DIGI INTERNATIONAL, INC. ======================== PC/XI, PC/XI+ Card Type Serial controller Chipset/Controller 80C186 I/O Options Serial ports (8 or 16) Maximum DRAM 512KB dual ported RAM +------------------------------------------------------------+ | CONNECTIONS | |------------------------------------------------------------| | Purpose | Location | |-------------------------------+----------------------------| | DB-78 connector | CN1 | |------------------------------------------------------------| | Note:CN1 attaches to a serial concentrator. | +------------------------------------------------------------+ +------------------------------------------------------------+ | DRAM CONFIGURATION | |------------------------------------------------------------| | Size | J2 | J3 | |------------------+--------------------+--------------------| |>> | 64KB | Pins 2 & 3 closed | Pins 2 & 3 closed | |---+--------------+--------------------+--------------------| | | 128KB | Pins 2 & 3 closed | Pins 1 & 2 closed | |---+--------------+--------------------+--------------------| | | 256KB | Pins 1 & 2 closed | Pins 2 & 3 closed | |---+--------------+--------------------+--------------------| | | 512KB | Pins 1 & 2 closed | Pins 1 & 2 closed | +------------------------------------------------------------+ +------------------------------------------------------------+ | FACTORY CONFIGURED SETTINGS | |------------------------------------------------------------| | Jumper | Setting | |----------------------------+-------------------------------| | J1 | Pins 2 & 3 closed | +------------------------------------------------------------+ +------------------------------------------------------------+ | BASE MEMORY ADDRESS SELECT (<1MB) | |------------------------------------------------------------| |Address|DS1/1 |DS1/2 |DS1/3 |DS1/4 |DS1/5 |DS1/6|DS1/7|DS1/8| |-------+------+------+------+------+------+-----+-----+-----| |80000h | On | On | On | Off | On | On | On | On | |-------+------+------+------+------+------+-----+-----+-----| |90000h | Off | On | On | Off | On | On | On | On | |-------+------+------+------+------+------+-----+-----+-----| |B0000h | Off | Off | On | Off | On | On | On | On | |-------+------+------+------+------+------+-----+-----+-----| |C0000h | On | On | Off | Off | On | On | On | On | |-------+------+------+------+------+------+-----+-----+-----| |D0000h | Off | On | Off | Off | On | On | On | On | |-------+------+------+------+------+------+-----+-----+-----| |E0000h | On | Off | Off | Off | On | On | On | On | +------------------------------------------------------------+ +------------------------------------------------------------+ | BASE MEMORY ADDRESS SELECT (>1MB) | |------------------------------------------------------------| |Address|DS1/1 |DS1/2 |DS1/3 |DS1/4 |DS1/5 |DS1/6|DS1/7|DS1/8| |-------+------+------+------+------+------+-----+-----+-----| |D00000h| On | On | On | On | Off | On | Off | Off | |-------+------+------+------+------+------+-----+-----+-----| |D80000h| On | On | On | Off | Off | On | Off | Off | |-------+------+------+------+------+------+-----+-----+-----| |E00000h| On | On | On | On | On | Off | Off | Off | |-------+------+------+------+------+------+-----+-----+-----| |E80000h| On | On | On | Off | On | Off | Off | Off | |-------+------+------+------+------+------+-----+-----+-----| |F00000h| On | On | On | On | Off | Off | Off | Off | |-------+------+------+------+------+------+-----+-----+-----| |F80000h| On | On | On | Off | Off | Off | Off | Off | |-------+------+------+------+------+------+-----+-----+-----| |FA0000h| On | Off | On | Off | Off | Off | Off | Off | +------------------------------------------------------------+ +------------------------------------------------------------+ | I/O ADDRESS SELECT | |------------------------------------------------------------| | Address | DS1/9 | DS1/10 | DS1/11 | |---------------+--------------+--------------+--------------| | 100h | On | Off | Off | |---------------+--------------+--------------+--------------| | 110h | Off | On | Off | |---------------+--------------+--------------+--------------| | 120h | On | On | Off | |---------------+--------------+--------------+--------------| | 200h | Off | Off | On | |---------------+--------------+--------------+--------------| | 220h | On | Off | On | |---------------+--------------+--------------+--------------| | 300h | Off | On | On | |---------------+--------------+--------------+--------------| | 320h | On | On | On | +------------------------------------------------------------+ +------------------------------------------------------------+ | INTERRUPT SELECT | |------------------------------------------------------------| | IRQ |DS2/1 |DS2/2 |DS2/3 |DS2/4 |DS2/5|DS2/6|DS2/7|DS2/8| |--------+------+------+------+------+-----+-----+-----+-----| | IRQ3 | On | Off | Off | Off | Off | Off | Off | Off | |--------+------+------+------+------+-----+-----+-----+-----| | IRQ4 | Off | On | Off | Off | Off | Off | Off | Off | |--------+------+------+------+------+-----+-----+-----+-----| | IRQ5 | Off | Off | On | Off | Off | Off | Off | Off | |--------+------+------+------+------+-----+-----+-----+-----| | IRQ7 | Off | Off | Off | On | Off | Off | Off | Off | |--------+------+------+------+------+-----+-----+-----+-----| | IRQ10 | Off | Off | Off | Off | On | Off | Off | Off | |--------+------+------+------+------+-----+-----+-----+-----| | IRQ11 | Off | Off | Off | Off | Off | On | Off | Off | |--------+------+------+------+------+-----+-----+-----+-----| | IRQ12 | Off | Off | Off | Off | Off | Off | On | Off | |--------+------+------+------+------+-----+-----+-----+-----| | IRQ15 | Off | Off | Off | Off | Off | Off | Off | On | |--------+------+------+------+------+-----+-----+-----+-----| |Disabled| Off | Off | Off | Off | Off | Off | Off | Off | 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