Limited/slow battery charging speed on cyanogenmod - One (M7) Q&A, Help & Troubleshooting

Hello,
I used for a while stock Google play edition rom and then bought a new charger thats really capable of charging 2A (even measured with ampere app). Then I wanted to use cyanogenmod (12.1) and after installation I found out that I can't charge it with the same speed but 700-800mA thats. So I was wondering if it is a system or kernel limitation? Is there anyway to get it to work properly? Researched about custom kernels that force fast charging but then I'm unable to transfer data.

Same issue with Cm12.1, was good with ARHD and Insertcoin. Did you try enable fast charging ?

Fast charge option in some kernels doesn't have anything to do with chargers. It gives you faster charging when you plug your phone to a computer or laptop

Related

[Q] elementalx fast charge not working

Having ripped my hair out trying to gain root on my m7
Thanks to the kind member who pointed me in the right direction
I now have another problem
The whole reason I rooted was to install elementalx to enable fast charge as I have a power jacket that is rated at 1a output but was getting slow charge notification
I've now roote,d installed the elementalx kernal enabled fast charge
but I'm still getting the slow charge warning triangle.
I'm running stock lollipop 5.0.2
Am I doing something wrong? As nothing has improved in regards fast charge its still as slow as before with warning
reeves1985 said:
Having ripped my hair out trying to gain root on my m7
Thanks to the kind member who pointed me in the right direction
I now have another problem
The whole reason I rooted was to install elementalx to enable fast charge as I have a power jacket that is rated at 1a output but was getting slow charge notification
I've now roote,d installed the elementalx kernal enabled fast charge
but I'm still getting the slow charge warning triangle.
I'm running stock lollipop 5.0.2
Am I doing something wrong? As nothing has improved in regards fast charge its still as slow as before with warning
Click to expand...
Click to collapse
Fast charge does not increase the charge rate of an A/C charger.
It simply allows the device to charge at A/C charger speeds while connected to a PC via USB.
Thanks
I understand that
Is there no way to remove the slow charge warning triangle that sits permanently in the notification bar?,

Suggested battery charger for htc one m7

To all those who own htc m7 device,
We are all aware of the very slow charging speed on this device, whether you are rooted or not it still makes no difference to the charging speed.
It takes round about 3 hours for a full charge from 0-100% when YOU ARE NOT USING THE PHONE, and if you use it while its charging it will go up to 5,6,8 and eventually 10 hours. The fastest charge I have had is when you put the phone in airplane mode and extreme power saving mode together. Having it on Power saver mode also boosts the charging speed considerably.
For this problem I bought qualcomm rapid charger 2.0 but it made no difference since the phone did not have this technology to support it. Now i am considering the 7.5W fast charger tc p900 with 1.5amps as I heard that one is more compatible with the One M7 but I am not sure if that is true?
Please post your reviews, experiences and suggestions if the 1.5A edition charger is faster and better for this device, if this charger is faster then how fast compared to the stock charger will it charge the battery going from 0-100%? And will this charger still affect the charging speed if you use the device simultaneously?

USB fast charging (kernel)

Some kernels come with USB fast charging as an option that you can toggle. If you use this, does it shorten the battery health long-term ? I'm not referring to turbo chargers (aftermarket), this is just the kernel setting. I recall reading this awhile ago, but I was curious myself.
mikeprius said:
Some kernels come with USB fast charging as an option that you can toggle. If you use this, does it shorten the battery health long-term ? I'm not referring to turbo chargers (aftermarket), this is just the kernel setting. I recall reading this awhile ago, but I was curious myself.
Click to expand...
Click to collapse
all it does is increase the voltage coming in when charging via a USB. USB charging voltage is about a quarter/third that of a wall charger. no, no negative affects.
Not at all, even with USB fast charge on it will draw less power than if it were plugged in a regular wall charger or the turbo charger. There's an app called Ampere you can use to monitor how much power the phone draws while charging (or even discharging) you can use it to see the differences between regular usb, fast charge usb, turbo charge, etc.
Ok, that's good to know. Now I can re-toggle the feature and not worry.:good:
What about if it is toggled on and you put it on a regular charger ? Is it still fine ?
mikeprius said:
What about if it is toggled on and you put it on a regular charger ? Is it still fine ?
Click to expand...
Click to collapse
if its on and you charge it in a wall outlet, nothing will happen. it will only work on a real USB connection.
Motorola put in support for the Qualcomm rapid charge in the nexus 6.
Read up:
https://www.qualcomm.com/products/snapdragon/quick-charge
It allows the battery to charge at a higher voltage with USB connections and Qualcomm certified rapid chargers AND a compatible cable. The nexus 6 can still recharge with standard chargers and cables, just at a slower rate regardless of kernel support.
To answer the damage questions: Moto says no damage to the battery as long as certified chargers are used.
Can't you use any standard usb charging cable? (Assuming it's not really long or poor quality)

Charging Issue: Charging Slowly from USB, Charging Normal from Wireless Qi

Hi everyone, so my issue I currently have with my Nexus 6 is as follows:
Device Details: Nexus 6, rooted, running CM13, Xposed Framework installed
Charging from USB: shows "charging slowly" message on lockscreen. Ampere shows an average of about 200mA, regardless of type of charger. Tried several QuickCharger adapters and a regular adapter, as well as several different cables to the same result. When connecting to a PC via USB, it shows the same charging power, however my laptop is not recognizing that the device has been plugged in.
Charging Wirelessly: charges normal as it always had, showing a average of about 500-700mA.
The issue occurred suddenly while I was out hiking and attempting to charge via a QuickCharge capable portable battery. The previous day it was charging as it always has.
All signs point to a damaged micro USB port on my Nexus 6, but wondering if there could be any other possible causes. I'm hesitant to try a factory reset to troubleshoot it as a software issue since I have no way of connecting it to my PC to re-root and re-flash CM if that doesn't fix the issue.
If it is the micro USB port as I think, any suggestions on how to remedy this? I'm used to using my device heavily everyday and charging it with a QuickCharger as needed, so this slow charging is a significant issue right now.
Thanks for any help!
your phone charges at differing speeds at differing parts of its charging cycle. and on top of that, charging via usb instead of wall charger will carge your phone at a much slower rate. that said, we also have a "usb fastcharge" option included in many kernels/custom roms. but you also have to know that fastcharge doesnt work with every usb port that you can plug into. it only will work with certain usb ports.
simms22 said:
your phone charges at differing speeds at differing parts of its charging cycle. and on top of that, charging via usb instead of wall charger will carge your phone at a much slower rate. that said, we also have a "usb fastcharge" option included in many kernels/custom roms. but you also have to know that fastcharge doesnt work with every usb port that you can plug into. it only will work with certain usb ports.
Click to expand...
Click to collapse
Sorry, I should have been more clear. When I said "Charging via USB" I just mean through the phone's microUSB port. Regardless of whether it was plugged into a wall charger(with or without QuickCharge 2.0) or my laptop or a portable battery, or a QuickCharge car charger, I was getting the same charge rate and message showing "charging slowly", much slower than wireless charge rate which showed the normal "charging" message. The Qualcomm QuickCharge 2.0 using the provided Motorola Supercharger or my QuickCharge 2.0 capable portable battery has always worked great prior to this issue.
mrkb510 said:
Sorry, I should have been more clear. When I said "Charging via USB" I just mean through the phone's microUSB port. Regardless of whether it was plugged into a wall charger(with or without QuickCharge 2.0) or my laptop or a portable battery, or a QuickCharge car charger, I was getting the same charge rate and message showing "charging slowly", much slower than wireless charge rate which showed the normal "charging" message. The Qualcomm QuickCharge 2.0 using the provided Motorola Supercharger or my QuickCharge 2.0 capable portable battery has always worked great prior to this issue.
Click to expand...
Click to collapse
ok, because the included "fastcharge" is only for usb charging. but regular charging still depends on where in the charging cycle you were. for example, at 92 itll charge at a much slower rate than at 50. what battery percent where you at when you noticed?
simms22 said:
ok, because the included "fastcharge" is only for usb charging. but regular charging still depends on where in the charging cycle you were. for example, at 92 itll charge at a much slower rate than at 50. what battery percent where you at when you noticed?
Click to expand...
Click to collapse
Initially very low, under 15%. Was attempting to charge with a QC2.0 portable battery, but the device was draining quicker than it was charging. When I got home, I attempted the Motorola "Turbocharger" wall charger and got the same rate. So I put it on the wireless charger, and as it charged, I kept testing the wall charger every 20% or so, getting the same slow charge rate.
The bottom line is really that the Wireless Qi charging is functioning properly as it always has, but any "plugged-in" type charging is charging at an extremely slow rate, no matter what type of charger, no matter what % the battery is at.
mrkb510 said:
Initially very low, under 15%. Was attempting to charge with a QC2.0 portable battery, but the device was draining quicker than it was charging. When I got home, I attempted the Motorola "Turbocharger" wall charger and got the same rate. So I put it on the wireless charger, and as it charged, I kept testing the wall charger every 20% or so, getting the same slow charge rate.
Click to expand...
Click to collapse
odd! it could be a software issue or just a derp. have you tried rebooting? im one of the few that i know with a broken usb on my n6. and it charges slower. it used to charge at about 2400mV, now it charges at 800mV max. now that its completely broken, i cant charge it via a usb anymore, now i charge it wirelessly, which is at about 800mV max as well. anyways, try a reboot, or reflashing your software first, before doing anything extreme.
simms22 said:
odd! it could be a software issue or just a derp. have you tried rebooting? im one of the few that i know with a broken usb on my n6. and it charges slower. it used to charge at about 2400mV, now it charges at 800mV max. now that its completely broken, i cant charge it via a usb anymore, now i charge it wirelessly, which is at about 800mV max as well. anyways, try a reboot, or reflashing your software first, before doing anything extreme.
Click to expand...
Click to collapse
Yea I've tried rebooting like 20 times lol. Also tried doing a CM nightly software update. I'll see if reflashing will do the trick. Any suggestion on reflashing from the device? I've always used Nexus Root Toolkit and did it from my PC.
If that doesn't work, guess I'm stuck with wireless charging too. Thanks for your help!
mrkb510 said:
Yea I've tried rebooting like 20 times lol. Also tried doing a CM nightly software update. I'll see if reflashing will do the trick. Any suggestion on reflashing from the device? I've always used Nexus Root Toolkit and did it from my PC.
If that doesn't work, guess I'm stuck with wireless charging too. Thanks for your help!
Click to expand...
Click to collapse
you can flash cm via twrp recovery on your phone, without a computer. oh, and my work buddies are still in shock that my n6 wirelessly charges.. they both have iphone 6s

Slow charging with Stock

The Note 4 seems to have charging problems.
What I see is this: on stock rom, stock marshmallow, the phone charges very slowly. As others noticed, this means that when using the phone for car navigation, I have to lower the brightness so that the charge goes up and not down when connected to a 2.1A charger.
Now the interesting things: same phone, with different ROM, seems to charge faster. I also have a Note 3, and that phone doesn't have these problems.
Many say that it depends on the charger, on the cable, etc. That is true. It does depend on charger and cable. I tried many chargers and many cables. However, same chargers and cables don't have such a big problem with a different ROM, and don't have the problem with the Note 3. I tried both with fast charging turned off and on.
I feel this is some problem with the kernel. So, I wanted to ask if anyone knows what kernel doesn't have the slow charging issue, and can be used with stock, 6.0.1, or if the problem can be solved in some other way.
thanks!
Just an update. I switched to kernel BeastMode r56.8 RAGE, and charging is much better.

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