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7.

 

Bootloader 

 
Accessing in bootloader mode allows the user to reprogram the microcontroller, this is done as 
described below: 

 

1. Connect a jumper on (P15) situated close to the microcontroller.  
2. Connect a USB cable between the PC and Board.  
3. Power up the board with a +3.3V supply.  
4. LEDs (D2, D4) start blinking.  
5. Remove jumper.  
6. Open the software “Microchip USB HID Bootloader v2.3”.  
7. Click on “Open Hex File”.  
8. Choose the new FW to download.  
9. Click on “Program/Verify”.  
10. Once the software finishes programming press on “Reset Device”.  
11. After reset the Firmware is successfully updated.  

 

 

Summary of Contents for ML4041-K

Page 1: ...multilaneinc com ML4041 K Technical Reference MSA Compliant QSFP MCB...

Page 2: ...ED Indicators 4 3 4 Low Speed Signals 5 3 4 1 External I2C 5 3 4 2 External HW Control 5 4 ML4041 K Software 6 4 1 USB Driver 6 4 2 GUI 6 5 Hardware Revision 6 6 Firmware Revision 6 7 Bootloader 7 Tab...

Page 3: ...High performance signal integrity traces from K connectors to QSFP host connector On board LEDs display MSA output alarm states On board pin headers for MSA input control signals User friendly GUI for...

Page 4: ...ing purposes LEDs are summarized below LED D3 indicates whether a USB cable is plugged or not LEDs D2 and D4 colored green and red respectively are used for diagnostic purposes If D2 is on USB is lock...

Page 5: ...xternal source this can be done through control signals pin headers In this case a jumper should be placed on pin header P19 HW_CTRL shown in the image below Figure 3 External Control Signals The low...

Page 6: ...ml4041 k Below is a brief guide on how to install the USB Driver Power up the board Connect the board to the PC through USB cable Download the USB driver file Go to Device Manager Find the target dev...

Page 7: ...ontroller 2 Connect a USB cable between the PC and Board 3 Power up the board with a 3 3V supply 4 LEDs D2 D4 start blinking 5 Remove jumper 6 Open the software Microchip USB HID Bootloader v2 3 7 Cli...

Page 8: ...tial Version North America Worldwide Asia 48521 Warm Springs Blvd Suite 310 Houmal Technology Park 14F 5 Rm 5 14F No 295 Fremont CA 94539 Askarieh Main Road Sec 2 Guangfu Rd East Dist USA Houmal Leban...

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