But I'm swarmed with alot of good information to have when I do install, test run, get a feel for and overall decide how I like the whole set up. Current Decay(1-8): This sets how fast the current decay when pedalling stopped or you are reaching the maximum speed at the selected assist level. Depending where you put the bag you may need to extend the throttle wires. Splice longer wires to the throttle cable so only it is on the bars? So the whole project is that simple - program the controller and when you are done leave the programming cable or connector/jumper plugged into the BBSHD or BBS02 controller instead of the display and go for a displayless ride. When you unplug your display and jumper the orange and brown wires using one of the three ways described above try just going for a ride. Did you try to set designated assist to a lower level before you gave up on PAS. I've seen a few I'm interested in. The P850c or DPC-14 (as it is also known) is a colour display often used with the Bafang BBS mid-drive electric bike conversion kits. I would love to hear how it goes. Most have it at "By displays command". I would set the power timeout on her display as long as it will go so it won't shut off while she is taking a break. Stop Decay(x10ms): Time in milliseconds “Current Decay” is active for, after you stop pedalling. This tune is well suited to mild track/trails and street. View and Download BAFANG C965 manual online. Both of those issues are related to hard coded firmware and cannot be addressed in user setting menu. I want to use a gear sensor. 1 is been fastest. When testing this tune, make sure to test it in SPORT mode, not ECO. I resoldered my speed sensor after cutting it and getting errors/. If you activate “Continuous Get’ function, position bike pedals parallel to the ground and put all your weight on one pedal, you will get a reading in mV something like 3,260mV. You may need to get a programming cable and set the designated assist level to '0' set Assist level '0' current to '1' and Assist level '0' speed to '1' and you will have what you want. You will want a programming cable anyway so you can set up your controller to default to your favorite PAS level and set up other parameters for best throttle control. This will affect speedo read-out. Here is the wiring diagram: Bafang released the source code and Stefan Penoff (Penov) took it and made it better. 0 Speed Boost time: Amount of time power is applied to motor when initial pedalling take place with bike starting speed as stationary. That will work. Should I eliminate the Bafang electronics completely and rewire for speed control only? Extract PL2303HX to a local folder on your machine and run the install for your operating system version. Its leak current< 1uA. The throttle might not work in PAS 0 unless this is set to at least 1. Restart computer. Here is an image of the BBSxx display cable connector on the controller side: The orange wire is PL and the brown wire is P+. Any help with wiring this push button as the ON/OFF switch for the P+ and PL wires is greatly appreciated... Limited Current(Amps): This sets the maximum current level that the drive unit will pull from the battery. NC will work but will be off when the button is depressed. Asst1 Limit Current(%):  Power cut based on road speed at power level 1, Asst1 Limit Spd(%):  Power cut based on motor RPM speed at power level 1, Asst2 Limit Current(%): Power cut based on road speed at power level 2, Asst2 Limit Spd(%): Power cut based on motor RPM speed at power level 2, Asst3 Limit Current(%):  Power cut based on road speed at power level 3, Asst3 Limit Spd(%): Power cut based on motor RPM speed at power level 3, Asst4 Limit Current(%): Power cut based on road speed at power level 4, Asst4 Limit Spd(%): Power cut based on motor RPM speed at power level 4, Asst5 Limit Current(%):  Power cut based on road speed at power level 5, Asst5 Limit Spd(%): Power cut based on motor RPM speed at power level 5, Asst6 Limit Current(%):  Power cut based on road speed at power level 6, Asst6 Limit Spd(%): Power cut based on motor RPM speed at power level 6, Asst7 Limit Current(%):  Power cut based on road speed at power level 7, Asst7 Limit Spd(%): Power cut based on motor RPM speed at power level 7, Asst8 Limit Current(%):  Power cut based on road speed at power level 8, Asst8 Limit Spd(%): Power cut based on motor RPM speed at power level 8, Asst9 Limit Current(%): – Power cut based on road speed at power level 9, Asst9 Limit Spd(%):  Power cut based on motor RPM speed at power level 9, Attention:If your display is set to only use 5 power levels then the controller uses settings for Asist Levels 1\3\5\7\9. While zero, will result in immediate power cut. Maybe your wireless computer stopped working when you plugged in your Bafang display and you want it back. Do you know what would happen if you shorted the brown and orange wires with the display still connected? 100% hooked from that point on. where does the red wire fit into this ? Failure to do so, will just mean that rider cannot access majority of Pedal Assistance at maximum RPM as full (Kg) cannot be applied to pedals. Programming Throttle on a Bafang Motor; Swift Display Quick start guide (500c) Stunner X 24" Display Guide (C961) Biktrix Inverted Air Fork - Setup; Comments At the beginning of the article you say to short the red and brown wires , but then go on to say short the brown and orange wires??? As you can see, rider torque/load applied to pedals is inversely progressive. All of the things you can program in your Bafang mid-drive motor using a computer and programming cable can be changed using this incredible display. Best way to do so is to take some reading with multimeter at throttle socket while pressing throttle to MAX. E-Mountainbikes are not just for sport. This display also has a backlight that automatically lights up when it gets dark. Sorry. Once connected, you will get reading of Bandrate and Controller Info area populated upon you pressing “Read Flash”. Bafang C965 Display Manual. The aim of the changes in settings was to bring Bafang Ultra Programming as close as possible to smooth operation of say Bosch or Yamaha motors. AWESOME article!!! I'd like to rewire to function with a variable throttle ONLY. The Bafang BBSHD mid-drive motor’s parameters can be changed using a programming cable and special free to download software. At power level 0 the controller will lower current to maintain motor rpm below pre-set % of maximum motor RPM. Slow-Start Mode(1-8): Controls Start Current ramp and overshoot. From linear to progressive or any other. The value set by manufacturer seems to work just fine so you don’t need to change it. Install display on handlebar and adjust it’s location. Generated by Throttle Thumb controller on you handle bar. MaxCur(%) : This is a percentage of Limit Current% from page one based on the current power level setting on the PAS display that will be applied when Full(Kg) pressure is applied to the bike based on the speed that the crank is currently turning (Spd0-100). (More on configuration programming in a moment. Notice that although peak torque (turning force) is made at low rpms, maximum power is made in the region of 110-120rpm. You can even get rid of the Bafang speedometer sensor and speedometer cable and just use the one on your computer or use the Batt Man watt meter from Luna which is a more useful display. I follow the EBikes bloggers and YouTube channels for the latest info. If you take this simple approach you can just buy a programming cable and plug it in but you will need to find a place to tuck the cable and usb/ttl/uart adapter part on your bike - but it is small. ‐2 ‐ Dear Customer, Please read this manual before using the C961 Display. They will however default to what your display was last set at. ), Alternately, You can just buy a programming cable or one of. Note: Password to enter advanced settings is 0512. When off, display dose’t consume battery. Dump your Bafang display for stealth and better display options. 2. The easiest and safest way to jumper them together is to just plug in the bafang programming cable and you are set. Work Mode (angular Speed of Pedal/wheel*10):  Control the power according to pedal rotation speed. But I got into electric motors a few months ago through YouTube'ing fatbikes so I decided to buy the BBSHD 1000W kit hugely discounted from Luna Cycle with a discounted DCP-14 display. You unplug your display, and plug in the programming cable in its place. Error Voltage Min \ Max: This is working SPAN of voltage generated by torques sensor. is'nt the red wire the TXD terminal ?? https://images-na.ssl-images-amazon.com/images/I/61QneB%2BLrWL._SL1200_.jpg. I'm not interested in PAS and very interested in the display unit. Designated Assist:  If you disable the PAS system then this will give you the same number of levels of throttle power as PAS settings. Compatible with the Bafang BBS01, BBS02 and BBSHD 1000. Both elegant and practical, semi-integrated batteries make lighter frames possible, while also allowing easy handling, charging and storage. Display … Oh, and welcome home soon and thanks.. DPC18 Display Shows Time, Power Assist Level, Trip Distance, Speed. Useful information for BBSxx programming in general, but that's not what OP is asking. It must be understood that Bafang allow changes to most but not all settings. The brown and orange wires are tied together inside the programming cable. KeepCur(%) : This number must be equal or less than MinCur. I'm soon to follow. Thanks for checking in Joseph. You now have successfully reprogrammed your Bafang system with custom settings. ): The number of signals from HALL Sensor before the start up commences. The company focuses on all global e-mobility trends of the future. excellen article! You must set limit speed to 1 as well as well as setting the Designated Assist to 9 on the throttle page.
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