SLAA419C October   2009  – April 2019 MSP430F5418 , MSP430F5418A , MSP430F5419 , MSP430F5419A , MSP430F5435 , MSP430F5435A , MSP430F5436 , MSP430F5436A , MSP430F5437 , MSP430F5437A , MSP430F5438 , MSP430F5438A

 

  1.   Migrating From MSP430F541x and MSP430F543x MCUs to MSP430F541xA and MSP430F543xA MCUs
    1.     Trademarks
    2. 1 Device Comparison
    3. 2 Hardware Considerations
      1. 2.1 PMM Settings and Low Power Consumption
      2. 2.2 Operating Frequency vs Supply Voltage
      3. 2.3 Internal Voltage Reference
      4. 2.4 Unified Clock System (UCS) Settings
      5. 2.5 Cyclic Redundancy Check Module
      6. 2.6 Device Errata
    4. 3 Firmware Considerations
      1. 3.1 PMM Default States
        1. 3.1.1 PMM Defaults for F543x
          1. 3.1.1.1 Power Management Module Control Register 0 (PMMCTL0)
          2. 3.1.1.2 Supply Voltage Supervisor and Monitor High-Side Control Register (SVSMHCTL)
          3. 3.1.1.3 Supply Voltage Supervisor and Monitor Low-Side Control Register (SVSMLCTL)
          4. 3.1.1.4 Power Management Module Reset and Interrupt Enable Register (PMMRIE)
        2. 3.1.2 PMM Defaults for F543xA
      2. 3.2 Internal Voltage Reference
        1. 3.2.1 ADC12 Temperature Sensor Equation
      3. 3.3 Bootloader (BSL)
    5. 4 References
  2.   Revision History

2 Hardware Considerations

Fortunately, the F543xA versions of silicon have very few differences from the F543x versions that affect an application's hardware design. The package and pinout of the A versions is pin-to-pin compatible with the F543x versions.