Master Read And Register Read Operations - DEICO ONYX DE4001 User Manual

Slave address can be set in the slave address field. This address can be written either in the
decimal format or in the hexadecimal format. In the example above slave address is set to
0x45 (69 in decimal).
Message field contains the data that will be transmitted to the slave device. This area accepts
only hexadecimal characters. Each byte is separated by a space automatically. Below this field,
there are three utility buttons that can be used to clear the data, save it to a file and load from
a file.
To transmit the data, user must click on the "Write" button.

Master Read and Register Read Operations

Slave address can be as explained in the master write operation. User must provide the
number of bytes to read and then click on the read button. Read data will be displayed on the
transaction information panel, see "Transaction Information Panel".
Register read operation is similar to read operation. The only difference is that user must
provide a register address to read from. Then, read data will be displayed on the transaction
information panel.
Slave address
Number of bytes to read
Number of bytes to read from register
Read button
Register address
Register read button
Figure 19: I²C master - Read & register read operations
DE4001_USER MANUAL
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