M5123 Key Features
- 3 GPIO ports (Ports 1, 2, 3)
- 5 GPIO-ALT function pins for Remote Control (Pins 30-34)
- 2 General Purpose chip select pins (Pins 24-25)
- Supports I2C Control Pins n 2.88 MB Floppy Disk Controller
- Software patible with 82077 and supports 16-byte
- High performance internal data separator
- Supports standard 1 Mbps / 500 Kbps / 300 Kbps / 250
- Supports 3 modes of 3.5" FDD (720K/1.2M/1.44MB)
- Swappable drives A and B n Supports FDC through Parallel Port pins n Supports AT PS/2 KB and PS/2 Mouse n Built-in Keybo
- IBM PC/XT, PC/AT and PS/2 patible Bi-directional parallel port