VeloFox DM03 User manual

杭州威狐智能科技有限公司
Hangzhou VeloFox Intelligent Technology Co,. Ltd.
文件编号
版本号
1.01
DM03 Display
Functionality Introduction
Product Name: Intelligent OLED Display
Product Model: DM 03
Signature
Date
Editor
Leo Liao
2020-06-17
Checked
Approved

杭州威狐智能科技有限公司
Hangzhou VeloFox Intelligent Technology Co,. Ltd.
文件编号
版本号
1.01
第2页/共27页
版本修订历史
Version No.
Reviser
Date
Revision content
V1.01
Leo Liao
2020.06.17
Initial version
Leo Liao
2020.07.27
Update display coding rules

杭州威狐智能科技有限公司
Hangzhou VeloFox Intelligent Technology Co,. Ltd.
文件编号
版本号
1.01
第3页/共27页
Content
A Product Introduction...........................................................................................................................4
1. Product name and model.......................................................................................................4
2. Product Introduction .............................................................................................................4
3. Range of application ..............................................................................................................4
4. Appearance and size ..............................................................................................................4
5. Display coding rules...............................................................................................................5
B Product manual...................................................................................................................................6
1. Specifications ..........................................................................................................................6
2. Function overview..................................................................................................................6
3. Installation ..............................................................................................................................7
4. Interface ..................................................................................................................................8
4.1 Boot interface...................................................................................................................8
4.2 Basic interface and operation...........................................................................................9
4.3 Function interface introduction........................................................................................9
Boot interface and basic function interface .......................................................................9
Other function interfaces...................................................................................................10
Setting interface .................................................................................................................11
5. Button definition ..................................................................................................................12
5.1 Button name:..................................................................................................................12
5.2 Definition of button operation .......................................................................................12
6. Basic function operation......................................................................................................13
6.1 Turn on/off the display...................................................................................................13
6.2 Assist level switch .......................................................................................................13
6.3 Information switch .........................................................................................................14
6.4 Light control function ....................................................................................................14
6.5 Speed information switch ..............................................................................................15
6.6 Walk assist function .......................................................................................................15
6.7 Battery power indicator and assist power output...........................................................15
7. Setting Function ...................................................................................................................17
8. Advanced setting functions .................................................................................................19
*Warning ............................................................................................................................19
Advanced setting operation instructions..............................................................................19
Reference table for the circumference value corresponding to common wheel diameters .23
9. Data clearance ......................................................................................................................23
10. Error information.............................................................................................................24
11. Wire definition ..................................................................................................................25
11.1 Standard wires definition: ............................................................................................25
11.2 Standard conversion wire specifications：..................................................................26
C Package specifications......................................................................................................................26
D Note..................................................................................................................................................27

杭州威狐智能科技有限公司
Hangzhou VeloFox Intelligent Technology Co,. Ltd.
文件编号
版本号
1.01
第4页/共27页
A Product Introduction
1. Product name and model
OLED display of electric power assist bikes
Product model: DM03
⚫DM03 includes two versions of UART communication and CAN BUS communication
DM03_U corresponds to UART communication version;
DM03_C corresponds to CAN BUS communication version.
⚫All DM03 products are equipped with Bluetooth in its hardware
2. Product Introduction
Tempered glass screen with 2.5D chamfered edge
1.3 inch high brightness B/W monochrome OLED screen
Enlarged operating space plus ergonomic button design
IP65 waterproof level, excellent for outdoor use
Built-in Bluetooth function, compatible with CAN-BUS and UART communication
Service Tool function for fast firmware upgrade, parameter setting, and easy maintenance.
3. Range of application
Suitable for all E-bikes that comply with EN15194 standard
4. Appearance and size
The shell material of DM03 is PC+GF10, the screen is made of imported tempered glass with
2.5D chamfering technology. This product is suitable to be installed on the left side of horizontal tube

杭州威狐智能科技有限公司
Hangzhou VeloFox Intelligent Technology Co,. Ltd.
文件编号
版本号
1.01
第5页/共27页
with a handlebar size ofφ22.2mm.
5. Display coding rules
As shown as above picture:
Product Model
The hardware version number, C-CAN, U-UART
（last 2 digits means version number）
The code of manufacture factory M0，M1, M2
The year and week of manufacture
The Production serial number
23.5mm
1.3” OLED
22.2mm
63.5mm