# M5Stack RollerCAN BLDC Unit (U188)

> M5Stack U188 RollerCAN: 40 mm cube BLDC actuator — 3504 200 KV motor, built-in FOC (STM32G431 + DRV8311), TLI5012B magnetic angle sensor and current / speed / position triple-loop control, CAN plus I2C (0x64), 6–16 V motor supply, 0.065 N·m (0.66 kgf·cm) output torque at 16 V, 0.5 A continuous / 1 A peak phase current, optional slip ring passing a Grove port through 360° rotation , OLED, 84.6 g.

- Manufacturer: M5Stack
- Part number: U188
- Category: Actuators
- Canonical page: https://www.xirkit.io/products/m5stack-rollercan-bldc-unit-u188-ced5
- Pinout: https://www.xirkit.io/products/m5stack-rollercan-bldc-unit-u188-ced5/pinout
- Structured JSON: https://www.xirkit.io/products/m5stack-rollercan-bldc-unit-u188-ced5/data.json
- Source: Xirkit structured parts catalog — every value traced to a cited document; unknowns are explicit.

## Key specifications

| Property | Value |
| --- | --- |
| Actuator type | smart_servo |
| Rated torque | 0.065 N·m |
| Rated speed | 560 rpm |
| Rated voltage | 16 V |
| Rated current | 0.5 A |
| Encoder | magnetic angle sensor Infineon TLI5012B |
| Control interface | CAN |
| Control modes | current, speed, position |
| Dimensions | 40 × 40 × 40 mm |
| Operating temperature | 0 to 40 °C |

## Pinout (4 pins, 0 with electrical limits)

| Pin | Position | Kind | Chip pad | Functions | VIH | VIL | VOH | VOL | IOH | IOL | 5 V tolerant |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| GND | HY2.0-4P (Grove) · PORT.A-1 | ground | — | ground | — | — | — | — | — | — | — |
| 5V | HY2.0-4P (Grove) · PORT.A-2 | power in | — | power_in | — | — | — | — | — | — | — |
| SDA | HY2.0-4P (Grove) · PORT.A-3 | data | — | sda | — | — | — | — | — | — | — |
| SCL | HY2.0-4P (Grove) · PORT.A-4 | clock | — | scl | — | — | — | — | — | — | — |

## Where to buy

| Supplier | Price | Stock | Checked | URL |
| --- | --- | --- | --- | --- |
| shop.m5stack.com | 43.9 USD | in_stock | 2026-10-01 | https://shop.m5stack.com/products/rollercan-unit-with-bldc-motor-stm32 |

## FAQ

**What voltage powers the M5Stack RollerCAN BLDC Unit (U188)?**

Supply range 6–16 V.

**How much does the M5Stack RollerCAN BLDC Unit (U188) cost?**

From $43.9 at shop.m5stack.com. Prices are observed unit prices before tax and shipping.

**What are the M5Stack RollerCAN BLDC Unit (U188) dimensions?**

40 × 40 × 40 mm. A STEP model is available for enclosure fit checks.

**Where does this M5Stack RollerCAN BLDC Unit (U188) data come from?**

Every value in this record is traced to a source — 2 documents including the board and chip datasheets — with the page and table cited per value. Unknowns are left explicit, never guessed.

## Sources

- [M5Stack RollerCAN BLDC Unit (U188) datasheet](https://shop.m5stack.com/products/rollercan-unit-with-bldc-motor-stm32)
- [shop.m5stack.com listing](https://shop.m5stack.com/products/rollercan-unit-with-bldc-motor-stm32)

## Part graph

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