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MPC859P Datasheet(PDF) 3 Page - Motorola, Inc |
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MPC859P Datasheet(HTML) 3 Page - Motorola, Inc |
3 / 12 page MOTOROLA MPC859P/859T/859DSL PowerQUICC™ FamilyTechnical Summary 3 Features — UTOPIA level 2 compliant interface with added FIFO buffering to reduce the total cell transmission time. (The earlier UTOPIA level 1 specification is also supported.) — Multi-PHY support on the MPC859P and MPC859T (Four PHY Support on the MPC859DSL) — Parameter RAM for both SPI and I2C can be relocated without RAM-based microcode — Supports full-duplex UTOPIA both master (ATM side) and slave (PHY side) operation using a “split” bus — AAL2/VBR functionality is ROM-resident • Up to 32-bit data bus (dynamic bus sizing for 8, 16, and 32 bits) • 32 address lines • Memory controller (eight banks) — Contains complete dynamic RAM (DRAM) controller — Each bank can be a chip select or RAS to support a DRAM bank — Up to 30 wait states programmable per memory bank — Glueless interface to DRAM, SIMMS, SRAM, EPROMs, flash EPROMs, and other memory devices — DRAM controller programmable to support most size and speed memory interfaces — Four CAS lines, four WE lines, one OE line — Boot chip-select available at reset (options for 8-, 16-, or 32-bit memory) — Variable block sizes (32 Kbyte–256 Mbyte) — Selectable write protection — On-chip bus arbitration logic • General-purpose timers — Four 16-bit timers or two 32-bit timers — Gate mode can enable/disable counting — Interrupt can be masked on reference match and event capture • Fast Ethernet controller (FEC) — Simultaneous MII (100Base-T) and UTOPIA operation when using the UTOPIA multiplexed bus. • System integration unit (SIU) — Bus monitor — Software watchdog — Periodic interrupt timer (PIT) — Clock synthesizer — Decrementer and time base — Reset controller — IEEE 1149.1 test access port (JTAG) • Interrupts — Seven external interrupt request (IRQ) lines — 12 port pins with interrupt capability — 20 internal interrupt sources — Programmable priority between SCCs Freescale Semiconductor, Inc. For More Information On This Product, Go to: www.freescale.com |
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