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M263 Datasheet(PDF) 293 Page - Nuvoton Technology Corporation |
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M263 Datasheet(HTML) 293 Page - Nuvoton Technology Corporation |
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293 / 398 page ![]() M261/M262/M263 Mar 25, 2020 Page 293 of 398 Rev 1.02 CPU 011 010 001 PLLFOUT 32.768 kHz 4~24 MHz 10 kHz 000 CLK_CLKSEL0[2:0] 1/(HCLKDIV+1) 101 12 MHz HXT LXT PLL LIRC HIRC48 HIRC PCLK0 PCLK1 111 011 010 001 4~24 MHz 32.768 kHz 4~24 MHz HCLK 12 MHz 000 1/2 1/2 1/2 CLK_CLKSEL0[5:3] 1 0 SysTick SYST_CTRL[2] CPUCLK HXT LXT HCLK HIRC HXT CLK_CLKSEL0[21:20] 11 10 01 00 HXT HCLK HIRC PLL SDH0 1/(SDH0DIV+1) 1 0 CLK_PLLCTL[19] PLL FOUT 12 MHz 4~24 MHz 111 48 MHz Note: Before clock switching, both the pre-selected and newly selected clock sources must be turned on and stable. WDT TMR0 TMR1 I2C0 I2C2 QSPI0 SPI1 SPI3 I2S0 UART0 UART2 UART4 CAN0 EPWM0 BPWM0 SC0 SC2 USBD RTC TMR2 TMR3 I2C1 SPI0 SPI2 UART1 UART3 UART5 EPWM1 BPWM1 OTG DAC SC1 EADC ACMP USCI0 QEI0 ECAP0 USCI1 QEI1 ECAP1 TRNG PDMA1 ISP EBI SDH0 CRC CRYPTO FMC USBH SRAM GPIO PDMA0 HIRC HXT HCLK CLK_PCLKDIV[2:0] 100 011 010 001 000 101 1/32 1/16 1/8 1/4 1/2 CLK_PCLKDIV[6:4] 100 011 010 001 000 101 1/32 1/16 1/8 1/4 1/2 10 kHz CLK_CLKSEL1[1:0] HCLK 1/2048 32.768 kHz 11 10 01 LXT LIRC WDT 10 kHz CLK_CLKSEL1[31:30] HCLK 1/2048 11 10 LIRC WWDT USBD 1 0 PLLFOUT CLK_CLKSEL0[8] 1/(USBDIV+1) USBH OTG HIRC48 Figure 6.3-1 Clock Generator Global View Diagram (1/3) |
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