外文翻譯---三星s3c2442b32位精簡指令應(yīng)用處理器用戶手冊-wenkub
2023-05-19 11:03:06 本頁面
【正文】 ck can be fed selectively to each function block by software. — Power mode: Normal, Slow, Idle, Deepstop and Sleep mode — Normal mode: Normal operating mode — Slow mode: Low frequency clock without PLL — Idle mode: The clock for only CPU is stopped. — Stop mode: All clocks are stopped. — DeepStop mode: Arm power off internal clocks are stopped. — Sleep mode: The Core power including all peripherals is shut down. ? Woken up by EINT[15:0] or RTC alarm interrupt from Sleep mode ◆ Stacked Memory ? 256Mbit or 512Mbit mSDR x32, VDD= ? 512Mbit or 1Gbit Nand Flash x8, VDD= ◆ Interrupt controller ? 59 Interrupt sources (One Watch dog timer, 5 timers, 9 UARTs, 24 external interrupts, 4 DMA, 2 RTC, 2 ADC, 1 IIC, 2 SPI, 1 SDI, 2 USB, 1 LCD, 1 Battery Fault, 1 NAND and 2 Camera) ? Level/Edge mode on external interrupt source ? Programmable polarity of edge and level ? Supports Fast Interrupt request (FIQ) for very urgent interrupt request ◆ Timer with Pulse Width Modulation (PWM) ? 4ch 16bit Timer with PWM / 1ch 16bit internal timer with DMAbased or interruptbased operation ? Programmable duty cycle, frequency, and polarity ? Deadzone generation ? Supports external clock sources ◆ RTC (Real Time Clock) ? Full clock feature: msec, second, minute, hour, date, day, month, and year ? KHz operation ? Alarm interrupt ? Time tick interrupt ? RTC Low Battery Check ◆ General Purpose Input/Output Ports ? 24 external interrupt ports ? 130 Multiplexed input/output ports ◆ DMA Controller ? 4ch DMA controller ? Supports memory to memory, IO to memory, memory to IO, and IO to IO transfers ? Burst transfer mode to enhance the transfer rate 天津工程師范學(xué)院 2020 屆本科生畢業(yè)設(shè)計 4 ◆ LCD Controller STN LCD Displays Feature ? Supports 3 types of STN LCD panels: 4bit dual scan, 4bit single scan, 8bit single scan display type ? Supports monochrome mode, 4 gray levels, 16 gray levels, 256 colors and 4096 colors for STN LCD ? Supports multiple screen size — Typical actual screen size: 640x480, 320x240, 160x160, and others. — Maximum frame buffer size is 4 Mbytes. — Maximum virtual screen size in 256 color mode: 4096x1024, 2048x2048, 1024x4096 and others ◆ TFT(Thin Film Transistor) Color Displays Feature ? Supports 1, 2, 4 or 8 bpp (bitperpixel) palette color displays for color TFT ? Supports 16, 24 bpp nonpalette truecolor displays for color TFT ? Supports maximum 16M color TFT at 24 bpp mode ? LPC3600 Timing controller embedded for LTS350Q1PD1/2(SAMSUNG ” Portrait / 256Kcolor/ Reflective aSi TFT LCD) ? LCC3600 Timing controller embedded for LTS350Q1PE1/2(SAMSUNG ” Portrait / 256Kcolor/ Transflective aSi TFT LCD) ? Supports multiple screen size — Typical actual screen size: 640x480, 320x240, 160x160, and others. — Maximum frame buffer size is 4Mbytes. — Maximum virtual screen size in 64K color mode : 2048x1024, and others ◆ UART ? 3channel UART with DMAbased or interr
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鄂ICP備17016276號-1