TXT
Controller
Overview of connections
1. USB-A port (USB-1)
2. EXT connection for extensions
3. Mini USB port (USB-2)
4. IR receiver diode
5. Touch display
6. Micro SD card slot
7. 9 V IN, rechargeable battery pack
connection
8. 9 V IN, DC socket
ROBOTICS
4
9. Outputs M1 to M4 or O1 to O8
10. Inputs C1 to C4
11. 9 V OUT
12. ON/OFF switch
13. Speaker
14. 9 V OUT (positive terminal)
15. Coin cell battery compartment
16. Universal inputs I1 to I8