IC:BQ25895RTWR
1、不能准确获取到电池电压、系统电压、电池温度电压,获取到的值均为默认值0,这三个值是三个寄存器0x0E、0x0F、0x10的值,其它寄存器值正确。
2、BQ25895RTWR可以获取到正确的电池温度电压,当改变阻值,使池温度电压超出安全范围,BQ25895停止工作,但是寄存器的值仍然为0。
其他寄存器值如下:
Reg 0x0 is 0x48
Reg 0x1 is 0x5
Reg 0x2 is 0x3d
Reg 0x3 is 0x3a
Reg 0x4 is 0x20
Reg 0x5 is 0x13
Reg 0x6 is 0x5e
Reg 0x7 is 0x9d
Reg 0x8 is 0x3
Reg 0x9 is 0x44
Reg 0xa is 0x93
Reg 0xb is 0x2
Reg 0xc is 0x80
Reg 0xd is 0x13
Reg 0xe is 0x0
Reg 0xf is 0x0
Reg 0x10 is 0x0
Reg 0x11 is 0x0
Reg 0x12 is 0x0
Reg 0x13 is 0x8
Reg 0x14 is 0x39
Reg 0x1 is 0x5
Reg 0x2 is 0x3d
Reg 0x3 is 0x3a
Reg 0x4 is 0x20
Reg 0x5 is 0x13
Reg 0x6 is 0x5e
Reg 0x7 is 0x9d
Reg 0x8 is 0x3
Reg 0x9 is 0x44
Reg 0xa is 0x93
Reg 0xb is 0x2
Reg 0xc is 0x80
Reg 0xd is 0x13
Reg 0xe is 0x0
Reg 0xf is 0x0
Reg 0x10 is 0x0
Reg 0x11 is 0x0
Reg 0x12 is 0x0
Reg 0x13 is 0x8
Reg 0x14 is 0x39
Star Xu:
建议您确认电池电压是否符合下面条件This register returns 0000000 for VBAT < VBATSHORT
温度电压超出安全范围确认是否符合下面的条件8.2.13 Thermal Regulation and Thermal Shutdown