Broadcom BCM20737TAG, Quick Start Manual

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Recovering a Corrupt WICED Smart Tag WICED Smart Quick Start Guide
Broadcom ® WICED Smart Development System
September 24, 2014 • MMPWICED-Smart-QSG203-R Page 27
A p p e n d i x D : R e c o v e r i n g a C o r r u p t W I C E D
S m a r t Ta g
The following steps describe how to recover a WICED Smart tag if the EEPROM is corrupted.
1.
Identify the USB-serial COM port assigned to the WICED Smart tag. Refer to the instructions provided in
“Verify Driver Installation” on page 12 , if required.
2.
Make sure that the position of all DIP switches on mini-switch
SW4
are set to ON (right).
SW2
should be in
the
VUSB
position (up) and
SW3
should be in the
VREG
position (down) (see Figure 12 ).
3.
Press and hold the
Boot ROM
button. The
Boot ROM
button is outlined by a red rectangle in Figure 12 .
4.
Continuing to hold the
Boot ROM
button, push and release the
Reset
button.
5.
Release the
Boot ROM
button.
Figure 12: Boot ROM Button Location—SW2, SW3, and SW4 Positions
6.
Create the following make target (where COM
x
is the UART COM port assigned to the tag, replace
x
with
the number assigned to the tag).
proximity-BCM920737TAG_Q32 recover UART=COMx
See “Build and Load a Sample Application” on page 13 for instructions, if required. The build target includes
the
recover
option to indicate the recovery procedure should be performed after the build completes.
7.
Double-click the newly created build target to start the recovery procedure. The IDE console window
displays the build progress. At the end of the build, the following messages are displayed:
Converting CGS to HEX...
Conversion complete
Recovering platform...
Recovery complete
Boot ROM
SW2
SW3
Reset
SW4
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