Web interface running on the C5 Web interface Terminal Oscilloscope / Raw Sniff ADC Logic Sniff Direct GPIO Access (asm optimized) or RMT Manual Timing GPIO Direct GPIO Access (asm optimized) or RMT Volage Glitching Direct GPIO Access (asm optimized) or RMT Sniff/Detect/IO Protocols UART SPI I2C 1Wire Raw (ADC) Bit Bang Freertos on core 0 of P4 Core 0 of P4 responsible for "administratvie" communicate with C5 web interface parse and handle commands user i/o UART SPI I2C 1Wire No rtos on core 1 Core 1 of P4 responsible for Direct GPIO Access Logic sniff Bit Banging RMT manually timed GPIO r/w ADC Raw Sniff Utilize: FreeRTOS Web Interface Over WiFi Station Mode or AP mode Remote Control transceiver (RMT) Timed GPIO i/o Bit Bang Custom Protocols Custom Hardware fuzz/sniff mode Dedicated GPIO Access (asm optimized) Logic Sniff Voltage Glitching Manual Bit Bang Custom Hardware fuzz/sniff mode Interprocesser Call (asm optimized) Communicate Between Core 0 (FreeRTOS) and Core 1 (ASM Optimized Attack Core) ADC Raw Sniff Oscilloscope Typical Protocols UART SPI I2C Logging Logic Sniff Raw Sniff (Oscilloscope) Command History Web Interface Action History IO History To: SD Card Host over UART Web Interface/Terminal With export formats CSV XML Text Etc USB-Passthrough Emulate ft232 UART SPI I2C Console componant for UART cli break each console function into its own file for clarity? web interface somewhat a wrapper for functions/cli Hardware: ESP32-P4 ESP32-C5 GPIO Pins As Many as practical/useful 2.54mm standard pins USB UART Interface or two or three make able to emulate ft232 like tigand thing? maintain compatability with flashrom, asprogrammer/neoprogrammer uart to ESP32s uart passthrough spi passthrough i2c passthrough Caps for draining down power for voltage glitching toggleable pull down/pull up resistors toggleable exernal power + transitors + GPIO real fast toggle of external power via gpios shared ground? amplifier for weak raw sniff signals? Start with Console app over UART P4, no net yet ESP32-P4: Configure: CONFIG_IDF_TARGET="esp32p4" CONFIG_ESPTOOLPY_FLASHMODE_QIO=y CONFIG_ESPTOOLPY_FLASHFREQ_120M=y CONFIG_ESPTOOLPY_FLASHSIZE_16MB=y CONFIG_ESPTOOLPY_HEADER_FLASHSIZE_UPDATE=y CONFIG_SPIRAM=y CONFIG_SPIRAM_SPEED_80M=y CONFIG_SPIRAM_XIP_FROM_PSRAM=y CONFIG_ESP_SYSTEM_PANIC_PRINT_HALT=y CONFIG_FREERTOS_UNICORE=y CONFIG_ULP_COPROC_ENABLED=y CONFIG_ULP_HP_UART_CONSOLE_PRINT=y CONFIG_IDF_EXPERIMENTAL_FEATURES=y Code: make structure for multiple files for the functions console interface: make a basic PoC RMT console interface make a basic PoC Direct GPIO access console interface write read simoltanius rw make a basic PoC ADC console interface make a basic PoC Logic sniffing console iterface