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поискавой системы для электроныых деталей |
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поискавой системы для электроныых деталей |
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LPC55S6X датащи(PDF) 49 Page - NXP Semiconductors |
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LPC55S6X датащи(HTML) 49 Page - NXP Semiconductors |
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49 / 128 page  LPC55S6x All information provided in this document is subject to legal disclaimers. © NXP Semiconductors N.V. 2020. All rights reserved. Product data sheet Rev. 1.9 — 10 February 2020 49 of 128 NXP Semiconductors LPC55S6x 32-bit ARM Cortex-M33 microcontroller Fig 5. Clock generation (Part 1 of 2) AHBCLKDIV Main clock select B MAINCLKSELB[1:0] System Clock Divider clk_in Main clock select A MAINCLKSELA[1:0] fro_1m fro_12m clk_in 32k_osc PLL0 clock select PLL0CLKSEL[2:0] fro_1m main_clk fro_hf fro_12m pll0_clk ADCCLKDIV ADC Clock Divider to ADC fro_hf PLL0 settings PLL0 main_clk "none" 011 001 010 000 111 111 001 010 000 "none" pll0_clk 32k_osc 11 01 10 00 to CPU0, CPU1, AHB bus, Sync APB, etc. USB clock select USBCLKSEL[2:0] FSUSBCLKDIV FS USB Clock Divider to FS USB0 xtalout xtalin Main crystal oscillator clk_in pll0_clk MCLK Clock Select MCLKCLKSEL[2:0] MCLKDIV MCLK Divider MCLK pin (output) pll0_clk fro_hf "none" 001 111 000 FROHFDIV fro_hf_div FRO_HF Divider fro_hf PLL0DIV (for Flexcomms) pll0_clk_div PLL0 Divider pll0_clk fro_1m 111 001 010 000 pll1_clk WDT Divider WDTCLKDIV [5:0] wdt_clk ADC clock select ADCCLKSEL[2:0] RTC32DIV 1Hz to RTC Divide by 32k 0 1 XTAL32K FRO32K RTC32KDIV 1KHz to RTC Divide by 32 Osc32k Clock Select PMC.RTCOSC32K[0] 32k_osc (to CLK32K of all Flexcomm Interfaces, RTC, OSTimer) (1) : synchronized multiplexer, see register descriptions for details. (1) (1) 181010 pll0_clk pll1_clk fro_hf "none" 101 001 011 000 111 main_clk to HS USB1 PHY XO32M_CTRL fro_1m utick_clk |
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