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MCF52256VN80 bảng dữ liệu(PDF) 6 Page - Freescale Semiconductor, Inc |
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MCF52256VN80 bảng dữ liệu(HTML) 6 Page - Freescale Semiconductor, Inc |
6 / 46 page MCF52259 ColdFire Microcontroller, Rev. 3 Family Configurations Freescale Semiconductor 6 — DMA or FIFO data stream interfaces — Low power consumption — OTG protocol logic • Fast Ethernet controller (FEC) — 10/100 BaseT/TX capability, half duplex or full duplex — On-chip transmit and receive FIFOs — Built-in dedicated DMA controller — Memory-based flexible descriptor rings • Mini-FlexBus — External bus interface available on 144 pin packages — Supports glueless interface with 8-bit ROM/flash/SRAM/simple slave peripherals. Can address up to 2 Mbytes of addresses — 2 chip selects (FB_CS[1:0]) — Non-multiplexed mode: 8-bit dedicated data bus, 20-bit address bus — Multiplexed mode: 16-bit data and 20-bit address bus — FB_CLK output to support synchronous memories — Programmable base address, size, and wait states to support slow peripherals — Operates at up to 40 MHz (bus clock) in 1:2 mode or up to 80 MHz (core clock) in 1:1 mode • Three universal asynchronous/synchronous receiver transmitters (UARTs) — 16-bit divider for clock generation — Interrupt control logic with maskable interrupts — DMA support — Data formats can be 5, 6, 7 or 8 bits with even, odd, or no parity — Up to two stop bits in 1/16 increments — Error-detection capabilities — Modem support includes request-to-send (RTS) and clear-to-send (CTS) lines for two UARTs — Transmit and receive FIFO buffers •Two I2C modules — Interchip bus interface for EEPROMs, LCD controllers, A/D converters, and keypads — Fully compatible with industry-standard I2C bus — Master and slave modes support multiple masters — Automatic interrupt generation with programmable level • Queued serial peripheral interface (QSPI) — Full-duplex, three-wire synchronous transfers — Up to three chip selects available — Master mode operation only — Programmable bit rates up to half the CPU clock frequency — Up to 16 pre-programmed transfers • Fast analog-to-digital converter (ADC) — Eight analog input channels — 12-bit resolution — Minimum 1.125 μs conversion time — Simultaneous sampling of two channels for motor control applications — Single-scan or continuous operation — Optional interrupts on conversion complete, zero crossing (sign change), or under/over low/high limit |
Số phần tương tự - MCF52256VN80 |
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Mô tả tương tự - MCF52256VN80 |
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