Analog Devices MAX30001G Manual page 14

MAX30001G Evaluation Kit
MicroSD Log Tab
The MAX30001G EV kit can use the SD card read/write
functionality of the MAX32630FTHR to store and recall
log data to and from a microSD card. This allows data
to be collected with the USB cable connected or with the
USB disconnected from the PC host and powering the EV
kit with a battery. To use an SD card, insert the card into
connector CN2 on the underside of the MAX32630FTHR
board before starting the GUI.
SD card logging is configured in the MicroSD Log tab
(Figure 13). The GUI can save, load, and clear stored
register configuration settings with the Read, Write, and
Figure 13. MicroSD Log Tab with Advanced Toggled On.
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Evaluates: MAX30001G
Erase buttons, respectively. Pressing Advanced displays
the current register contents to be written to an SD card
setting file when Write is pressed. After confirming the
register configurations, select the type of data to save in
the ECG Channel Log Enable box and press Write to
load the measurement parameters to the SD card. Press
SW2 on the MAX32630FTHR board to start logging and
press it a second time to stop logging.
When the EV kit is reconnected to the GUI after logging
data, data from the SD card can be saved to the host PC.
Press Save to File to open a file dialogue and select the
location and file name of the logged data. Data is stored
in a CSV format.
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