SLAA908A September   2019  – September 2021 MSP430FR2032 , MSP430FR2032 , MSP430FR2033 , MSP430FR2033 , MSP430FR2153 , MSP430FR2153 , MSP430FR2155 , MSP430FR2155 , MSP430FR2310 , MSP430FR2310 , MSP430FR2311 , MSP430FR2311 , MSP430FR2353 , MSP430FR2353 , MSP430FR2355 , MSP430FR2355 , MSP430FR2422 , MSP430FR2422 , MSP430FR2433 , MSP430FR2433 , MSP430FR2475 , MSP430FR2475 , MSP430FR2476 , MSP430FR2476 , MSP430FR4131 , MSP430FR4131 , MSP430FR4132 , MSP430FR4132

 

  1.   Trademarks
  2. 1Introduction
  3. 2Implementation
  4. 3UART Message Format
    1. 3.1 Write N Bytes to Slave Device
    2. 3.2 Read N Bytes From Slave Device
    3. 3.3 Repeated Start (Read After Write)
    4. 3.4 Repeated Start (Write After Write)
    5. 3.5 Write to Internal Register
    6. 3.6 Read From Internal Register
  5. 4Internal Registers Available
    1. 4.1 Register Summary
    2. 4.2 Baud Rate Generator (BRG)
    3. 4.3 I2C Bus Clock Rates (I2CClk)
  6. 5Performance
  7. 6Application Examples
    1. 6.1 Test With I2C Slave Device
    2. 6.2 Read and Write EEPROM
  8. 7Reference
  9. 8Revision History

4.1 Register Summary

Table 4-1 lists the internal registers of the MSP430FR2311 that control this application.

Table 4-1 Internal Registers Summary
Address Register Bit 7 Bit 6 Bit 5 Bit 4 Bit 3 Bit 2 Bit 1 Bit 0 R/W
0x00 BRG0 bit7 bit6 bit5 bit4 bit3 bit2 bit1 bit0 R/W
0x01 BRG1 bit7 bit6 bit5 bit4 bit3 bit2 bit1 bit0 R/W
0x02 I2CClkL bit7 bit6 bit5 bit4 bit3 bit2 bit1 bit0 R/W
0x03 I2CClkH bit7 bit6 bit5 bit4 bit3 bit2 bit1 bit0 R/W