>
You should wait for bus to be free for 3 miliseconds before normal
message, and for 2.5 miliseconds before acknowledge. You should wait
for acknowledge for 200 miliseconds, then retransmit.
-\r
+
Frame format for FBUS version 1:
{ FrameID, FrameLength, MsgType, {block}, SeqNo, ChkSum }
Ack:
- { FrameID, DestDEV, SrcDEV, 0x7f, Id_SeqNo, ChkSum }\r
- \r
+ { FrameID, DestDEV, SrcDEV, 0x7f, Id_SeqNo, ChkSum }
+
where Id_SeqNo: Is the sequence number that you are
- acknowleging (from\r the other part).\r
+ acknowleging (from the other part).
Frame format for Infrared: