Manual

CS5378
DS639F3 31
SCK
MOSI
Figure 18. Microcontroller Serial Transactions
SS:EECS
MSB LSB
MISO
X
612345
MSB LSB612345
18276543
Cycle
MISO 0x02 ADDR Data1
MOSI
MISO
MOSI
Microcontroller Write to SPI Registers
Microcontroller Read from SPI Registers
DataNData2
SS:EECS
SS:EECS
0x03 ADDR
Data1 DataNData2
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.