INFORMTECH INTERNATIONAL, INC. BABY 286AIO Processor 80286 Processor Speed 10/12MHz Chip Set Unknown Max. Onboard DRAM 32MB Cache None BIOS Award Dimensions 330mm x 218mm I/O Options Floppy drive interface, IDE interface, parallel port, serial ports (2) NPU Options 80287 [Image] CONNECTIONS Purpose Location Purpose Location Turbo LED P1 IDE interface P7 Speaker P2 Parallel port P8 Reset switch P3 Serial port 1 P9 IDE interface LED P4 Serial port 2 P10 Power LED & keylock P5 Auxiliary keyboard P12 Floppy drive interface P6 External battery P13 USER CONFIGURABLE SETTINGS Function Jumper/Switch Position » Keyboard controller clock J2 pins 1 & 2 speed select 6MHz closed Keyboard controller clock J2 pins 2 & 3 speed select 12MHz closed » NPU speed select 8MHz J3 pins 3 & 4 closed NPU speed select 6MHz J3 pins 1 & 2 closed NPU speed select 10MHz J3 pins 5 & 6 closed NPU speed select 12MHz J3 pins 7 & 8 closed » DRAM speed select 100ns J4 pins 3 & 4 closed DRAM speed select 80ns J4 pins 1 & 2 closed DRAM speed select 120ns J4 pins 5 & 6 closed » CPU speed select switchable J10 Open from hardware (see below) CPU speed select switchable J10 pins 1 & 2 from keyboard closed » Memory size select total J11 Open amount installed Memory size select 256KB only J11 Closed (for testing purposes) » Power good signal detect from J15 pins 2 & 3 power supply closed Power good signal detect from J15 pins 1 & 2 board closed » Battery type select Alkaline J16 pins 1 & 2 4.5VDC closed Battery type select Lithium J16 Open 6VDC » DRAM wait states select zero SW1/4 On DRAM wait state select one SW1/4 Off » Monitor type select color SW1/5 On Monitor type select SW1/5 Off monochrome » Serial port 1 at 3F8-3FF SW2/1 On using IRQ4 enabled Serial port 1 at 3F8-3FF SW2/1 Off using IRQ4 disabled » Serial port 2 at 2F8-2FF SW2/2 On using IRQ3 enabled Serial port 2 at 2F8-2FF SW2/2 Off using IRQ3 disabled » Floppy drive interface SW2/5 On enabled Floppy drive interface SW2/5 Off disabled » Early address latch enabled SW2/7 Off (#EALE) signal select enabled Address latch enable (#BALE) SW2/7 On signal select enabled » Factory configured - do not SW2/8 N/A alter DRAM CONFIGURATION Size Bank 0 Bank 1 512KB (18) 41256 NONE 640KB (18) 41256 (18) 4164 1MB (18) 41256 (18) 41256 2MB (18) 411000 NONE 4MB (18) 411000 (18) 411000 DRAM SWITCH CONFIGURATION Size SW1/1 SW1/2 SW1/3 512KB On On N/A 640KB On Off On 1MB On Off Off 2MB Off On Off 4MB Off Off Off CPU SPEED CONFIGURATION Speed J1 pins 1 & J1 pins 3 & J1 pins 5 & J10 2 4 6 OSC Y1/2 Open Open Closed Open 8MHz Closed Closed Closed pins 2 & 3 closed 10MHz Closed Open Open Open 12MHz Open Closed Open Open I/O BUS WAIT STATE CONFIGURATION 8-bit slot 16-bit slot SW1/6 SW1/7 SW1/8 4 wait 1 wait state Off On On states 6 wait 2 wait Off On Off states states 8 wait 3 wait Off Off On states states 10 wait 4 wait Off Off Off states states 4 wait 1 wait On N/A (see N/A (see states states note) note) Note: When SW1/6 is closed, the dynamic wait state mode is enabled which automatically sets the wait states to accommodate the slowest card on the I/O bus. BIOS CONFIGURATION Type J7 J8 27128 pins 1 & 2 closed pins 1 & 2 closed 27256 pins 1 & 2 closed pins 2 & 3 closed 27512 pins 2 & 3 closed pins 2 & 3 closed PARALLEL PORT CONFIGURATION IRQ SW2/3 SW2/4 IRQ7 On Off IRQ5 On On Disabled Off Off IDE CONFIGURATION Setting J17 SW2/6 Enabled pins 2 & 3 closed On Disabled pins 1 & 2 closed Off