Figure 18. microcontroller serial transactions, Cs5378 – Cirrus Logic CS5378 User Manual
Page 31
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CS5378
DS639F3
31
SCK
MOSI
Figure 18. Microcontroller Serial Transactions
SS:EECS
MSB
LSB
MISO
X
6
1
2
3
4
5
MSB
LSB
6
1
2
3
4
5
1
8
2
7
6
5
4
3
Cycle
MISO
0x02
ADDR
Data1
MOSI
MISO
MOSI
Microcontroller Write to SPI Registers
Microcontroller Read from SPI Registers
DataN
Data2
SS:EECS
SS:EECS
0x03
ADDR
Data1
DataN
Data2
Instruction
Opcode
Address
Definition
Write
0x02
ADDR[7:0]
Write SPI registers beginning at the address in ADDR.
Read
0x03
ADDR[7:0]
Read SPI registers beginning at the address in ADDR.
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