RS-232 (Recommended Standard 232) is commonly used in computer serial ports in a point to point communication link. It is a simple and robust solution for low data rate and short range applications.
| Data rate | 2.4 - 250 kbps |
| Duplex/Simplex | Full duplex |
| Connector physical size(WxHxD) | Approx. 17x8.5mm 9 pin DSUB |
| PHY properties | 2/8 wire, positive/negative voltage levels, handshaking option |


