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PowerPMACOverview
DELTA TAU Data Systems, Inc. * UMAC Turbo Turbo PMAC PCI Geo Drive Single Source Machine Control motion logic data 优秀精品课件文档资料 Power PMAC – The 7th Generation! February 2010 Power PMAC CPU Capabilities 800 MHz+ operating frequencies Full 32/64-bit architecture Hardware 64-bit (double-precision) floating-point implementation Very high-speed calculations (5 x Turbo PMAC floating-point) Huge dynamic range and resolution (100K x Turbo PMAC) Support for very large memory 1 GB – 2 GB DDRAM active memory with error correction 64 MB NOR Flash for standard firmware 512 MB built-in NAND flash for user code/settings Interface for “USB stick” NAND flash Interface for “SD card” NAND flash Built-in USB2.0, Ethernet 100 Mbps or 1Gbps interfaces Direct connection and DMA optimize data streaming Power PMAC CPU Block Diagram Power PMAC CPU 800Mhz - 1.0Ghz DDR2 1GB or 2GB RAM w/ ECC Removable SOCDIMM 16M Motion Prog Buffer (adjustable) 8M PPmac Memory Map (Fixed) 1M User Shared Memory (adjustable) AMD NOR Boot Flash 64MB Contains everything necessary to boot Linux RTOS Kernel Lattice CPLD UBUS I/F *Can be used as SATA or PCIe (x1) USB Hub/Card Reader SD/MMC Expansion Slot (User Expansion) Soldered Down NAND Flash 2 or 8GB Contains Complete Operating System Files plus Add on products ie. IEC1131, EPICS NC Application, Ethercat, etc ... User Interface Software USB 2.0 Host Expansion Port (User Expansion) USB 2.0 Device 1G Eth 1G Eth RS232 Laptop or PC USB 2.0 PCIe (x1) PCIe (x4) SATA Disk Drive Ethercat, Powerlink, Modbus, etc… PC Comm i.e. -Web, TCP Sockets Up to x2 32GB SDHC Memory Card (User Programs) UBUS Keyboard, Mouse, RS232, Hard Drive, Memory Stick etc... RS232 Ethernet Ethernet USB USB Video Card Vision System Card Fieldbus Cards, etc... Power PMAC Operating Environment Full real-time operating system (Linux with real-time kernel) Dedicated controller runs in the RT Linux environment Hard-real-time tasks operate on interrupts Phase: commutation and current loop Servo:
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