TECMAR ====== MAESTRO Card Type Multi-I/O Chipset Unidentified Maximum Onboard Memory 2.5MB DRAM I/O Options Parallel port, serial port Data Bus 8-bit ISA +------------------------------------------------------------+ | CONNECTIONS | |------------------------------------------------------------| | Function | Label | Function | Label | |-----------------+----------+---------------------+---------| | Serial port | CN1 | Parallel port | CN2 | |------------------------------------------------------------| | Note:A DB-25 connector for the serial port attaches | | to the board via a 26-pin header. The location of | | this header is unidentified. | +------------------------------------------------------------+ +------------------------------------------------------------+ | USER CONFIGURABLE SETTINGS | |------------------------------------------------------------| | Setting | Label | Position | |-------------------------------------+-------+--------------| |>> | Factory configured - do not | JPR | Unidentified | | | alter | | | +------------------------------------------------------------+ +------------------------------------------------------------+ | PARALLEL PORT ADDRESS | |------------------------------------------------------------| | Setting | SW1/4 | SW1/5 | |--------------------+-------------------+-------------------| | LPT1: | Off | On | |--------------------+-------------------+-------------------| | LPT2: | On | Off | |--------------------+-------------------+-------------------| | Disabled | On | On | +------------------------------------------------------------+ +------------------------------------------------------------+ | SERIAL PORT ADDRESS AND INTERRUPT | |------------------------------------------------------------| | Address | IRQ | JPR6/A | JPR6/B | JPR6/C | SW1/6 | SW1/7 | |----------+------+--------+--------+--------+-------+-------| | 3F8h | 4 | Open | Closed | Open | Off | Off | | (COM1:) | | | | | | | |----------+------+--------+--------+--------+-------+-------| | 2F8h | 3 | Closed | Open | Open | On | Off | | (COM2:) | | | | | | | |----------+------+--------+--------+--------+-------+-------| | 3E8h | 4 | Open | Open | Closed | On | On | | (COM3:) | | | | | | | |----------+------+--------+--------+--------+-------+-------| | 2E8h | 3 | Open | Open | Closed | Off | On | | (COM4:) | | | | | | | |------------------------------------------------------------| | Note:Both the 9-pin and 25-pin connectors access the | | same serial port. | +------------------------------------------------------------+ +------------------------------------------------------------+ | SERIAL PORT CONFIGURATION | |------------------------------------------------------------| | Setting | JPR4 | |---------+--------------------------------------------------| | DTE | Pins 1 & 2, 3 & 4, 6 & 7, 8 & 9, 11 & 12, 13 & | | | 14 closed | |---------+--------------------------------------------------| | DCE | Pins 2 & 3, 4 & 5, 7 & 8, 9 & 10, 12 & 13, 14 & | | | 15 closed | +------------------------------------------------------------+ +------------------------------------------------------------+ | DRAM (256KB ON MAINBOARD) | |------------------------------------------------------------| | Size | Bank 0 | Bank 1 | Bank 2 | Bank 3 | Bank 4 | |--------+----------+----------+---------+---------+---------| | 0KB | None | None | None | None | None | |--------+----------+----------+---------+---------+---------| | 128KB | None | (18) 64K | None | None | None | | | | x 1 | | | | |--------+----------+----------+---------+---------+---------| | 256KB | None | (18) 64K | (18) | None | None | | | | x 1 | 64K x 1 | | | |--------+----------+----------+---------+---------+---------| | 384KB | (18) 64K | (18) 64K | (18) | None | None | | | x 1 | x 1 | 64K x 1 | | | |--------+----------+----------+---------+---------+---------| | 512KB | (18) 64K | (18) 64K | (18) | (18) | None | | | x 1 | x 1 | 64K x 1 | 64K x 1 | | |--------+----------+----------+---------+---------+---------| | 640KB | (18) 64K | (18) 64K | (18) | (18) | (18) | | | x 1 | x 1 | 64K x 1 | 64K x 1 | 64K x 1 | |--------+----------+----------+---------+---------+---------| | 896KB | (18) 64K | (18) 64K | (18) | (18) | None | | | x 1 | x 1 | 64K x 1 | 256K x | | | | | | | 1 | | |--------+----------+----------+---------+---------+---------| | 1408KB | (18) 64K | (18) 64K | (18) | (18) | (18) | | | x 1 | x 1 | 64K x 1 | 256K x | 256K x | | | | | | 1 | 1 | +------------------------------------------------------------+ +------------------------------------------------------------+ | DRAM SWITCHES (256KB ON MAINBOARD) | |------------------------------------------------------------| | Size | SW1/1 | SW1/2 | SW1/3 | |---------------+--------------+--------------+--------------| | 0KB | Off | On | On | |---------------+--------------+--------------+--------------| | 128KB | Off | On | Off | |---------------+--------------+--------------+--------------| | 256KB | Off | On | Off | |---------------+--------------+--------------+--------------| | 384KB | Off | On | Off | |---------------+--------------+--------------+--------------| | 512KB | Off | On | Off | |---------------+--------------+--------------+--------------| | 640KB | Off | On | Off | |---------------+--------------+--------------+--------------| | 896KB | Off | Off | Off | |---------------+--------------+--------------+--------------| | 1408KB | Off | Off | Off | +------------------------------------------------------------+ +------------------------------------------------------------+ | DRAM (512KB ON MAINBOARD) | |------------------------------------------------------------| | Size | Bank 0 | Bank 1 | Bank 2 | Bank 3 | Bank 4 | |---------+----------+---------+---------+---------+---------| | 0KB | None | None | None | None | None | |---------+----------+---------+---------+---------+---------| | 128KB | (18) 64K | None | None | None | None | | | x 1 | | | | | |---------+----------+---------+---------+---------+---------| | 256KB | (18) 64K | (18) | None | None | None | | | x 1 | 64K x 1 | | | | |---------+----------+---------+---------+---------+---------| | 384KB | (18) 64K | (18) | (18) | None | None | | | x 1 | 64K x 1 | 64K x 1 | | | |---------+----------+---------+---------+---------+---------| | 512KB | (18) 64K | (18) | (18) | (18) | None | | | x 1 | 64K x 1 | 64K x 1 | 64K x 1 | | |---------+----------+---------+---------+---------+---------| | 640KB 1 | (18) 64K | (18) | (18) | (18) | (18) | | | x 1 | 64K x 1 | 64K x 1 | 64K x 1 | 64K x 1 | |---------+----------+---------+---------+---------+---------| | 640KB 2 | (18) 64K | (18) | None | None | None | | | x 1 | 256K x | | | | | | | 1 | | | | |---------+----------+---------+---------+---------+---------| | 1152KB | (18) 64K | (18) | (18) | None | None | | | x 1 | 256K x | 256K x | | | | | | 1 | 1 | | | |---------+----------+---------+---------+---------+---------| | 1664KB | (18) 64K | (18) | (18) | (18) | None | | | x 1 | 256K x | 256K x | 256K x | | | | | 1 | 1 | 1 | | |---------+----------+---------+---------+---------+---------| | 2176KB | (18) 64K | (18) | (18) | (18) | (18) | | | x 1 | 256K x | 256K x | 256K x | 256K x | | | | 1 | 1 | 1 | 1 | +------------------------------------------------------------+ +------------------------------------------------------------+ | DRAM SWITCHES (512KB ON MAINBOARD) | |------------------------------------------------------------| | Size | SW1/1 | SW1/2 | SW1/3 | |---------------+---------------+--------------+-------------| | 0KB | Off | On | On | |---------------+---------------+--------------+-------------| | 128KB | On | On | Off | |---------------+---------------+--------------+-------------| | 256KB | On | On | Off | |---------------+---------------+--------------+-------------| | 384KB | On | On | Off | |---------------+---------------+--------------+-------------| | 512KB | On | On | Off | |---------------+---------------+--------------+-------------| | 640KB 1 | On | On | Off | |---------------+---------------+--------------+-------------| | 640KB 2 | On | Off | Off | |---------------+---------------+--------------+-------------| | 1152KB | On | Off | Off | |---------------+---------------+--------------+-------------| | 1664KB | On | Off | Off | |---------------+---------------+--------------+-------------| | 2176KB | On | Off | Off | +------------------------------------------------------------+ +------------------------------------------------------------+ | DRAM (640KB ON MAINBOARD) | |------------------------------------------------------------| | Size | Bank 0 | Bank 1 | Bank 2 | Bank 3 | Bank 4 | |---------+----------+---------+---------+---------+---------| | 0KB | None | None | None | None | None | |---------+----------+---------+---------+---------+---------| | 128KB | (18) 64K | None | None | None | None | | | x 1 | | | | | |---------+----------+---------+---------+---------+---------| | 256KB | (18) 64K | (18) | None | None | None | | | x 1 | 64K x 1 | | | | |---------+----------+---------+---------+---------+---------| | 384KB | (18) 64K | (18) | (18) | None | None | | | x 1 | 64K x 1 | 64K x 1 | | | |---------+----------+---------+---------+---------+---------| | 512KB 1 | (18) 64K | (18) | (18) | (18) | None | | | x 1 | 64K x 1 | 64K x 1 | 64K x 1 | | |---------+----------+---------+---------+---------+---------| | 512KB 2 | None | (18) | None | None | None | | | | 256K x | | | | | | | 1 | | | | |---------+----------+---------+---------+---------+---------| | 1MB 1 | (18) 64K | (18) | (18) | (18) | (18) | | | x 1 | 64K x 1 | 64K x 1 | 64K x 1 | 256K x | | | | | | | 1 | |---------+----------+---------+---------+---------+---------| | 1MB 2 | None | (18) | (18) | None | None | | | | 256K x | 256K x | | | | | | 1 | 1 | | | |---------+----------+---------+---------+---------+---------| | 1.5MB | None | (18) | (18) | (18) | None | | | | 256K x | 256K x | 256K x | | | | | 1 | 1 | 1 | | |---------+----------+---------+---------+---------+---------| | 2MB | None | (18) | (18) | (18) | (18) | | | | 256K x | 256K x | 256K x | 256K x | | | | 1 | 1 | 1 | 1 | |---------+----------+---------+---------+---------+---------| | 2.5MB | (18) | (18) | (18) | (18) | (18) | | | 256K x 1 | 256K x | 256K x | 256K x | 256K x | | | | 1 | 1 | 1 | 1 | +------------------------------------------------------------+ +------------------------------------------------------------+ | DRAM SWITCHES (640KB ON MAINBOARD) | |------------------------------------------------------------| | Size | SW1/1 | SW1/2 | SW1/3 | |---------------+---------------+--------------+-------------| | 0KB | Off | On | On | |---------------+---------------+--------------+-------------| | 128KB | Off | Off | On | |---------------+---------------+--------------+-------------| | 256KB | Off | Off | On | |---------------+---------------+--------------+-------------| | 384KB | Off | Off | On | |---------------+---------------+--------------+-------------| | 512KB 1 | Off | Off | On | |---------------+---------------+--------------+-------------| | 512KB 2 | On | Off | On | |---------------+---------------+--------------+-------------| | 1MB 1 | Off | Off | On | |---------------+---------------+--------------+-------------| | 1MB 2 | On | Off | On | |---------------+---------------+--------------+-------------| | 1.5MB | On | Off | On | |---------------+---------------+--------------+-------------| | 2MB | On | Off | On | |---------------+---------------+--------------+-------------| | 2.5MB | On | Off | On | +------------------------------------------------------------+