Specification of RTRM08 Transceiver Module Easywave I2C - ELDAT
Specification of RTRM08 Transceiver Module Easywave I2C - ELDAT
Specification of RTRM08 Transceiver Module Easywave I2C - ELDAT
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<strong>Specification</strong><br />
Index 1.01<br />
Project No.<br />
RF-Products, Controller <strong>RTRM08</strong> <strong>Transceiver</strong> <strong>Module</strong> Easw I 2 C Page 13<br />
Development<br />
Production S. Schreiber 2007-08-24<br />
which the current register address pointer specifies (Figure 10). The register address pointer is incremented<br />
by one after each read, so the next transferred data byte is read out <strong>of</strong> the next register.<br />
addressing the<br />
module for write<br />
transfer<br />
write transfers<br />
free slave address data byte data byte data byte data byte ... free<br />
register<br />
address<br />
a<br />
from master to module<br />
data for<br />
register<br />
with the<br />
register<br />
address<br />
a<br />
Figure 9 Writing into registers <strong>of</strong> the transceiver module<br />
data for<br />
register<br />
with the<br />
register<br />
address<br />
a+1<br />
data for<br />
register<br />
with the<br />
register<br />
address<br />
a+2<br />
The master can specify a register address with a write transfer <strong>of</strong> one data byte only: it is the register<br />
address. A subsequent read transfer will read out data; it will start with the specified register address (Figure<br />
10).<br />
addressing the<br />
module for write<br />
transfer<br />
free slave address data byte<br />
addressing the<br />
module for read<br />
transfer<br />
slave address<br />
from master to module<br />
from module to master<br />
write<br />
transfer<br />
register<br />
address<br />
a<br />
data byte data byte data byte data byte ... free<br />
data from<br />
register<br />
with the<br />
register<br />
address<br />
a<br />
data from<br />
register<br />
with the<br />
register<br />
address<br />
a+1<br />
Figure 10 Reading out registers <strong>of</strong> the transceiver module<br />
read transfers<br />
data from<br />
register<br />
with the<br />
register<br />
address<br />
a+2<br />
data from<br />
register<br />
with the<br />
register<br />
address<br />
a+3<br />
...<br />
...<br />
7007