Manual

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-I2C

FPGA-SPI

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

MDIV1

MDIV2

DIF

FPGA

Figure 5. Internal Drivers