MC9S08QD2CSCR datasheet by Freescale Semiconductor

MC9S08QD2CSCR Frequently Asked Questions (FAQs)

• What is the maximum clock frequency of the MC9S08QD2CSCR?
  The maximum clock frequency of the MC9S08QD2CSCR is 20 MHz, but it can be overclocked to 25 MHz with some limitations.
• How do I configure the internal oscillator on the MC9S08QD2CSCR?
  The internal oscillator on the MC9S08QD2CSCR can be configured using the OSCCLK and OSCST registers. The oscillator frequency can be set to 4 MHz, 8 MHz, or 16 MHz.
• What is the maximum amount of flash memory that can be programmed on the MC9S08QD2CSCR?
  The MC9S08QD2CSCR has 16 KB of flash memory, and the maximum amount that can be programmed is 15.5 KB, leaving 512 bytes for the bootloader.
• How do I use the ADC on the MC9S08QD2CSCR?
  The ADC on the MC9S08QD2CSCR is a 10-bit successive approximation ADC. It can be configured using the ADCSC1 and ADCSC2 registers, and the conversion result can be read from the ADCRH and ADCRL registers.
• Can I use the MC9S08QD2CSCR with a 3.3V power supply?
  Yes, the MC9S08QD2CSCR can operate with a power supply voltage between 2.7V and 5.5V, including 3.3V.