Datasheet

Adjustable
Regulator
TUSB3210
8052 Cm
with USB Interface
and UART
3.3V
Regulator
8K byte
EEPROM
V
CC
(2.7V to 5.5V)
V Cm
S
3.3V
V
USB
5V
V
DUT
(2.7V to 5.5V)
Reset Button and
Power-On Reset
Buffers and
Latches
Calibration
EEPROM
USB DIG Platform
Power
Switching
Switched
Power
External
Power
(6V dc)
USB Bus
from
Computer
I C/SPI
2
Control and
Measure Bits
BUF08630EVM Hardware Setup www.ti.com
2.3 Theory of Operation for USB_DIG_Platform
Figure 4 shows the block diagram for the USB_DIG Platform. This platform is a general-purpose data
acquisition system that is used on several different Texas Instruments evaluation modules. The details of
its operation are included in a separate document, SBOU058 (available for download at www.ti.com). The
block diagram shown in Figure 4 gives a brief overview of the platform. The primary control device on the
USB_DIG Platform is the TUSB3210.
Figure 4. USB_DIG_Platform Block Diagram
6
BUF08630EVM User Guide and Software Tutorial SBOU091–September 2010
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