ADVANCED DIGITAL CORPORATION PC II Processor 80188 (2) Processor Speed 8MHz Video Chipset Unidentified Chipset Unidentified Maximum Onboard Memory 1MB DRAM (512KB per processor) BIOS Unidentified Dimensions 336.6 x 111.1mm I/O Options Video ports (1 per processor) Video Types Supported Monochrome Highest Resolution Text only Supported [Image] CONNECTIONS Function Label Function Label Video and keyboard for J1 12V DC power out P1A machine 1 Video and keyboard for J2 machine 2 Note:Standard video and keyboard connectors are provided on an external adapter box. USER CONFIGURABLE SETTINGS Function Label Position » Factory configured - do not alter SWA/A Pins 1 & 2 closed » Factory configured - do not alter SWA/B Pins 1 & 2 closed » Factory configured - do not alter SWA/C Pins 1 & 2 closed » Factory configured - do not alter SWA/D Pins 1 & 2 closed » Factory configured - do not alter SWA/E Pins 2 & 3 closed » Factory configured - do not alter SWA/F Pins 2 & 3 closed » Interrupt terminator enabled SWD/5 On Interrupt terminator disabled SWD/5 Off » Factory configured - do not alter SWD/6 Off » Factory configured - do not alter SWD/7 Off » Factory configured - do not alter SWD/8 Off BASE I/O ADDRESS SELECTION Setting SWB/1 SWB/2 SWB/3 SWB/4 SWB/5 SWB/6 SWB/7 SWB/8 200h On On On On On On On On 202h Off On On On On On On On 204h On Off On On On On On On 206h Off Off On On On On On On 208h On On Off On On On On On » 230h On On On Off Off On On On 3F6h Off Off On Off Off Off Off Off 3F8h On On Off Off Off Off Off Off 3FAh Off On Off Off Off Off Off Off 3FCh On Off Off Off Off Off Off Off 3FEh Off Off Off Off Off Off Off Off Note: A total of 256 base address settings are available. The switches are a binary representation of the decimal memory addresses. SWB/8 is the Most Significant Bit and switch SWB/1 is the Least Significant Bit. The switches have the following decimal values: SWB/1=2, SWB/2=4, SWB/3=8, SWB/4=16, SWB/5=32, SWB/6=64, SWB/7=128, SWB/8=256. Turn off the switches and add the values of the switches that are off to 512 to obtain the correct memory address. (Off=1, On=0) SHARED RAM ADDRESS Setting SWC/1 SWC/2 SWC/3 SWC/4 SWC/5 SWC/6 SWC/7 SWC/8 00000h On On On On On On On On 01000h Off On On On On On On On 02000h On Off On On On On On On 03000h Off Off On On On On On On 04000h On On Off On On On On On » C0000h On On On On On On Off Off FB000h Off Off On Off Off Off Off Off FC000h On On Off Off Off Off Off Off FD000h Off On Off Off Off Off Off Off FE000h On Off Off Off Off Off Off Off FF000h Off Off Off Off Off Off Off Off Note: A total of 256 base address settings are available. The switches are a binary representation of the decimal memory addresses. SWC/8 is the Most Significant Bit and switch SWC/1 is the Least Significant Bit. The switches have the following decimal values: SWC/8=524,288, SWC/7=262,144, SWC/6=131,072, SWC/5=65,536, SWC/4=32,768, SWC/3=16,384, SWC/2=8,192, SWC/1=4,096. Turn off the switches and add the values of the switches that are off to obtain the correct memory address. (Off=1, On=0) INTERRUPT SELECTION Setting SWD/1 SWD/2 SWD/3 SWD/4 IRQ2 On Off Off Off » IRQ3 Off On Off Off IRQ4 Off Off On Off IRQ5 Off Off Off On PC II (SERIAL DAUGHTERBOARD) Processor 80188 (2) Processor Speed 8MHz I/O Options Serial ports (1 per processor) [Image] CONNECTIONS Function Label Function Label Serial port for P2 Header to main board U1 machine 1 CPU socket (on back of board) Serial port for P3 Header to main board U2 machine 2 CPU socket (on back of board) 12V DC power in from P1B main board (on back of board) MISCELLANEOUS TECHNICAL NOTES Remove the CPUs from the main card, and install them into the daughterboard's sockets.