Index

About the project

  1. about this documentation in HTML
  2. License

Development tools

  1. Linux
    1. Step-by-step tutorial development tools
      1. Hardware tools to flash and debug the firmware
      2. Tools to build the firmware
        1. stm8-binutils-gdb
      3. Tools to flash the firmware
      4. (optional) Tools do flash and debug the firmware
      5. (optional) Tools to debug using serial port
  2. Windows
  3. C library
  4. Various resources
    1. Printf example

Motor controllers

  1. BMSBattery S series
    1. LCD control panel
      1. LCD protocol
    2. BMSBattery S06S
      1. PWM signals
        1. very low speed - 6 steps
        2. low speed up to max speed - sineware
    3. BMSBattery S06P
      1. various info
        1. 01
        2. 02
    4. BMSBattery S12S
    5. BMSBattery bottle battery controller
  2. Other controllers
    1. Kunteng 18 mosfets motor controller
    2. Lishui motor controllers
      1. LSW-675
        1. Datasheets
        2. PWM signals
    3. JinHui motor controllers
  3. GreenEBikeKit

Motors

  1. BMSBattery Q75
  2. BMSBattery Q85
  3. BMSBattery Q100
  4. BMSBattery Q100C

Datasheets and application notes

  1. STM8S105C6T6
    1. Interrupts

Motor control

  1. Motor control scheme of S06S controller
  2. BLDC 6 steps
  3. PWM schemes
    1. So, Which PWM Technique is Best? (Part 1)
    2. So, Which PWM Technique is Best? (Part 2)
    3. So, Which PWM Technique is Best? (Part 3)
    4. So, Which PWM Technique is Best? (Part 4)
    5. So, Which PWM Technique is Best? (Part 5)
    6. So, Which PWM Technique is Best? (Part 6)
    7. So, Which PWM Technique is Best? (Part 7)
  4. PWM control and Dead Time Insertion
  5. Low inductance motors
  6. Throttle Control Modes
  7. Phase angle FOC
  8. PWM frequency VS motor eRPM
    1. Max motor speed using FOC
    2. Kelly controllers ultra high speed
  9. Sinusoidal Control of BLDCM with Hall Sensors Based
  10. Alternatives

Various

  1. Endless-sphere.com forum messages
    1. 2017.04.25 - Initial forum message
    2. 2017.05.08 - First flash and debug on a dev board
    3. 2017.05.18 - First code flashing and running
    4. 2017.05.20 - more new information
    5. 2017.08.23 - SxxP versus SxxS versus LSW-675
    6. 2017.09.01 - Trying to figure out an algorithm to automatically adjust ui8_position_correction_value
    7. 2017.09.02 - How to do FOC on the BMSBattery S06S/Kunteng STM8 motor controllers
    8. 2017.09.03 - more ideas about zero crossing for FOC
    9. 2017.09.05 - measuring IQ current and manually adjusting position_correction_value
    10. 2017.09.19 - measuring motor current
  2. How to unlock protected read memory
  3. STM8S003 board
  4. LOG
    1. 2017.06.19 - SVM current waveforms

Clipping

  1. 2017.05.22 - Hackaday Links: May 21, 2017

Smart BMS with bluetooth

BMSBattery S06S


Schematic
Components
Pins connections to microcontroller
Battery voltage


Schematic


Linked file: BMSBattery_S06S-Kuteng_EBike_motor_controller_schematic.pdf


Thanks to KingQueenWong that did the schematic!! Get the source files here.

Components


STM8S105C6T6 (LQFP48) ST
◇ microcontroller STM8S-medium density
◇ Access line, 16 MHz STM8S 8-bit MCU, 32 Kbyte Flash, integrated EEPROM, 10-bit ADC, timers, UART, SPI, I²C, 48 pins LQFP
• LM317 (TO-220) ST
◇ voltage regulator: outputs 14.8V for the mosfet drivers
• 78L05 (TO-220) ST
◇ LDO voltage regulator: outputs 5V for the VCC
• LM358 (SO8) ST
◇ dual op-amp
◇ pin7: outputs a value from shunt current (motor total current)
▪ 1.63V when motor is stopped (zero current)
Linked file: LM358_datasheet.pdf

• ACS711 (QFN) Allegro (possible ACS711KEXLT-15AB-T, +-15.5 amps)
Linked file: ACS711_datasheet.pdf

◇ hall effect current sensor: measures a motor phase B current (green phase wire)
▪ 2.5V when motor is stopped (zero current)
◇ fault pin is not used and is connected with a resistor to 5V
• TK150E09NE (TO-220AB) Toshiba
Linked file: TK150E09NE-Toshiba

◇ mosfets

Battery voltage


Battery voltage | AIN8 pin voltage
24V | 1.8v
30V | 2.25v
36V | 2.69v