Analog Devices iMEMS ADXL372 User Manual page 5

EVAL-ADXL372Z-M
Figure 3. ISEB ARMWSD Firmware Downloader
Click Browse... and select the ADI_ISEB_FW_XL372.hex
3.
file located in the /ISEB_USB/FW/ folder or the most
recent firmware obtained from analog.com.
4. Click Configure to display the configuration box (see
Figure 4).
5. Configure the downloader file for the
microcontroller on the ISEB. The only option that may
require a change is the COM port.
a. Select the correct port from the Serial Port menu on
the Comms tab (see Figure 4).
b. If the .hex file does not download correctly, lower the
baud rate (see the Baudrate dropdown box in Figure 4)
and retry.
6. After selecting the COM port, click OK to accept the
changes and return to the ARMWSD dialog box (see
Figure 3).
Figure 4. Selecting the Correct COM Port for the Downloader
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User Guide
ADuC7026
Rev. 0 | Page 5 of 13
After connecting the ISEB, selecting the correct firmware, and
fully configuring the downloader, follow these steps to flash the
firmware:
1. Click Start in the ARMWSD dialog box (see Figure 3) to
initiate the flashing.
2. Click the two buttons, SW1 and SW2 (shown in Figure 5)
on the ISEB, in the following sequence to flash the firmware
(see Figure 6):
a. Press and hold SW1.
b. While holding SW1, press and release SW2.
c. Release SW1.
The download begins and is verified automatically by the
downloader.
ADuC7026
SW1 SW2
Figure 5. ISEB Switch Locations for Flashing the Microcontroller
(A)
SW2 AND SW1 RELEASED
SW2 SW1
(RESET = 1) (SERIAL DOWNLOAD = 1)
(C)
PUSH SW2
SW2 SW1
(RESET = 0) (SERIAL DOWNLOAD = 0)
(E)
RELEASE SW1
SW2
(RESET = 1) (SERIAL DOWNLOAD = 1)
Figure 6. Method to Press, Hold, and Release SW1 and SW2
3. If the downloading process fails, which is indicated in the
Monitor Status box (see Figure 3), attempt the download
again by clicking Start and then pressing the appropriate
switch combination. It may require a few attempts to
reprogram the board.
4. After the download has completed, click Reset (as shown
in Figure 3) to reset the ISEB and to begin running the new
firmware. When this step is complete, the board is updated
correctly.
UG-1237
(B)
PUSH SW1
SW2 SW1
(RESET = 1) (SERIAL DOWNLOAD = 0)
(D)
RELEASE SW2
SW2 SW1
(RESET = 1) (SERIAL DOWNLOAD = 0)
SW1