HS401x Datasheet

R36DS0023EU0103 Rev.1.03

Jun 6, 2022

Page 17

4.7.1.

Read Register Command

A Read Register sequence consists of the following steps, as illustrated in Figure 21.

1.

a Read Register command by sending the command 0xA7.

2.

Send the address of the register to be read.

3.

send the data stored in this register, after which the master replies with a NACK and a STOP bit.

Figure 21. Read Register Command Sequence

4.7.2.

Write Register Command

A Write Register sequence consists of the following steps, as illustrated in Figure 22.

1.

a Write Register command by sending the command 0xA6.

2.

Send the address of the register to write.

3.

Send the data to be stored in this register followed by a STOP bit.

Figure 22. Write Register Command Sequence