MB9B500B datasheet(6/113 Pages) SPANSION

6 / 113 page

D a t a S h e e t

December 15, 2014, MB9B500B-DS706-00021-3v0-E

CONFIDENTIAL

 Multi-function Serial Interface (Max. 8channels)

・4 channels with 16steps × 9bit FIFO (ch.4-ch.7), 4 channels without FIFO (ch.0-ch.3)

・Operation mode is selectable from the followings for each channel.

・ UART

・ CSIO

・ LIN

・ I2C

[UART]

・Full-duplex double buffer

・Selection with or without parity supported

・Built-in dedicated baud rate generator

・External clock available as a serial clock

・Hardware Flow control : Automatically control the transmission by CTS/RTS (only ch.4)

・Various error detect functions available (parity errors, framing errors, and overrun errors)

[CSIO]

・Full-duplex double buffer

・Built-in dedicated baud rate generator

・Overrun error detect function available

[LIN]

・LIN protocol Rev.2.1 supported

・Full-duplex double buffer

・Master/Slave mode supported

・LIN break field generate (can be changed 13-16bit length)

・LIN break delimiter generate (can be changed 1-4bit length)

・Various error detect functions available (parity errors, framing errors, and overrun errors)

2C]

・Standard-mode (Max.100kbps) / Fast-mode (Max.400Kbps) supported

 External Bus Interface

・Supports SRAM, NOR& NAND Flash device

・Up to 8 chip selects

・8/16-bit Data width

・Up to 25-bit Address bit

・Maximum area size : Up to 256 Mbytes

 DMA Controller (8channels)

DMA Controller has an independent bus for CPU, so CPU and DMA Controller can process simultaneously.

・8 independently configured and operated channels

・Transfer can be started by software or request from the built-in peripherals

・Transfer address area: 32bit(4Gbyte)

・Transfer mode: Block transfer/Burst transfer/Demand transfer

・Transfer data type: byte/half-word/word

・Transfer block count: 1 to 16

・Number of transfers: 1 to 65536

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