Cirrus Logic CDB4270 - Manual (Page 11)

DS686DB3 11
CDB4270
2.4 Internal Drivers
Figure 5 shows the internal drivers and logic for board level selects/enables and so forth. Refer to the FPGA
GUI Register Description section of this document for a description of the board level control register set-
tings.
.
FPGA-SPI
FPGA-SW/HW
FPGA-SPI
FPGA-SPI
FPGA-I2C
FPGA-SPI
FPGA-I2C
FPGA-I2C
FPGA-I2C I2C
MICRO-SDA/CCLK
MICRO-SCL/MISO
FPGA-CS
FPGA-AD0
FPGA-AD1
FPGA-AD2
FPGA-MOSI
HDR-SDA/CDOUT
HDR-SCL/CCLK
HDR-AD1/CDIN
HDR-AD2
HDR-AD0/CS
M1
M0
MDIV1
MDIV2
DIF
FPGA
Figure 5. Internal Drivers