Table of Contents
1 INTRODUCTION .............................................................................................................................. 2
1.1 QUICK START ............................................................................................................................ 2
1.2 COMPARING MPC1 AND MBUS3/MBUS4 MODULES .................................................................. 2
2 WIRELESS M-BUS EMBEDDED PROTOCOL .............................................................................. 3
3 CONFIGURING 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
4 SET UP AND USE THE PULSE INPUTS ....................................................................................... 5
5 SET UP AND USE THE INSTALLATION PIN ................................................................................ 6
6 SET UP AND USE THE TAMPER PIN ........................................................................................... 7
7 SET UP AND USE ENCRYPTION .................................................................................................. 8
8 SET UP AND USE OTA (OVER THE AIR) CONFIGURATION ...................................................... 9
9 DOCUMENT 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
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