研华48位数字量I/O卡 | | Main Features48位数字量I/O卡仿真8255PPI模式0提供比8255更高驱动能力的缓冲电路中断处理输出状态回读 | | 产品介绍PCL-731是一个完全的PC附加卡,可以提供48可编程数字I/O线,并被分为6个主要端口.这些端口在mode 0中效仿了一个8255得可编程序外围接口的实施,但是提供了比8255更高的操纵能力.Specifications PCL-731-AE General | Bus | ISA | Isolated DI/O | Input Channels | - | Input Range | - | Output Channels | - | Output Range | - | Timer/Counter | Channels | - | Time base | - | TTL DI/O | Input Channels | 48 (shared) | Output Channels | 48 (shared) |
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