Initial commit: project docs and ignore rules

flash_esp32c6.sh

@@ -0,0 +1,86 @@
+#!/bin/bash
+# Flash script for ESP32-C6
+# Usage: ./flash_esp32c6.sh [PORT]
+
+set -e
+
+SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
+cd "$SCRIPT_DIR"
+
+# ESP32-C6 flash addresses
+BOOTLOADER_ADDR=0x0
+PARTITIONS_ADDR=0x8000
+FIRMWARE_ADDR=0x10000
+
+# Detect port if not provided
+if [ -z "$1" ]; then
+    echo "Detecting ESP32-C6 serial port..."
+    # Try to detect by attempting chip-id on all available ports
+    for port in /dev/cu.* /dev/tty.*; do
+        [ -e "$port" ] || continue
+        # Skip Bluetooth and debug ports
+        echo "$port" | grep -qE "(Bluetooth|debug-console)" && continue
+        
+        # Try to connect to this port
+        if /opt/homebrew/bin/esptool --chip esp32c6 --port "$port" chip-id >/dev/null 2>&1; then
+            PORT="$port"
+            break
+        fi
+    done
+    
+    if [ -z "$PORT" ]; then
+        echo "ERROR: Could not auto-detect ESP32-C6 serial port."
+        echo ""
+        echo "Please:"
+        echo "1. Ensure the ESP32-C6 is plugged in via USB"
+        echo "2. Put the device in download mode:"
+        echo "   - Hold BOOT button, press and release RESET, then release BOOT"
+        echo "3. Run this script with the port: ./flash_esp32c6.sh /dev/cu.usbserial-XXXX"
+        echo ""
+        echo "Available serial ports:"
+        ls -1 /dev/cu.* /dev/tty.* 2>/dev/null | grep -vE "(Bluetooth|debug-console)" || echo "  (none found)"
+        exit 1
+    fi
+    echo "Detected port: $PORT"
+else
+    PORT="$1"
+fi
+
+# Verify files exist
+if [ ! -f "bootloader.bin" ] || [ ! -f "partitions.bin" ] || [ ! -f "firmware.bin" ]; then
+    echo "ERROR: Required firmware files not found!"
+    echo "Expected: bootloader.bin, partitions.bin, firmware.bin"
+    exit 1
+fi
+
+echo ""
+echo "Flashing ESP32-C6 on $PORT..."
+echo "=================================="
+echo ""
+
+# Erase flash
+echo "Step 1: Erasing flash..."
+/opt/homebrew/bin/esptool --chip esp32c6 --port "$PORT" erase-flash
+
+# Flash bootloader
+echo ""
+echo "Step 2: Flashing bootloader..."
+/opt/homebrew/bin/esptool --chip esp32c6 --port "$PORT" write-flash --force $BOOTLOADER_ADDR bootloader.bin
+
+# Flash partitions
+echo ""
+echo "Step 3: Flashing partition table..."
+/opt/homebrew/bin/esptool --chip esp32c6 --port "$PORT" write-flash --force $PARTITIONS_ADDR partitions.bin
+
+# Flash firmware
+echo ""
+echo "Step 4: Flashing firmware..."
+/opt/homebrew/bin/esptool --chip esp32c6 --port "$PORT" write-flash --force $FIRMWARE_ADDR firmware.bin
+
+echo ""
+echo "=================================="
+echo "Flash completed successfully!"
+echo ""
+echo "The device will now boot with the new firmware."
+echo "Press RESET button if needed."
+