22.2 Features

This PIC32CX-BZ3 device provides several user-writable configuration registers related to the configuration and operation of the system.

• Permission Group Configuration Register (CFGPG) Defines the Permission Group
• System Key Register (SYSKEY) Defines the System Key
• Configuration Control Register 0 (CFGCON0(L)) Provides Control, Selection and Locking for Various Features of the Device
  Note: The registers marked with (L) are loadable from Flash.
  • PPS register locking
  • PMD register locking
  • CFGPG register locking
  • Config register locking
  • Trace port enable
  • Flash, SRAM ECC control
  • RTCC, AC alternate pinout selection
  • SERCOM slew rate enable
• Configuration Control Register 1 (CFGCON1(L)) Provides Control, Selection and Locking for Various Features of the Device
  • QSPI DDR mode clock enable
  • High-speed SERCOM, QSPI enable
  • WDT Sleep mode prescale configuration
  • I²C slew rate control
• Configuration Control Register 2 (CFGCON2(L)) Provides Control, Selection and Locking for Various Features of the Device
  • DMT enable and configuration
  • WDT enable and configuration
  • Clock monitoring and control
  • Oscillator enable and configuration
  • Two-speed start-up enabled in Sleep mode bit
• Configuration Control Register 4 (CFGCON4(L)) Provides Control, Selection and Locking for Various Features of the Device
  • Deep sleep modules control
  • SOSC configuration control
  • RTCC event control
• User Unique ID Register (USERID(L)) Provides the End User with a 16-Bit ID Field that Can be Read Out Directly Through the SWD Interface Via the USERID SWD Instruction