Overview Leto OVU00243 User manual

Reference Information:
When initially powered up, the Leto motor will perform an initialisation routine as
detailed in the Technical Manual. During initialisation, the unit will rotate and
temporarily draw the max rated current.
Overview Limited
Overview House Kingswey Business Park Forsyth Road Woking GU21 5SA United Kingdom
www.overview.co.uk
© Overview Ltd 2020
Leto
Servotorq™ Integrated Servo Motor
Part No. OVU00243 & OVU00244
•The Leto motor uses semiconductors which can be damaged by
electrostatic discharge (ESD). The motor must be handled and
stored in an ESD safe environment.
•The Leto motor supply voltage is 24V DC, using up to 600mA.
Do not hot-plug the power supply.
•I²C interface voltage is 3.3V and requires pull-ups to this voltage.
It is not tolerant of higher voltages, e.g. 5V.
Thank you for purchasing Overview’s Leto Integrated Servo Motor.
To quickly get up and running with your Leto motor, please refer to the
Technical Manual, the I²C Protocol Guide and Application Notes located at:
http://www.overview.co.uk/technical-support/
Please observe the following precautions when handling and
operating the Leto motor:
OVZ20019 Rev 1

Overview Limited
Overview House Kingswey Business Park Forsyth Road Woking GU21 5SA United Kingdom
www.overview.co.uk
© Overview Ltd 2020
Leto
Servotorq™ Integrated Servo Motor
Part No. OVU00243 & OVU00244
J3 Connector
Pin
Signal
1
Vin 24V DC
2
12C SDA
3
12C SCL
4
PASS THROUGH 3
5
PASS THROUGH 4
6
PASS THROUGH 2
7
PASS THROUGH 1
8
GND
1
8
ON position for 0x29
1 (OFF) position for 0x28
Leto motor pinout reference (please see the Technical Manual for further details):
While there are 3 connectors on the Leto motor that allow for power and I²C
connections, J3 is the most convenient to use for initial testing and is detailed here.
•Connector type: –JST S8B-SM4A-TF 8-way (JST SH series).
•Mating housing part: https://uk.rs-online.com/web/p/pcb-connector-
housings/3116546/
•Pre-crimped leads: https://uk.rs-online.com/web/p/products/3116675/
OVZ20019 Rev 1