Specification of RTRM08 Transceiver Module Easywave I2C - ELDAT

Specification
Index 1.01
Project No.
RF-Products, Controller RTRM08 Transceiver Module Easw I 2 C Page 3
Development
Production S. Schreiber 2007-08-24
Table of Contents
1 General Description...........................................................................................................................4
2 Functional Description...................................................................................................................... 4
2.1 Pin Definition.............................................................................................................................4
2.2 Power up and Reset....................................................................................................................5
2.3 I2C-bus.......................................................................................................................................5
Signal Lines of the I2C-bus........................................................................................................5
Addressing a Slave and Performing Data Transfer....................................................................6
Accessing the Transceiver Module.......................................................................................... 12
Initialization on Reset.............................................................................................................. 19
Receiving of Easywave Telegrams.......................................................................................... 19
Learning of Easywave Telegrams............................................................................................ 21
Delete Learned Easywave Telegrams.......................................................................................21
Transmitting of Easywave Telegrams......................................................................................22
3 Electrical Characteristics................................................................................................................. 23
3.1 Absolute Maximum Ratings.................................................................................................... 23
3.2 Operating Conditions...............................................................................................................23
3.3 Characteristics..........................................................................................................................24
4 Mechanical Specification................................................................................................................ 24
Figures
Figure 1 Component side view of the transceiver module................................................................... 4
Figure 2 I2C-bus lines and common conditions...................................................................................6
Figure 3 Write transfer using a 7-bit address........................................................................................7
Figure 4 Read transfer using a 7-bit address.........................................................................................7
Figure 5 Combined write and read transfer using a 7-bit address........................................................ 8
Figure 6 Write transfer using a 10-bit address....................................................................................10
Figure 7 Read transfer using a 10-bit address.....................................................................................11
Figure 8 Combined write and read transfer using a 10-bit address.................................................... 12
Figure 9 Writing into registers of the transceiver module..................................................................13
Figure 10 Reading out registers of the transceiver module................................................................ 13
Figure 11 Sequence when receiving Easywave telegrams..................................................................20
Figure 12 Sequence when transmitting Easywave telegrams............................................................. 23
Figure 13 Drawing of the transceiver module.................................................................................... 26
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