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南京大石电子科技有限公司
Document
QD-JS-M500-002
Nanjing Bigstone Electronic &Technology Co.,Ltd
number
Version
A01

M500 Specification

V5S Protocol
Signature
Date
Drafted by
Jun Xing
2023-11-25
Checked by
Junming zheng
2023-11-25
Approved by
Ymqiu
2023-12-04
Page 1 total 29 pages

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Summary of Contents for BIGSTONE M500

  • Page 1: M500 Specification

    南京大石电子科技有限公司 Document QD-JS-M500-002 Nanjing Bigstone Electronic &Technology Co.,Ltd number Version M500 Specification V5S Protocol Signature Date Drafted by Jun Xing 2023-11-25 Checked by Junming zheng 2023-11-25 Approved by Ymqiu 2023-12-04 Page 1 total 29 pages...
  • Page 2: Revision History

    南京大石电子科技有限公司 Document QD-JS-M500-002 Nanjing Bigstone Electronic &Technology Co.,Ltd number Version Revision History Version Revised by Date Content Page Jun Xing 2023-11-23 First version Page 2 total 29 pages...
  • Page 3 If you have any questions about the understanding of this product specification, please consult our sales or technical support personnel in time. (BigStone ®)We reserve the right to interpret and explain this product function specification. Nanjing Bigstone Electronic &Technology Co., Ltd...
  • Page 4: Table Of Contents

    南京大石电子科技有限公司 Document QD-JS-M500-002 Nanjing Bigstone Electronic &Technology Co.,Ltd number Version Content M500 Specification ......................1 Product introduction ..................5 1. Product name and model ................5 2. Product brief ....................5 3. Range of application ..................5 4. Appearance and Dimension ................. 6 5. Product coding rules ..................6 Product Description ..................7...
  • Page 5: Product Introduction

    1. Product name and model 2.0 Inch TFT color display instrument for Electronic Power Assist bicycle. Product model:M500 ⚫ M500 includes UART communication and CAN communication two hardware version.M500 is UART version; M500-CAN is CAN bus version. 2. Product brief The screen adopts imported tempered glass...
  • Page 6: Appearance And Dimension

    Nanjing Bigstone Electronic &Technology Co.,Ltd number Version 4. Appearance and Dimension The material of M500 is ABS, and the panel adopts high hardness imported tempered glass. The product is suitable for left installation φ 22.2mm handlebar grips 5. Product coding rules M500...
  • Page 7: Product Description

    南京大石电子科技有限公司 Document QD-JS-M500-002 Nanjing Bigstone Electronic &Technology Co.,Ltd number Version Product Description 1. Specifications Power supply:DC 24V/36V/48V/52V Rated current:<30 mA Shutdown current:<1uA Screen specification:2.0 ” 240*320 resolution Color TFT LCD Screen Communication method:UART/ CAN-BUS optional Operating temperature:-20°C ~ 60°C Storage temperature:-30°C ~ 80°C Waterproof level:IP67...
  • Page 8 南京大石电子科技有限公司 Document QD-JS-M500-002 Nanjing Bigstone Electronic &Technology Co.,Ltd number Version Walk assistance function Parameter setting function and advanced setting function Error code indication Display riding time Page 8 total 29 pages...
  • Page 9: Installation

    南京大石电子科技有限公司 Document QD-JS-M500-002 Nanjing Bigstone Electronic &Technology Co.,Ltd number Version 3. Installation Open the display lock clip, set the display in the left handlebar (standard handlebar size:Φ22.2.Adjust to a position easy to operate tighten and fix the screw by M4 hexagon. Tightening torque: 0.5N.m.) * Damage caused by excessive torque is not covered by the warranty.
  • Page 10: Interface

    南京大石电子科技有限公司 Document QD-JS-M500-002 Nanjing Bigstone Electronic &Technology Co.,Ltd number Version 4. Interface 4.1 Startup screen The customer logo will be displayed for 2 seconds when system power on. After the communication connection is established, the display will enter the basic function display screen, and the display will show the information obtained from the controller.
  • Page 11 Adjust button SET button M500 include 4 buttons, On/off , button +/-,and SET button. The screen adopts 2.0-inch Color TFT LCD Screen,meet the customization and modification requirements of the startup interface and local UI interface. Page 11 total 29 pages...
  • Page 12: Function Introduction

    4.3 Function introduction Startup screen, password screen and basic function screen After startup, the bigstone logo will be displayed for 2 seconds. If the password is enabled, enter the password input form, and enter the password to enter the basic function interface;...
  • Page 13: Other Function

    Fault code indication on screen After receiving the fault information returned by the controller, the M500 will show the fault code to prompt the user of relevant electrical system fault information.
  • Page 14 南京大石电子科技有限公司 Document QD-JS-M500-002 Nanjing Bigstone Electronic &Technology Co.,Ltd number Version  Gen. Set : Trip Clear,Max Speed,Wheel Size,Speed Unit,Sys. Voltage,Ride Mode,Brightness,Battery Mode,Password.  Adv. Set:Assist. PWM1,Assist. PWM2,Assist. PWM3,Assist. PWM4,Assist. PWM5,Max Current,Speed Magnet,Assist. Magnet,Start Magnet,Start Strength,Assist. Direction,Thro. Speed,Thro. Follow.  Dev. Inf.:Instrument software and hardware version, Error Code.
  • Page 15: Buttons Definition

    南京大石电子科技有限公司 Document QD-JS-M500-002 Nanjing Bigstone Electronic &Technology Co.,Ltd number Version 5. Buttons definition Definition of buttons Power button Adjust button SET button Turn Power button: hold to on/off system power, press to switch front light. SET button: Switching the function display and entering the parameter setting operation.
  • Page 16: Operation

    6. Operation 6.1 Turn on/off Press down power button at power off state, M500 will be power on and show logo 2 seconds, then switch into the basic function screen and start work; in power on status, press and hold power key to shut down system. If the rider has no any operation within the set turn-off time, and the speed is 0, and the bus current is less than 1A, the M500 will automatically power off.
  • Page 17: Walk Assist Mode

    M500 shows the walk assistant icon at right bottom position on screen. walk assistant is in-active after release ➖ button, M500 recovery to normal display, the walk assistant active screen as follow: 6.5 Battery capacity indicator...
  • Page 18 南京大石电子科技有限公司 Document QD-JS-M500-002 Nanjing Bigstone Electronic &Technology Co.,Ltd number Version 60% ≤ SOC < 80% Display 4 40% ≤ SOC < 60% Display 3 20% ≤ SOC < 40% Display 2 10% ≤SOC < 20% Display 1 5% ≤ SOC < 10% Display 0 0% ≤...
  • Page 19: General Function Settings

    南京大石电子科技有限公司 Document QD-JS-M500-002 Nanjing Bigstone Electronic &Technology Co.,Ltd number Version 7. General function settings The instrument provides a specific parameter setting function, and the optional items of the setting function will be reduced according to different market and different product standards. The following is a complete description of parameter Settings and information reading functions in the default state of the instrument.
  • Page 20 南京大石电子科技有限公司 Document QD-JS-M500-002 Nanjing Bigstone Electronic &Technology Co.,Ltd number Version Setting function and each parameter setting is described as follows: Setting Setting Detail screen Parameter values Remarks items parameter Clear the N-Save TRIP Trip Clear TRIP value Y- Clear TRIP Max.
  • Page 21 南京大石电子科技有限公司 Document QD-JS-M500-002 Nanjing Bigstone Electronic &Technology Co.,Ltd number Version Adjust the Parameter Brightnes backlight values:0-5 Default: brightness MEDIUM: indicates the Battery medium battery Default: Mode symbol and the LARGE percentage of battery charged. LARGE: Large battery display startup password...
  • Page 22: Advance Setting

    Warning The advance setting function is based on specific protocol content, allowing the modification, and setting of controller and system parameters through M500. This feature suggests professional operation, such as bicycle manufacturers, distributor, and other objects with professional technical ability. Allows necessary system debugging and maintenance through user setting functions.
  • Page 23 南京大石电子科技有限公司 Document QD-JS-M500-002 Nanjing Bigstone Electronic &Technology Co.,Ltd number Version PWM3 Parameter Default: value: 0-100% PWM4 Parameter Default: value: 0-100% PWM5 Parameter Default: value: 100% 0-100% Parameter Default: Current value: 3-30A Speed Parameter Default: Magnet value: 1 or 6 Assist.
  • Page 24 南京大石电子科技有限公司 Document QD-JS-M500-002 Nanjing Bigstone Electronic &Technology Co.,Ltd number Version Start Parameter Default: Magnet value: 3-24 Start Parameter Default: Strength value: Assist. Parameter Default: Direction value: F(Forward) B(Backward) Thro. Parameter Default: Speed value: FULL 6KM/FULL Thro. Parameter Default: Follow value:...
  • Page 25: Device Information

    Setting screen You can choose to enter the device information screen, as shown in the following figure: M500 hardware version (HMI HW ver.),M500 software version (HMI SW ver.) and error code. Selecting the fault code and pressing the SET button ca n display the fault code explanation and fault relief method.
  • Page 26 南京大石电子科技有限公司 Document QD-JS-M500-002 Nanjing Bigstone Electronic &Technology Co.,Ltd number Version Hall fault Brake failure Instrument communication failure (* The corresponding fault code of different system protocols is different. If the fault code of the instrument is displayed, please promptly communicate with our sales...
  • Page 27: Wire Definition

    南京大石电子科技有限公司 Document QD-JS-M500-002 Nanjing Bigstone Electronic &Technology Co.,Ltd number Version 11. Wire definition Definition of standard cable Table 1 cable color and function Color Function Battery+ Blue Weak lock line Black Battery- Yellow Green Page 27 total 29 pages...
  • Page 28: Packing Specification

    南京大石电子科技有限公司 Document QD-JS-M500-002 Nanjing Bigstone Electronic &Technology Co.,Ltd number Version Packing specification Standard shipment, according to three layers of corrugated box packing plus pearl cotton packaging bag packaging products; there are 20 small grids in each layer of corrugated grid.
  • Page 29: Notes

    南京大石电子科技有限公司 Document QD-JS-M500-002 Nanjing Bigstone Electronic &Technology Co.,Ltd number Version Notes  In the use of the display, pay attention to the security, do not plug the display in and out the when the power is on.  Try to avoid use exposure in harsh environments like heavy rain, heavy snow, and strong sunlight.

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