电池进入低压保护，插着USB，为什么系统一直在复位？

EdwardLee

QCC5120 电池低压进入保护，插上USB，看到系统一直在复位。

Couldn't find a log string at address 0xbdff59f
Couldn't find a log string at address 0x6c4362df
Couldn't find a log string at address 0x69d5097b
Couldn't find a log string at address 0x81997f07
Couldn't find a log string at address 0x87fae909
Saw '[0x10404:0x10408]: TBus access failed: Access failed with TBUS status of 'Subsystem is powered off'': retrying
Couldn't find a log string at address 0x1
2641.429    apps1: Firmware ID 1624508961
2641.432    apps1: Processor 1
2641.432    apps1: Firmware ID 1624508961
2641.434    apps1: IPC Other processor has Trap API v10.2.0
2641.582    apps1: PM: Setting Default Termination Voltage Mapping 0
Saw '[0x10404:0x10408]: The dongle has no link to the DUT: could not read 1 transactions from device': retrying
Couldn't find a log string at address 0x6fece98a
Couldn't find a log string at address 0x50b539c2
Couldn't find a log string at address 0x5f8b3bf7
Couldn't find a log string at address 0xa2b27b1f
Couldn't find a log string at address 0xa8d515f8
Couldn't find a log string at address 0x2dc53f3f
Couldn't find a log string at address 0x3761542

522315697

低压保护啥意思？电池电压完全没有了还是？

EdwardLee

骑着蟑螂去上学 发表于 2021-6-24 22:08
低压保护啥意思？电池电压完全没有了还是？

是的，电池保护，电压就为0.xV了。

要用超过3v的电压去激活电池。

最后我也不知道改了那里，又正常，没有复位了。

bluetooth

估计是激活不了导致的问题吧。

EdwardLee

bluetooth 发表于 2021-6-27 13:18
估计是激活不了导致的问题吧。

不断重启应该是VSEL选择问题。


不重启之后，系统就可以提供 3.x V Vchg 电压给电池充电激活了。