Texas Instruments DACx0504 series, Руководство пользователя, Страница: 8 / 17

DACx0504EVM Hardware Overview
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8 SLAU735A – July 2017 – Revised October 2017
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DACx0504 Evaluation Module
4.4 DAC Signal Pins
The DACx0504EVM provides access to all DAC outputs through connection J2 as shown in Figure 5 , and
listed in Table 7 .
Figure 5. DAC Output Connection Headers
Table 7. DACx0504EVM DAC Signal Connections
Name Connector Description
DACOUT0 J2-2 DAC output voltage
DACOUT1 J2-4 DAC output voltage
DACOUT2 J2-6 DAC output voltage
DACOUT3 J2-8 DAC output voltage
GAIN J2-10 DAC gain
RSTSEL J2-12 DAC reset select
REFDIV J2-14 DAC reference divider
LDAC J2-16 DAC Load DAC
4.5 SPI Communication Signals and Digital Inputs
The SPI signals are located on various test points and are described in Table 8 , along with the digital input
signals of the DACx0504 device.
Table 8. SPI Signal Definition
Name Connector Description
SCLK TP1 Serial interface clock
MOSI TP3 Serial interface data input
MISO TP4 Serial interface data output
CS TP2 Active-low serial data enable