Infineon Memtool 49 -

Let’s walk through a typical use case: programming a blank XC886 device via a serial bootloader.

| Error Message | Likely Cause | Solution | | :--- | :--- | :--- | | “Bootstrap mode not entered” | Wrong pin strapping or baud rate mismatch | Double-check TMS/P0.14 state. Reduce baud rate to 9600. | | “Communication timeout” | RS232 cable is null-modem vs straight | Swap TXD/RXD pins on your connector. | | “Flash verification failed at address 0x0000” | Power supply droop during programming | Increase decoupling capacitance near VDD. | | “Device ID mismatch (expected 0x8860, got 0xFFFF)” | Target not powered or clock missing | Check oscillator startup. XTAL may need longer settling time. | | “Security bit cannot be cleared” | Permanent write lock engaged | Replace MCU. Protection is physically irreversible. | infineon memtool 49

Create a .bat file to automate programming: Let’s walk through a typical use case: programming

memtool -c config.xml -p -v -e firmware.hex -exit

Flags:

Memtool is not a full IDE. It is a specialized, lightweight utility for: Flags: Memtool is not a full IDE

It connects via standard debug interfaces: DAP (Device Access Port), SPD (Single-Pin Debug), JTAG, and CAN (for bootloader flashing on some devices).