ST STNRG328S User Manual Download Page 7

Page: 7 / 16

Power the board OFF and ON and immediately (less than 1 s) press the [

Next

] button in the figure

above. The following screen will appear if successful connection between the PC and the board has been
established.

Figure 7.

ST Flash Loader – successful connection

UM2988

Downloading firmware

UM2988

Rev 1

page 7/16

Summary of Contents for STNRG328S

Page 1: ...ion 4 1 from 48 V input bus to 12 V Vout able to deliver 1 kW power in server applications Figure 1 X7R 1kW board in STC topology with STNRG328S The binary code stsw stc can be downloaded from the lin...

Page 2: ...ge in the STSW ILL077FW_SerialLoader subdirectory Connect the USB UART cable of into the PC and motherboard The first time the cable is connected to the PC the FTDI USB serial converter driver should...

Page 3: ...alled the toolset run the executable file STFlashLoader exe The screen shown in the figure below will appear Figure 3 ST Flash Loader Demonstrator tool 4 The hex binary file compiled with IAR Embedded...

Page 4: ...specified in the following table Table 1 STNRG328S pin settings Jumper reference Set position Pin 13 VDDA 3 3V 5V on board supplied PIN 29 VDD 3 3V 5V on board supplied Pin 1 UART_RX Set to UART TX of...

Page 5: ...th pin connectors of the socket Verify the following connections RX_cable TX_devive Pin 32 TX_cable RX_device Pin 1 GND_cable GND_device Pin 30 The other UART RX Pin 7of the STNRG328S must be connecte...

Page 6: ...eeds a GUI and an interface hardware USB UART see 1 After running this command connect the UART cable on Pin 1 and Pin 32 as described above and follows the steps below 1 Run the STFlashLoader exe the...

Page 7: ...n 1 s press the Next button in the figure above The following screen will appear if successful connection between the PC and the board has been established Figure 7 ST Flash Loader successful connecti...

Page 8: ...in the above figure select STNRG from the Target list A new window will appear with the memory map of the non volatile memory Figure 8 ST Flash Loader STNRG NVM map UM2988 Downloading firmware UM2988...

Page 9: ...To program the EEPROM select Download to Device in Download from file browse to the file to download into the SNRG328S memory select the Global Erase option Figure 9 ST Flash Loader STNRG programming...

Page 10: ...as shown in the figure below Figure 10 ST Flash Loader STNRG programming complete 6 You can verify the correct binary has been downloaded by checking that the data code checksum of the firmware matche...

Page 11: ...4 References 1 Application note AN4656 Bootloading procedure for STLUX and STNRG digital controllers UM2988 References UM2988 Rev 1 page 11 16...

Page 12: ...Revision history Table 2 Document revision history Date Version Changes 02 Mar 2022 1 Initial release UM2988 UM2988 Rev 1 page 12 16...

Page 13: ...Contents 1 Tools and instruments 2 2 Hardware setup 4 3 Downloading firmware 6 4 References 11 Revision history 12 UM2988 Contents UM2988 Rev 1 page 13 16...

Page 14: ...or tool 3 Figure 4 STNRG328S pinout 4 Figure 5 STNRG328S pin connections 5 Figure 6 ST Flash Loader Demonstrator tool 6 Figure 7 ST Flash Loader successful connection 7 Figure 8 ST Flash Loader STNRG...

Page 15: ...List of tables Table 1 STNRG328S pin settings 4 Table 2 Document revision history 12 UM2988 List of tables UM2988 Rev 1 page 15 16...

Page 16: ...ts and ST assumes no liability for application assistance or the design of Purchasers products No license express or implied to any intellectual property right is granted by ST herein Resale of ST pro...