Table of Contents
1INTRODUCTION..............................................................................................................................2
1.1 QUICK START............................................................................................................................2
1.2 COMPARING MPC1 AND MBUS3/MBUS4 MODULES ..................................................................2
2WIRELESS M-BUS EMBEDDED PROTOCOL ..............................................................................3
3CONFIGURING THE MODULE OVER THE UART INTERFACE ..................................................4
3.1 SET THE MPC1 MODULE IN CONFIG MODE................................................................................4
3.2 AVAILABLE CONFIGURATION COMMANDS .....................................................................................4
3.3 EXIT CONFIG MODE AND RETURN TO SLEEP............................................................................4
4SET UP AND USE THE PULSE INPUTS .......................................................................................5
5SET UP AND USE THE INSTALLATION PIN ................................................................................6
6SET UP AND USE THE TAMPER PIN ...........................................................................................7
7SET UP AND USE ENCRYPTION ..................................................................................................8
8SET UP AND USE OTA (OVER THE AIR) CONFIGURATION......................................................9
9DOCUMENT REVISION HISTORY...............................................................................................10
APPENDIX A CONFIGURATION COMMANDS...................................................................................11
APPENDIX B CONFIGURATION MEMORY........................................................................................14
APPENDIX C CONFIGURATION MEMORY DEFAULTS....................................................................19
APPENDIX D EXAMPLES....................................................................................................................20
Table of Tables
Table 1 –MPC1 Configuration Commands overview.................................................................................4
Table 2 –SND-IR Message example.........................................................................................................6
Table 3 –Configuration Memory ..............................................................................................................14
Table of Figures
Figure 1 –Wireless M-Bus Packet .............................................................................................................3
Figure 2 –Pulse Pin connection, R1 ~ 0-10k Ohm....................................................................................5
Figure 3 –OTA123 flow..............................................................................................................................9
Table of Examples
Example 1 –Set encryption key via UART.................................................................................................8
Example 2 –Set desired MBUS_MODE and TX_INTERVAL..................................................................20
Example 3 –Set Manufacturer ID, Unique ID, version and device information .......................................21
Example 4 –Set desired TX_INTERVAL .................................................................................................22
Example 5 –Example message –SND-NR sent from dual electricity meter..........................................23
Example 6 –Example message –Configuration message (OTA123, step 1), RC1701HP-MPC1 ........24
Example 7 –Example message –Configuration message (OTA123, step 1), RC1180-MPC1..............25
Example 8 –Example message –Configuration setting message (OTA123, step 2) ............................26
Example 9 –Example message –Reset message (OTA123, step 2) ....................................................27
Example 10 –Example message –Two pulse counters and flow for both.............................................28
Abbreviations
