| Parts Name | Description | Where? |
| LM1488 & LM1489 | RS232 serial line driver (1488) & receiver (1489).
| Radioshack |
| MAX-232 | RS232 serial line driver & receiver in one chip (only need +5V power supply ie. it has internal voltage doubler & inverter).
| Jameco |
| Omron EE-SB5V-E | Reflective IR sensor (<= 19mm), expensive though!
| Digikey |
| Optek OPB706A | Reflective IR sensor for object detection (<= 3mm). Used in both my Micromouse robots: SUmo and Scout.
| Jameco |
| PIC16F628 | Microchip PIC that I used the most (4MHz internal RC oscillator, 2K FLASH programmable memory, 224 bytes RAM, 16 I/O nicely packaged in an attractive 18 pins chip).
| Digikey |
| RF Tx/Rx | Wenshing RF 433MHz transmitter/receiver
| RadioShack |
| TI SN754410 | Small H-bridge driver, excellent for driving motors for small robots.
| Acroname |
| uFlash TCP | Intel 386 board with DOS-like operating system, with built-in RS-232 and 10Mbps Ethernet. Very expensive (~$270)
| JK Microsystems |