User manual for ADLink's 144-bit parallel digital I/O board, covering installation, programming, and specifications.
This manual provides instructions for installing and programming the ADLink ACL-7122, a 144-bit parallel digital I/O board for ISA bus-compatible computers. It details jumper and DIP switch settings, I/O port address mapping, and programming using 8-bit I/O commands in languages like C or BASIC. The board supports 6 emulated 8255 PPI chips with isolated inputs to prevent ground loops.
Technical specifications include input/output voltage and current ranges, operating/storage temperature, humidity, bus compatibility (PC/AT), and power consumption. The board is designed for industrial applications and is compatible with Advantech's PCL-722.
| Input Channels | 144 |
|---|---|
| Input Signal Logic High Voltage | 2.0 V to 5.25V |
| Input Signal Logic Low Voltage | 0.0 V to 0.80V |
| Output Signal (Port A & B) Logic High Voltage | Minimum 2.4 V |
| Operating Temperature | 0° ~ 60° C |
| Bus | PC/AT Bus |
| I/O Port Address Range | Hex 200 ~ Hex 3F8 |
| Power Consumption | 5V 1.4 A (Typical) / 5V 1.8 A (Maximum) |
| Transfer Rate | 300 K bytes/sec (Typical) / 500 K bytes/sec (Maximum) |
| Size | Half Size (183mm X 111 mm) |
The I/O port address range is Hex 200 to Hex 3F8.
Users can program the board using high-level languages like BASIC, C, or PASCAL, or low-level languages like Assembly.
The operating temperature range is 0° to 60° C.
Yes, the seller provides a one-year warranty covering defects in material and workmanship, with repair or replacement options.