freescale 16 位带MAC的单片机那一款较好!

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 楼主| xillinx 发表于 2007-1-30 09:52 | 显示全部楼层 |阅读模式
我在寻找一款带以太网控制器的16位单片机,看到FREESCALE有,但不知道那一款比较好,他的选型指南又不好找,需求128K ROM和32K RAM,一个串口,一个网口,10个IO就可以了!
JerryBJ 发表于 2007-1-30 10:47 | 显示全部楼层

16bit带MAC+PHY的只有NE64

它的FLASH为64K。<br />128K&nbsp;FLASH可以看看CodeFire的产品,MCF52230什么的。<br /><br />MCF52230&nbsp;Features<br />Up&nbsp;to&nbsp;57&nbsp;Dhrystone&nbsp;2.1&nbsp;MIPS&nbsp;@&nbsp;60&nbsp;MHz&nbsp;<br />eMAC&nbsp;Module&nbsp;and&nbsp;HW&nbsp;Divide&nbsp;<br />32K&nbsp;bytes&nbsp;SRAM&nbsp;<br />128K&nbsp;bytes&nbsp;Flash&nbsp;<br />100K&nbsp;W/E&nbsp;cycles,&nbsp;10&nbsp;years&nbsp;data&nbsp;retention&nbsp;<br />Integrated&nbsp;Peripherals&nbsp;<br />10/100&nbsp;Ethernet&nbsp;MAC&nbsp;with&nbsp;PHY&nbsp;<br />3&nbsp;UARTs&nbsp;<br />Queued&nbsp;Serial&nbsp;Peripheral&nbsp;Interface&nbsp;(QSPI)&nbsp;<br />I2C&nbsp;bus&nbsp;interface&nbsp;<br />4&nbsp;ch.&nbsp;32-bit&nbsp;timers&nbsp;with&nbsp;DMA&nbsp;support&nbsp;<br />4&nbsp;ch.&nbsp;16-Bit&nbsp;Capture/Compare/PWM&nbsp;timers&nbsp;<br />2&nbsp;ch.&nbsp;Periodic&nbsp;Interrupt&nbsp;Timer&nbsp;<br />8ch.&nbsp;/&nbsp;8-bit&nbsp;or&nbsp;4ch.&nbsp;/&nbsp;16-bit&nbsp;PWM&nbsp;timer&nbsp;<br />Real&nbsp;Time&nbsp;Clock&nbsp;<br />2&nbsp;x&nbsp;4&nbsp;ch.&nbsp;12-bit&nbsp;A-to-D&nbsp;converter&nbsp;<br />4&nbsp;ch.&nbsp;DMA&nbsp;controller&nbsp;<br />Up&nbsp;to&nbsp;73&nbsp;General-Purpose&nbsp;I/O&nbsp;<br />System&nbsp;Integration&nbsp;(PLL,&nbsp;SW&nbsp;Watchdog)&nbsp;<br />Single&nbsp;3.3V&nbsp;supply&nbsp;<br />Temperature&nbsp;Range:&nbsp;-40C&nbsp;to&nbsp;+85C&nbsp;<br />
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