Cirrus Logic CS5374 - Manual (Page 28)

CS5374
CS5374
28
Table 8. Example CS5376A SPI 1 Transactions to Write the CS5374 PWRCFG Register
Transaction CS5376A Primary SPI 1 Write Description
01 MOSI: 02 | 03 | 00 00 01 | 00 00 11 | 00 02 04
MISO: -----------------------------------------------------------
SPI Command : 0x02 : Write
SPI Address : 0x03 : SPICMD
SPICMD : 0x000001 : Write Register
SPIDAT1 : 0x000011 : SPI2CMD
SPIDAT2 : 0x000204 : Write PWRCFG
02 Delay 1ms, monitor SINT, or poll E2DREQ See the CS5376A data sheet.
03 MOSI: 02 | 03 | 00 00 01 | 00 00 12 | 8F 00 00
MISO: -----------------------------------------------------------
SPI Command : 0x02 : Write
SPI Address : 0x03 : SPICMD
SPICMD : 0x000001: Write Register
SPIDAT1 : 0x000012 : SPI2DAT
SPIDAT2 : 0x8F0000 : Normal Operation
04 Delay 1ms, monitor SINT, or poll E2DREQ See the CS5376A data sheet.
05 MOSI: 02 | 03 | 00 00 01 | 00 00 10 | 3F 01 61
MISO: -----------------------------------------------------------
SPI Command : 0x02 : Write
SPI Address : 0x03 : SPICMD
SPICMD : 0x000001: Write Register
SPIDAT1 : 0x000010 : SPI2CTRL
SPIDAT2 : 0x3F0161 : CS0 Transaction
06 Delay 1ms, monitor SINT, or poll E2DREQ See the CS5376A data sheet.
07 MOSI: 02 | 03 | 00 00 01 | 00 00 10 | 3F 41 62
MISO: -----------------------------------------------------------
SPI Command : 0x02 : Write
SPI Address : 0x03 : SPICMD
SPICMD : 0x000001: Write Register
SPIDAT1 : 0x000010 : SPI2CTRL
SPIDAT2 : 0x3F4162 : CS1 Transaction