MSP430F4250IRGZT datasheet by Texas Instruments

MSP430F4250IRGZT Frequently Asked Questions (FAQs)

• What is the maximum clock frequency of the MSP430F4250IRGZT?
  The maximum clock frequency of the MSP430F4250IRGZT is 8 MHz.
• How do I configure the MSP430F4250IRGZT to use an external clock source?
  To use an external clock source, connect the clock signal to the XIN pin and set the UCSSELx bits in the UCSCTL6 register to select the external clock source.
• What is the purpose of the RST/NMI pin on the MSP430F4250IRGZT?
  The RST/NMI pin is a dual-function pin that can be used as either a reset input (RST) or a non-maskable interrupt (NMI) input.
• How do I use the built-in UART on the MSP430F4250IRGZT?
  To use the built-in UART, configure the UART module by setting the UCAxCTL0 and UCAxCTL1 registers, and then use the UART transmit and receive functions provided in the MSP430F4250IRGZT driver library.
• What is the power consumption of the MSP430F4250IRGZT in low-power mode?
  The power consumption of the MSP430F4250IRGZT in low-power mode (LPM3) is approximately 0.5 μA/MHz.