Part Number: BQ25713
Part Number: BQ25713
Hello Vinay,
are you using an EVM or custom board?
It would be good to provide a register dump to determine why charging is not working.
Best Regards,
Christian
Hello,
Thanks for being patient with this. Christian is out of office right now. We will get back to you by Monday.
Best Regards,
Ethan Galloway
Hello Vinay,
only wrote these register values
i understand, but it would be good to provide a register dump, so I can see the charge status registers to see why charging is not working.
Best Regards,
Christian
Hi, Christian
Due to some personal works got delay in response,
I am attaching the read register values kindly check once let me know any changes need to be made in my code
------ BQ25713 REGISTER DUMP ------ Reg 0x00 : 0x680E Reg 0x01 : 0x0068 Reg 0x02 : 0x0200 Reg 0x03 : 0x3802 Reg 0x04 : 0x3138 Reg 0x05 : 0x0031 Reg 0x06 : 0x0000 Reg 0x07 : 0x0000 Reg 0x08 : 0x0000 Reg 0x09 : 0x8000 Reg 0x0A : 0x2080 Reg 0x0B : 0x0020 Reg 0x0C : 0x2D00 Reg 0x0D : 0x002D Reg 0x0E : 0x4100 Reg 0x0F : 0xFF41 Reg 0x10 : 0xFFFF Reg 0x11 : 0xFFFF Reg 0x12 : 0xFFFF Reg 0x13 : 0xFFFF Reg 0x14 : 0xFFFF Reg 0x15 : 0xFFFF Reg 0x16 : 0xFFFF Reg 0x17 : 0xFFFF Reg 0x18 : 0xFFFF Reg 0x19 : 0xFFFF Reg 0x1A : 0xFFFF Reg 0x1B : 0xFFFF Reg 0x1C : 0xFFFF Reg 0x1D : 0xFFFF Reg 0x1E : 0xFFFF Reg 0x1F : 0x00FF Reg 0x20 : 0x8200 Reg 0x21 : 0x0082 Reg 0x22 : 0xA800 Reg 0x23 : 0x00A8 Reg 0x24 : 0x4100 Reg 0x25 : 0x0041 Reg 0x26 : 0x8200 Reg 0x27 : 0x0082 Reg 0x28 : 0x0000 Reg 0x29 : 0x0000 Reg 0x2A : 0x0000 Reg 0x2B : 0x0000 Reg 0x2C : 0x0000 Reg 0x2D : 0x4000 Reg 0x2E : 0x8840 Reg 0x2F : 0x1088 Reg 0x30 : 0x0210 Reg 0x31 : 0xB702 Reg 0x32 : 0x02B7 Reg 0x33 : 0x3002 Reg 0x34 : 0x0030 Reg 0x35 : 0x6500 Reg 0x36 : 0x4A65 Reg 0x37 : 0xA04A Reg 0x38 : 0x81A0 Reg 0x39 : 0x0081 Reg 0x3A : 0x2000 Reg 0x3B : 0xFF20 Reg 0x3C : 0x04FF Reg 0x3D : 0xFF04 Reg 0x3E : 0xFFFF Reg 0x3F : 0xFFFF -----------------------------------
Hello Vinay,
Can you confirm the device is not able to charge at all?
The status registers indicate the device is pre-charge, is it possible the charge current is just low? Can you provide a scope capture?
Can you also provide your schematic?
------ BQ25713 REGISTER DUMP ------ Reg 0x00 : 0x680E Reg 0x01 : 0x0068 Reg 0x02 : 0x0000 Reg 0x03 : 0x3800 Reg 0x04 : 0x3138 Reg 0x05 : 0x0031 Reg 0x06 : 0x0000 Reg 0x07 : 0x0000 Reg 0x08 : 0x0000 Reg 0x09 : 0x8000 Reg 0x0A : 0x1B80 Reg 0x0B : 0x001B Reg 0x0C : 0x2D00 Reg 0x0D : 0x002D Reg 0x0E : 0x4100 Reg 0x0F : 0xFF41 Reg 0x10 : 0xFFFF Reg 0x11 : 0xFFFF Reg 0x12 : 0xFFFF Reg 0x13 : 0xFFFF Reg 0x14 : 0xFFFF Reg 0x15 : 0xFFFF Reg 0x16 : 0xFFFF Reg 0x17 : 0xFFFF Reg 0x18 : 0xFFFF Reg 0x19 : 0xFFFF Reg 0x1A : 0xFFFF Reg 0x1B : 0xFFFF Reg 0x1C : 0xFFFF Reg 0x1D : 0xFFFF Reg 0x1E : 0xFFFF Reg 0x1F : 0x00FF Reg 0x20 : 0x8000 Reg 0x21 : 0x8080 Reg 0x22 : 0xA880 Reg 0x23 : 0x00A8 Reg 0x24 : 0x4100 Reg 0x25 : 0x0041 Reg 0x26 : 0x8200 Reg 0x27 : 0x0082 Reg 0x28 : 0x0000 Reg 0x29 : 0x0000 Reg 0x2A : 0x0000 Reg 0x2B : 0x0000 Reg 0x2C : 0x0000 Reg 0x2D : 0x4000 Reg 0x2E : 0x8840 Reg 0x2F : 0x1088 Reg 0x30 : 0x0210 Reg 0x31 : 0xB702 Reg 0x32 : 0x02B7 Reg 0x33 : 0x3002 Reg 0x34 : 0x0030 Reg 0x35 : 0x6500 Reg 0x36 : 0x4A65 Reg 0x37 : 0xA04A Reg 0x38 : 0x81A0 Reg 0x39 : 0x0081 Reg 0x3A : 0x2000 Reg 0x3B : 0xFF20 Reg 0x3C : 0x04FF Reg 0x3D : 0xFF04 Reg 0x3E : 0xFFFF Reg 0x3F : 0xFFFF -----------------------------------
Hi christian, i have attached my schematic and register values, i am using batter 3s2p 11.1V 5.2AH..
Hello Vinay,
Will you confirm what the issue is?Is the device not charging?
In the register dump you provided, the charge current is set to 0A
