Laird WB45NBT
Reference Guide
Embedded Wireless Solutions Support Center:
http://ews-support.lairdtech.com
www.lairdtech.com/wi-fi
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To change this setting, follow these steps:
1.
Using a text editor, open the following file:
C:\Program Files\ATMEL Corporation\SAM-BAv2.10\tcl_lib\ at91sam9g20-
ek\at91sam9g20-ek.tcl
2.
On line 55, find the following text:
variable extRamDataBusWidth 32
3.
Change the value from 32 to 16.
4.
Save and close this file.
Note: The binary images are loaded onto the PC used to program the module; this ensures that the SAM-
BA utility can access them.
The SAM-BA utility is now ready to use.
USB SAM-BA Flash Programming
Using SAM-BA
Note: To use SAM-BA, a mini-USB device cable, BB45, and power-adapter are required. Do not rely on USB
power.
To use SAM-BA, follow these steps:
1.
Connect the serial-console cable.
2.
Connect USB device-cable to the Host/Device port on BB45 (on the corner opposite of power).
3.
Power off.
4.
Short the WB45 flashing-jumper points (
Figure 3
).
Figure 3: Flashing jumper pins
5.
Power on (and wait 4 seconds). The serial console should show
RomBOOT.
6.
Remove the WB45 flashing-jumper.
