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ADVANCED COMMUNICATIONS & SENSING
9.1.1
Bootloader Mode
The BOOT LOADER (J9) jumper allows the user to set the onboard PIC18F14K50 in bootloader mode and to
program it. One can then update the gateway with the latest driver from Semtech website or set its own
1
solution
using the SPI interface (see
By default, the jumper is not connected.
To enter in bootloader mode, shortcut the BOOT LOADER (J9) jumper and restart the PIC by unplug-plug the
SUPPLY jumper or disconnect-connect the USB cable (see
9.1.2
PICkit Programming Interface
This interface is used to program the board with a Microchip PICkit 3 Programmer/Debugger.
1. Semtech does not provide support for modified Gateway software other than the official releases available on the website.
ACS - Revision 1.0
© Semtech Corp.
7.1. Prototyping
PROG
J7
T1G
6
ICSPCLK
5
4
ICSPDAT
GND
3
VDD
2
1
VPP
PICK IT Serial
Figure 11. PICKIT Programmer Interface
May 2011
Evaluation Kit for SX8724S Data Acquisition System
Area).
Figure 10 on page
PGC/D-
PGD/D+
GND
R2
0R
MCL R/VP P
R1
10K
VBOARD
Page 15
SX8724SEVK
USER GUIDE
14).
www.semtech.com
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