MC96F6432June 22, 2018 Ver. 2.9 29714. On-chip Debug System14.1 Overview14.1.1 DescriptionOn-chip debug system (OCD) of MC96F6432 can be used for programming the non-volatile memories and on-chip debugging. Detail descriptions for programming via the OCD interface can be found in the following chapter.Figure 14.1 shows a block diagram of the OCD interface and the On-chip Debug system.14.1.2 Feature• Two-wire external interface: 1-wire serial clock input, 1-wire bi-directional serial data bus• Debugger Access to:− All Internal Peripheral Units− Internal data RAM− Program Counter− Flash and Data EEPROM Memories• Extensive On-chip Debug Support for Break Conditions, Including− Break Instruction− Single Step Break− Program Memory Break Points on Single Address− Programming of Flash, EEPROM, Fuses, and Lock Bits through the two-wire Interface− On-chip Debugging Supported by Dr.Choice®• Operating frequencySupports the maximum frequency of the target MCUFigure 14.1 Block Diagram of On-Chip Debug SystemBDCFormatconverterUSBCPUCode memory- SRAM- Flash- EEPROMData memoryDBG RegisterPeripheralUser I/OAddress busInternal data busDSDADSCLTarget MCU internal circuitDBGControl
