P89LV51RD2BA,512 datasheet by NXP Semiconductors

P89LV51RD2BA,512 Frequently Asked Questions (FAQs)

• What is the maximum clock frequency that can be used with this microcontroller?
  The maximum clock frequency for the P89LV51RD2BA,512 is 40 MHz, but it can also be operated at lower frequencies down to 0 Hz for power-saving modes.
• How do I implement a bootloader for this microcontroller?
  A bootloader can be implemented using the ISP (In-System Programming) feature of the P89LV51RD2BA,512. This allows the microcontroller to be programmed via a serial interface, and a bootloader can be written to load application code from an external source.
• What is the maximum amount of current that can be sourced or sunk by the I/O pins?
  The maximum current that can be sourced or sunk by the I/O pins of the P89LV51RD2BA,512 is 25 mA per pin, with a total current limit of 100 mA for all I/O pins combined.
• How do I use the internal oscillator of the microcontroller?
  The internal oscillator of the P89LV51RD2BA,512 can be enabled by setting the appropriate bits in the oscillator control register. The internal oscillator frequency can be selected from a range of options, including 3.3 MHz, 6 MHz, and 12 MHz.
• What is the minimum voltage required for the microcontroller to operate?
  The minimum voltage required for the P89LV51RD2BA,512 to operate is 2.7 V, although it is recommended to operate the device at a voltage of 3.0 V or higher for optimal performance.