486DX Network Computer with TTL I/O, A/D, D/A, Ethernet, PC/104 SBC2486DX Features 66MHz, 100MHz, or 133MHz with cache and math coprocessor Up to 64MB RAM and 72MB flash AT-compatible peripherals include KBD, Mouse, IDE, Interrupt, DMA 22 I/O lines, 6 timers, RTC, watchdog 8-channel A/D, 4-channel D/A Optional 10BASE-T Ethernet port Optional PC/104 I/O expansion The SBC2486DX Single Board Computer offers On-board memory and I/O options provide a the system designer the high performance of the flexible foundation for almost any system. The 486DX architecture in a cost effective PC/104- addition of PC/104 add-on cards to the expandable format. With a rich mix of on-board SBC2486DX offer simple, low cost expansion analog and digital I/O, and an optional Ethernet port, the SBC2486DX can serve as a powerful With full 32-bit on-board data paths, 66MHz, network computer node in a larger system. 100MHz, or 133MHz operation, systems based on the SBC2486DX have lots of computer power In standalone systems, the SBC2486DX offers at thieir disposal. exceptional performance, with sufficient on-board memory and I/O resources to be a fully opera- The SBC2486DX is shipped with preloaded firm- tional computer control system by itself. ware. It gives a sign-on message upon powerup. Software Support Compatible Hardware Mounting/Packaging ™ DOS emulation, RUN.EXE PC/104 cards Enclosure, ENC104-3 ™ MSDOS 5.0 in flash, [Items above in Section 4] Standoffs, STDOFF01 ™, Turbo Debugger RS232, RS485 devices [Items above in Section 5] ™ Comm library, CommBLOK Custom Custom ™ PID loop library, PidBLOK C, BASIC, compilers [Items above in Section 6] Third party PC libraries ® VxWorks , Linux Micro/sys 3730 Park Place, Montrose, CA 91020 (818)244-4600 Fax (818)244-4246 email: info@embeddedsys.com 64MB COM1 RAM 486DX COM2 math coproc JEDEC Socket cache P 8 Channel Flash Disk C: C or A/D / 512K BRAM 1 AT 4 Channel 0 System W'dog D/A 4 Logic 82C54 Tmr Ethernet IDE KBD/SPK Option 82C55 TTL I/O Technical Details: The BIOS/firmware flash is mapped at the top of The SBC2486DX core implements a 486DX AT memory, including the power-on vector. For computer. The SBC2486DX core includes the Intel Enhanced 486DX CPU, up to 64MB RAM, enhanced performance, all firmware is moved up to 72MB of flash EPROM, a JEDEC socket for from the flash to shadow RAM during startup. RAM or EPROM, and AT-compatible controllers A second flash memory is mapped into the for timer, DMA, interrupt, IDE, keyboard, mouse, protected memory space of the 486DX. It can be COM1, and COM2. used by the application for various mass storage Also included are a real-time clock, a watchdog purposes. timer, 22 TTL I/O lines, 3 additional timers. The JEDEC socket accepts a variety of byte- Options include an A/D converter, a D/A con- wide devices. The socket can be powered by the verter, and a 10BASE-T Ethernet port. The 8 and 16-bit PC/104 connector allows application-spe- on-board battery for battery-backed RAM. This cific local on-board I/O and memory to be added. socket is also mapped into the protected memory space of the 486DX. On-board memory is composed of four sections: Standard COM1 and COM2 serial ports are DRAM, BIOS/firmware flash, user flash, and JEDEC socket. All addresses not in these 4 included. RS232 and RS485 operation is sup- blocks is off-board PC/104 memory. ported. COM2 can be used to debug SBC2486DX applications through Turbo Debugger on an at- tached PC, and to download final programs into From 4MB to 32MB of 32-bit wide on-board application flash memory. dynamic RAM is located at the bottom of the 486DX memory map. Micro/sys 3730 Park Place, Montrose, CA 91020 (818)244-4600 Fax (818)244-4246 email: info@embeddedsys.com An 82C55 device and an 82C54 device provide Specifications: 22 lines of TTL I/O, and an additional 3 counter/ timers, respectively. A battery-backed real time Mechanical clock and a watchdog timer are also provided. � 5.0" x 8.5" x 1.25" An optional 8 channel, 12-bit A/D converter is � Total height 2" with two PC/104 cards available, as is a 4-channel 12-bit D/A converter. � Standard PC/104 mounting holes The optional Ethernet port operates in 10BASE- T mode. Power Requirements: � 66MHz at 1.3A The PC/104 connector can be used to add � 100MHz at 1.5A additional memory and I/O resources to the local bus of the SBC2486DX. The I/O space on the Environmental: PC/104 connector is shared with AT-compatible � 0° - +70°C operating peripherals, i.e. DMA controllers, COM ports, � -40° - +85°C storage etc. � 5%-95% relative humidity, non-condensing The unique Micro/sys RUN.EXE operating sys- Processor Core Section: tem firmware, BIOS Boss utility, and Flash Setup � 486-AT computer core system are preloaded into flash. BIOS Boss � Intel Enhanced 486DX2, DX4, or DX5 provides application program download, and CPU Flash Setup provides system configuration simi- � 66MHz, 100MHz, or 133MHz clock rate lar to CMOS setup, but without the need for a � Integral math coprocessor battery. The RUN.EXE system loads and runs � AT-compatible DMA and timers the downloaded application program upon sys- � AT-compatible interrupt controllers tem startup. � AT speaker interfaces For embedded applications, especially where Memory Mapping: disk drives are not used, the RUN.EXE firmware � 4MB, 8MB, 32MB, 64MB of 32-bit wide on the SBC2486DX allows programmers to cre- DRAM based at 0000_0000 ate PC language programs (compiled with Mi- � 512K system flash with BIOS, RUN.EXE crosoft, Borland, or other PC compilers) to be O/S, and utilities based at FFF8_0000 executed directly upon system powerup. No � JEDEC 32-pin socket mapped 1MB at special startup code, run-time libraries, or locator 8000_0000, and 64K window at utilities are needed. 000E_0000 in real mode � JEDEC socket supports up to 512K RUN.EXE firmware maps keyboard and screen BRAM, or up to 72M flash disk BIOS calls to COM1 if there is no VGA installed on the PC/104 connector. Therefore, C state- Serial Ports: ments “printf()/scanf()” directly access the COM1 � AT-compatible COM1 and COM2 serial port. � CTS and RTS modem controls supported � 300 baud to 300K baud SBC2486DX support software includes drivers � RS232 levels on separate connectors ™ for execution with Borland’s Turbo Debugger � RS485 levels on shared connector, COM1 running in remote mode. By attaching a PC to the full duplex, COM2 half duplexWatchdog SBC2486DX COM2 port and running Turbo De- bugger, full source-level symbolic debugging is available. Micro/sys 3730 Park Place, Montrose, CA 91020 (818)244-4600 Fax (818)244-4246 email: info@embeddedsys.com Memory Map Ethernet Option: UDP/IP Network Version Ordered as Start Usage Netsock/400 (refer to separate data sheet) 0000_0000 640K RAM � 10BASE-T twisted-pair interface 000A_0000 Offboard (PC/104) Video RAM � RJ45 connector on-board 000C_0000 Offboard (PC/104) Video BIOS � Flash Setup configuration utility, including 000D_0000 Offboard (PC/104) Option ROMs IRQ, IP address, and DHCP options 000E_0000 Offboard (PC/104) Option ROMs � UDP/IP driver stack preloaded into flash 000F_0000 Flash BIOS � Implements subset of Winsock functions � SOCK_DGRAM (UDP datagram) and 0010_0000 1M, 7M, or 31M DRAM SOCK_RAW (low level) sockets supported 0020_0000 PC/104 memory start if 2M DRAM � IP, UDP, ARP, DHCP, ICMP protocols 0070_0000 PC/104 memory start if 8M DRAM supported 8000_0000 Byte-wide JEDEC Socket � Dynamically linked with application 8040_0000 Optional 4MB flash memory program FF80_0000 Flash BIOS and firmware CPU Serial Port Watchdog Timer: Connector � If enabled, program must periodically Pin Direction Signal strobe watchdog timer or reset will occur 1 2 Keyboard, Mouse, Speaker: 3I RXD � AT-compatible keyboard port � PS2-style mouse port 4O RTS � AT-compatible TTL speaker drive signal 5O TXD 6I CTS IDE interface: 7 � Standard interface for 40-pin IDE devices 8 such as hard disks and CDROMs 9-- GND 10 Digital I/O and Extra Timers: � 82C55 provides 22 lines of TTL-level digital I/O, 2.5mA source/sink RS485 � 82C54 provides 3 extra 16-bit timer/ Connector counters Pin RS485 1GND A/D Converter Option: 2TX1+ � Eight 12-bit channels 3TX1- � 1/2 LSB linearity � 6usec conversion time 4RX1+ � 0 to +5, 0 to +10, ±5, ±10V input ranges 5RX1- � Software-programmable input range 6 TXRX2+ 7 TXRX2- D/A Converter Option: 8-- � Four 12-bit channels 9 TXEN1 � 1/2 LSB linearity 10 TXEN2 � 3 us settling time � 0 to +10V output range Micro/sys 3730 Park Place, Montrose, CA 91020 (818)244-4600 Fax (818)244-4246 email: info@embeddedsys.com Analog I/O Parallel I/O Connector Connector Signal Pin Signal Pin Pin Signal AIN7 1 PIO_A0 1 2 PIO_A1 AIN6 3 PIO_A2 3 4 PIO_A3 AIN5 5 PIO_A4 5 6 PIO_A5 AIN4 7 PIO_A6 7 8 PIO_A7 AIN3 9 PIO_B0 9 10 PIO_B1 AIN2 11 PIO_B2 11 12 PIO_B3 AIN1 13 PIO_B4 13 14 PIO_B5 AIN0 15 PIO_B6 15 16 PIO_B7 -- 17 -- 17 18 PIO_C1 AOUT3 19 PIO_C2 19 20 PIO_C3 AOUT2 21 PIO_C4 21 22 PIO_C5 AOUT1 23 PIO_C6 23 24 -- AOUT0 25 GND 25 26 GND All even GND pins Timer Connector Signal Pin Pin Signal PC/104 I/O Expansion: -EXTSMI 1 2 TOUT0 � Standard PC/104 mechanicals TCLK1 3 4 TGATE1 � 8 and 16-bit I/O operation TOUT1 5 6 GND � VGA and disk accessories available � Analog I/O, communication, GPIB, TTL I/O TCLK2 7 8 TGATE2 � Interrupts and DMA supported TOUT2 9 10 GND DK2486DX Development Kit: � Free with first SBC2486DX order � No DOS or other royalties I/O Connections: � Loads and executes standard .EXE file � 10-pin headers for each COM port, RS232 from user EPROMs � 10-pin header for COM1/COM2, RS485 � Support for Turbo Debugger � 14-pin header for SPKR, KBD, MOUSE � Download programs into on-board flash � 26-pin header for digital I/O � Includes cables, documentation, drivers � 26-pin header for analog I/O � 10-pin header for timer I/O � 40-pin header for IDE drive � Off-board battery, 4-pin header � Power, 7-post removable terminal strip Micro/sys 3730 Park Place, Montrose, CA 91020 (818)244-4600 Fax (818)244-4246 email: info@embeddedsys.com Ordering Information: Accessories: MPC204 VGA, keyboard, Single Board Computer: touchscreen SBC2486DX 486DX2 SBC, 66 MHz, MPC405 Floppy/IDE interface 4MB RAM ATBATT AT-type battery with 4-pin SBC2486DX-100 486DX4 SBC, 100MHz, connector 4MB RAM CA4020 COM port DB9 breakout DK2486DX No charge development cable kit, available with first CA4053 Keyboard breakout cable order only SDK-Linux Linux kit (must also RUN.EXE trademark Micro/sys, Inc. purchase CommBLOK, PidBLOK, OptoBLOK trademark Drumlin 2486DXOPT50) IBM, PC trademark IBM Corp. MSDOS, QuickBASIC, Microsoft trademark Microsoft Corp. Netsock/400 SBC2486DX with Turbo Debugger trademark Borland International VxWorks trademark Wind River built-in UDP/IP networking Netsock/400-100 SBC2486DX-100 with built-in UDP/IP networking DK400N Development kit, includes DK2486DX (refer to separate data sheet) 2486DXOPT1 8MB RAM total 2486DXOPT3 32MB RAM total 2486DXOPT5 64MB RAM Upgrade 2486DXOPT10 A/D Converter, 8-Channel 2486DXOPT11 D/A Converter, 4-Channel 2486DXOPT20 10BASE-T Ethernet 2486DXOPT25 MSDOS 5.0 in Bootable Flash ROMdisk A: 2486DXOPT30-8 8MB Flash Disk C: 2486DXOPT30-24 24MB Flash Disk C: 2486DXOPT30-48 48MB Flash Disk C: 2486DXOPT30-64 64MB Flash Disk C: 2486DXOPT50 Linux startup kernel installed in flash Micro/sys 3730 Park Place, Montrose, CA 91020 (818)244-4600 Fax (818)244-4246 email: info@embeddedsys.com