嵌入式系統(tǒng)概念ppt課件(編輯修改稿)
2025-05-29 18:01 本頁(yè)面
【文章內(nèi)容簡(jiǎn)介】 ireless LAN ? VoIP ? Digital Modems ? Home Gateways ? ABS/Airbag/Safety ? Body amp。 Dashboard ? Infotainment ? Powertrain ? White goods ? Brown goods (low end) ? Industrial control 66% 7% 1% 7% 2% 2% 8% 7% % shown as shipment in Q3 32 位 CPU 發(fā)展浪潮 ： 取代８位機(jī)高端 ?Continued downward pressure on cost ?Application requirements driving higherperformance MCU ?Engineers need faster and easier development $0$500$ 1 , 0 0 0$ 1 , 5 0 0$ 2 , 0 0 0$ 2 , 5 0 0$ 3 , 0 0 0$ 3 , 5 0 0$ 4 , 0 0 0$ 4 , 5 0 08 B i t 1 6 B i t 3 2 B i tI n S t a t / M D R M C U D e m a n d s I n A p p l i c a t i o n s 2 0 0 2 2 0 0 7 ( O c t 0 3 )20222022HIGH PERFORMANCE LOW COST “ 32bit performance…. …but not at any price” Revenue ($ Millions) Demand accelerating for costsensitive highperformance solution Atmel AT91 ARM Microcontrollers 28 7/20/2022 ONLY EXTERNAL COMPONENTS REQUIRED… Atmel AT91 ARM Microcontrollers 29 7/20/2022 20個(gè)元件即可使 32bits AM7運(yùn)轉(zhuǎn)起來(lái) Onchip peripherals PowerOn Reset Voltage regulator Brownout detector Pullups Highcurrent I/O’s Clock outs Reset out Slowclock mode Oscillator PLL Filter 20 2 Capacitors 1 Resistor 2 Capacitors 1 Low Cost Crystal 13 Capacitors 1 SOT ponents Decoupling capacitors = = = = 0 ponents + Atmel AT91 ARM Microcontrollers 30 7/20/2022 片上元件，縮減元件清單，節(jié)省費(fèi)用 ! SAM7S Onchip Cost Adder Regulator YES $0 PullUp Resistors YES $0 Multiple Clock Generator YES $0 BrownOut Detector YES $0 USB Full Speed Transceiver YES $0 USB Full Speed Controller YES $0 USB Crystal Oscillator + Crystal YES $0 Highcurrent Drivers YES $0 Slow Clock RC OSC YES $
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