Texas Instruments DAC3482, DAC3484 Test Block Diagram, Register Control, Miscellaneous Settings

Basic Test Procedure www.ti.com

2.2.5Register Control

●Send All: Sends the register configuration to all devices

●Read All: Reads register configuration from DAC348x device

●Load Regs: Load a register file for all devices. Sample configuration files for common frequency plans are located in the install directory.

O Select Load Regs button.

O Double click on the data folder.

O Double click on the desired register file.

OClick on Send All to ensure all of the values are loaded properly.

●Save Regs: Saves the register configuration for all devices

2.2.6Miscellaneous Settings

●Reset USB: Toggle this button if the USB port is not responding. This generates a new USB handle address

ONote: It is recommended that the board be reset after every power cycle and the “reset usb” button on the GUI be clicked.

●Exit: Stops the program

3Basic Test Procedure

This section outlines the basic test procedure for testing the EVM.

3.1Test Block Diagram

The test set-up for general testing of the DAC348x with the TSW3100 pattern generation card is shown in Figure 7.

		PC
	Ethernet			USB
Cross-over	EthernetCable	+5V	USBMini-B	Cable
	J13	J9	J9	J14
		J74	J13
	TSW3100		DAC348X	RF
	Pattern
	Generator			LO
			J18
			+6 V

Signal

Generator

(CLK Source)

Spectrum

Analyzer

Signal

Generator

(LO Source)

Figure 7. Test Set-up Block Diagram

8	DAC3484/DAC3482 EVM	SLAU336 –March 2011
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