Advanced 486/586 PC/104 Embedded PC SBC1491 Features Ready to run 486/586 computer Small PC/104 format ® DiskOnChip , 64MB RAM On-board accelerated VGA COM1, COM2, KBD, mouse 10BASE-T Ethernet port PC/104 expansion -40°C to +85°C operation available The SBC1491 is an advanced, highly integrated This powerful computer offers a wide range of 486/586 embedded PC in the small, PC/104- operating system choices. It runs Windows CE, sized standard. It offers an exceptionally large Linux, DOS, and well-known real time operating memory capacity of 64MB, and up to 576MB of system packages. With 1MB of on-board flash flash. In addition to the core processor and accessible as a read/write disk, and 64MB of memory section, an ample mix of serial, key- SDRAM, many large programs can be run. If board, VGA, and Ethernet ports provides single additional storage capacity is required, the Jedec board solutions to many design challenges. In its Socket allows hundreds of megabytes of remov- “stackthrough” version, the SBC1491 is an ideal able program and data storage. And, if additional computer to plug into a custom OEM I/O card. capabilities are needed, PC/104 expansion al- The SBC1491-ET version is rugged and fully lows a wide variety of I/O cards to be stacked on qualified for –40°C to +85°C operation. the SBC1491. Software Support Compatible Hardware Mounting/Packaging DOS emulation, MSDOS, PC/104 expansion cards Standoffs, STDOFF01 Linux, Windows CE, RTOS, [Items above in Section 4] [Items above in Section 5] ™ Comm Library, CommBLOK RS232/RS485 devices ENC104-2 ™ PID loop library, PidBLOK , Custom ENC104-4 C, compilers [Items above in Section 3] [Items above in Section 6] Custom Micro/sys 3730 Park Place, Montrose, CA 91020 (818)244-4600 Fax (818)244-4246 email: info@embeddedsys.com Kbd, COM 1 COM 2 Mouse P C JEDEC 486/586 / Socket CPU 1 0 4 64MB 1MB Flash SDRAM Flash Disk C: I/ O CRT Ethernet Technical Details: storage. 64 Mbytes of synchronous DRAM The SBC1491 core is an ST Microelectronics (SDRAM) is more than sufficient for many com- STPC Atlas processor running at 120 or 133 plex, protected-mode programs and operating MHz. The STPC 486DX processor core is systems. clocked at a rate of 133MHz, and includes hard- ware floating point math. While other 486DX The 1-Mbyte Flash memory chip contains both systems access RAM with a 32-bit data bus, the the BIOS and a user application code space. The Atlas accesses RAM with a 64-bit wide data bus, user space can be configured as a 768k read/ offering performance similar to low-end Pentium- write flash disk. based designs. A 32-pin JEDEC socket on the SBC1491 can be The Atlas allows compatibility with both real used to implement non-volatile storage. For mode and 32-bit protected mode programs. The large capacity solid state read/write disk require- Atlas also integrates many PC-compatible pe- ments, a DiskOnChip flash device can provide a ripherals. Dual USB ports, a keyboard and solid state disk. Loading of operating systems mouse controller, an EIDE controller, two cas- and applications, and updating configuration files caded 82C59A interrupt controllers, dual 16C550 is ideal for flash disks. UARTs, three timer/counters (82C54 compat- ible), and a dual DMA controller are all present. The VGA controller supports resolutions up to A hardware accelerated VGA controller, with 1024 x 1024. It includes hardware accelera- support for both CRTs and TFT panels, is also tion for fast graphic updates. The output can implemented. drive a standard RGB CRT monitor. The memory subsystem on the SBC1491 allows many programs to be run without any external Micro/sys 3730 Park Place, Montrose, CA 91020 (818)244-4600 Fax (818)244-4246 email: info@embeddedsys.com Two serial ports allow communication with many drive. Another feature of the BIOS is its ability to redirect the console out COM1, COM2, or the different devices. COM1 and COM2 are 16C550- VGA/keyboard so that even "headless" systems compatible UARTs (with transmit and receive can have a user console when needed for con- FIFOs). These serial ports are capable of speeds up to 115200 baud, have RS-232 transceivers, figuration or debug. and have RTS and CTS modem control lines. For pre-configured sets of options, Micro/sys can Additionally, COM1 is configurable for half-du- provide OEMs with a single part number for plex RS-485 communication with jumperable ordering. In addition, custom versions of the termination resistors. SBC1491 are available. Please call Micro/sys The PC/104 connector provides support for both Technical Sales for details. 8-bit and 16-bit expansion boards and operates with standard PC/104 bus protocol and timing. The default configuration is non-stackthrough connectors, allowing the SBC1491 to be the bottom card in a stack. The stackthrough option Specifications: (SBCOPT16ST) allows the SBC1491 to be plugged into a custom-designed OEM I/O board Mechanical: as an automation component. ‰ PC/104 standard ‰ 3.55" (plus I/O region) x 3.775" x .6" The SBC1491 can support application develop- ‰ If installed, Ethernet connector on top side ment under numerous strategies. If 16-bit DOS has height of .535" or DOS-extended software is sufficient, Micro/ Power Requirements: sys offers a free DOS-compatible operating sys- tem preinstalled on the SBC1491. For a small ‰ +5V ± 5% at 1.3A typical, 1.8A max royalty fee, true MSDOS 5.0 can be preinstalled. ‰ +12v required only if used by PC/104 modules Powerful, cost-effective remote debug capabili- ties are provided through Borland's Turbo Environmental: Debugger. Part number Board Operating For true 32-bit application development, the Airflow * Temp. SBC1491 supports a number of alternatives. SBC1491 0 cfm 0° to +48°C Due to its PC compatibility, 32-bit real time SBC1491 17 cfm 0° to +70°C operating systems (RTOS) such as Linux, SBC1491-ET 0 cfm -40° to PharLap® ETS, and VxWorks® can be booted +85°C on the SBC1491. All support 32-bit linear pro- * Using 80mm fan tected mode operation, and have full tool suites available, including compilers and debuggers. ‰ -40° to +85°C storage ‰ 5%-95% relative humidity, non-condens- The firmware suite that is preinstalled in flash on ing the SBC1491 includes an industrial BIOS that allows configuration of many of its features. In addition to allowing configuration of the normal PC-compatible peripherals such as floppy drives and hard drives, it allows 768k of the system flash to be used as a read/write wear-leveled flash Micro/sys 3730 Park Place, Montrose, CA 91020 (818)244-4600 Fax (818)244-4246 email: info@embeddedsys.com RS485, Keyboard, Mouse Power Connector Connector Signal Pin Pin Signal Signal Pin Pin Signal +5V 1 2 +5V GND 1 2 +TX485 -TX485 34 +RX485 +12V 3 4 +12V -12V 5 6 Key -RX4855 6 7 8+5V VBATT 7 8 GND 910 GND GND 9 10 GND GND 11 12 MCLK Processor Core Section: MDATA 13 14 +5V ‰ STPC Atlas CPU +5V15 16 KDATA ‰ 120 or 133 MHz clock rate KCLK 17 18 SPKR ‰ Hardware floating point math RED 19 20 GND ‰ AT-compatible timers, interrupts, DMA On-board Memory: SVGA Video Output: ‰ 64M Synchronous DRAM based at 0 ‰ CRT output ‰ 1M of Flash at top of memory map with ‰ Resolutions to 1280 x 1024 BIOS and operating system installed; 768k available for user application VGA/CRT ‰ JEDEC 32-pin socket for DiskOnChip Connector ‰ Surface mounted DRAM and SRAM IC’s Signal Pin Pin Signal for ruggedness -- 1 2 -- 3 4 GND Watchdog Timer: VSYNC 5 6 GND ‰ Program must refresh watchdog timer periodically, or system will be reset HSYNC 7 8 GND ‰ Enabled through software BLUE 9 10 GND GREEN 11 12 GND Keyboard, Mouse, and Speaker: RED 13 14 GND ‰ PS/2-compatible keyboard port ‰ PS/2-style mouse port ‰ AT-compatible TTL speaker output COM1-COM2 Serial Ports: ‰ Two async serial ports, PC compatible ‰ 16550-compatible ‰ RTS and CTS modem controls ‰ RS232 on both channels ‰ COM1 RS485 Full duplex Micro/sys 3730 Park Place, Montrose, CA 91020 (818)244-4600 Fax (818)244-4246 email: info@embeddedsys.com CPU Serial Port Ordering Information: Connector Single Board Computer: Pin Direction Signal SBC1491 486/586 CPU, 133MHz, 1 64MB RAM, 1M Flash 2 SBC1491-ET 486/586 CPU, 120MHz, 3I RXD 64MB RAM, 1M Flash, -40° 4O RTS to +85°C operating 5O TXD temperature DK1491 No charge development kit, 6I CTS available with first order only 7 SDK-Linux-1491 Linux Kit (must also 8 purchase 1491OPT50) 9-- GND SDK-WinCE-1491 WinCE 5.0 Development Kit 10 Netsock/435 SBC1491 with Ethernet and UDP/IP, 66Mhz (refer to Real Time Clock: separate data sheet) ‰ RTC with on-board battery Netsock/435-ET Extended temperature ‰ .002% accuracy on -ET version version ‰ Driver software in BIOS 1491OPT3 512KB battery-backed RAM 1491OPT4 1MB battery-backed RAM PC/104 Interface: 1491OPT20 10Base-T Ethernet ‰ Non-Stackthough PC/104 connectors 1491OPT25 MS-DOS 6.22 in Bootable ‰ Standard mounting holes Flash ROMdisk A: ‰ 8 and 16-bit PC/104 module support 1491OPT50 Linux startup kernel installed ‰ Full IRQ and DRQ support in flash ‰ Stackthrough option available SBC1490-ATL Call factory for ordering (SBCOPT16ST) information on SBC1490-ATL. Drop-in DK1491 Development Kit: replacement for SBC1490 ‰ Free with first SBC1491 purchase ‰ Breakout cable to COM1 ‰ Breakout cable to CRT ‰ Breakout cable to keyboard, mouse, Add –ET to option for extended temp operation speaker ‰ Download cable and utilities ‰ Documentation, schematics, sample Related Products: software MPC405 Floppy, IDE interface PC/ 104 board External Connections: CA4020 10-pin to male DB9 ‰ 10-pin header for COM1 connector ‰ 10-pin header for COM2 CA4030 VGA Monitor DB15 Breakout ‰ 20-pin header for COM1 RS485/KBD/ Cable Mouse CA4035 Debug and Download Cable ‰ 14-pin header for CRT CA4045 Power Cable ‰ 10-pin header for power input CA4052 Breakout Cable for KBD, Mouse, Speaker, RS485, Micro/sys 3730 Park Place, Montrose, CA 91020 (818)244-4600 Fax (818)244-4246 email: info@embeddedsys.com and COM1 KA1010-1 KBD, Mouse, and Speaker Breakout Board SBCOPT16ST Stackthrough PC/104 DC32 32MB DiskOnChip DC64 64MB DiskOnChip DC96 96MB DiskOnChip DC128 128MB DiskOnChip DC256 256MB DiskOnChip DC384 384MB DiskOnChip DC576 576MB DiskOnChip ENC104-2 Subfloor ENC104-4 Enclosure Cables nominally 15", other lengths available CommBLOK, PidBLOK, trademark Drumlin MSDOS, Microsoft trademark Microsoft Corp. Turbo Debugger trademark Borland International VxWorks trademark Wind River Micro/sys 3730 Park Place, Montrose, CA 91020 (818)244-4600 Fax (818)244-4246 email: info@embeddedsys.com