diff --git a/boards/esp32-devkit-v1/schematics.pdf b/boards/esp32-devkit-v1/schematics.pdf new file mode 100644 index 0000000..d4374e1 Binary files /dev/null and b/boards/esp32-devkit-v1/schematics.pdf differ diff --git a/boards/m5stack-atom-echo/schematics.pdf b/boards/m5stack-atom-echo/schematics.pdf new file mode 100644 index 0000000..c1f4a53 Binary files /dev/null and b/boards/m5stack-atom-echo/schematics.pdf differ diff --git a/boards/waveshare-esp32-c3-mini/schematics.pdf b/boards/waveshare-esp32-c3-mini/schematics.pdf new file mode 100644 index 0000000..d78f80e Binary files /dev/null and b/boards/waveshare-esp32-c3-mini/schematics.pdf differ