Part comparison

Waveshare DDSM Driver HAT (A) vs Waveshare DDSM Driver HAT (B)

A side-by-side comparison of source-backed specifications within the same subcategory.

12 shared specs1 scored

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WaveshareWaveshare DDSM Driver HAT (A)27806

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WaveshareWaveshare DDSM Driver HAT (B)29965

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Directional spec summary

Counts across 1 numeric specifications with a clear higher-or-lower direction.

Part A leads

Tied

Part B leads

These are metric-by-metric differences, not an overall performance score. Check the values below.

Specifications

12 specifications compared side by side.

Waveshare DDSM Driver HAT (A) / Waveshare DDSM Driver HAT (B)
Compare bySpecification	AWaveshareWaveshare DDSM Driver HAT (A)	BWaveshareWaveshare DDSM Driver HAT (B)
Electrical3
Nominal input voltageUse-dependent	24 V	25.2 V
Minimum input voltageUse-dependent	11 V	9 V
Maximum input voltageUse-dependent	24 V	28 V
Control & communication9
Board kind	Motor driver	Motor driver
Board architecture	Standalone board	Standalone board
Primary application	motor_driver;direct_drive_servo;robotics	motor_driver;direct_drive_servo;robotics
SDK available	Yes	Yes
Firmware updatable	Yes	Yes
ConnectorsUse-dependent	XT60 + DC5525 power input; Type-C x2; DDSM hub motor port	DC5525 or XT60 power; DDSM400 9-28V, rated 25.2V; 24V 6A typical test supply
Control modes	json_command;uart	json_command;uart
Motor drive	Servo drive	Servo drive
Motor channels	1	1

AWaveshareWaveshare DDSM Driver HAT (A)

BWaveshareWaveshare DDSM Driver HAT (B)

Electrical3

Nominal input voltageUse-dependent

Part A24 V

Part B25.2 V

Minimum input voltageUse-dependent

Part A11 V

Part B9 V

Maximum input voltageUse-dependent

Part A24 V

Part B28 V

Control & communication9

Board kind

Part AMotor driver

Part BMotor driver

Board architecture

Part AStandalone board

Part BStandalone board

Primary application

Part Amotor_driver;direct_drive_servo;robotics

Part Bmotor_driver;direct_drive_servo;robotics

SDK available

Part AYes

Part BYes

Firmware updatable

Part AYes

Part BYes

ConnectorsUse-dependent

Part AXT60 + DC5525 power input; Type-C x2; DDSM hub motor port

Part BDC5525 or XT60 power; DDSM400 9-28V, rated 25.2V; 24V 6A typical test supply

Control modes

Part Ajson_command;uart

Part Bjson_command;uart

Motor drive

Part AServo drive

Part BServo drive

Motor channels

Part A1

Part B1

Product sources

Product sources used by this comparison

Waveshare DDSM Driver HAT (A)Open source ↗

Waveshare DDSM Driver HAT (B)Open source ↗