Display Systems

info

All parameters located in misc folder

UARTCOM interface supports displays and programmable LEDs for:

• Ride data (speed, map, battery)
• Input status (map switch, walk assist, lights)

Parameter	Function	Options
dispmode	Display type	-1: Auto-detect 0: Disabled 1: Bafang 3: 800U 4: KT-LCD3 32+: WS LED
ledbright	WS LED intensity	0-100%
ledopts	WS LED configuration	Bits 0-2: Color order Bit 4: Disable while driving Bit 8: Dim while riding

Compatible Displays

warning

Display compatibility depends on manufacturer protocols. Protocol changes may affect functionality.

tip

Additional display support available upon request.

Supported Models

• Bafang UART (dispmode = 1)

• 800U UART (dispmode = 3)

• KT-LCD3 UART (dispmode = 4)

WS LED Configuration

Compatible with WS281x LED series.

Installation

1. Connect LED data to UARTCOM TX
2. Ground to IOGND
3. Power options:
   • UARTCOM +5V (within current limits)
   • External power supply
   • Adjust brightness via ledbright

warning

Verify LED current draw against controller specifications

LED Modes

Basic Map Display (32)

Single LED indicating:

• Pulsing: Disarmed
• Solid color: Armed
  • Green: Map 1
  • Blue: Map 2
  • Red: Map 3
  • White: Other maps

Status Display (40)

Priority order:

1. Temperature warning (purple)
2. Map change (10s color display)
3. Battery level (green→red gradient)
4. Low battery warning (< 30%, blinking red)

Multi-LED Display (50-59)

• First LED: Map indicator
• Additional LEDs: Battery bar graph
• Configuration range: 1-10 LEDs total

Temporary Map Display (70)

• Shows map color for 15s after change
• Auto-off afterward