From 08153cc5852022f32415d7ef1f440316b3a4ad5b Mon Sep 17 00:00:00 2001
From: norbert-walter <norbert-walter@web.de>
Date: Fri, 20 Mar 2026 10:41:42 +0100
Subject: [PATCH] Add new board obp70

---
 boards/obp70_s3_n16r8.json      | 56 +++++++++++++++++++++++++
 variants/obp70s3/pins_arduino.h | 74 +++++++++++++++++++++++++++++++++
 2 files changed, 130 insertions(+)
 create mode 100644 boards/obp70_s3_n16r8.json
 create mode 100644 variants/obp70s3/pins_arduino.h

diff --git a/boards/obp70_s3_n16r8.json b/boards/obp70_s3_n16r8.json
new file mode 100644
index 0000000..779b5d4
--- /dev/null
+++ b/boards/obp70_s3_n16r8.json
@@ -0,0 +1,56 @@
+{
+  "build": {
+    "arduino":{
+      "ldscript": "esp32s3_out.ld",
+      "partitions": "default_16MB.csv",
+      "memory_type": "qio_opi"
+    },
+    "core": "esp32",
+    "extra_flags": [
+      "-DBOARD_HAS_PSRAM",
+      "-DARDUINO_ESP32S3_DEV",
+      "-DARDUINO_USB_MODE=1",
+      "-DARDUINO_USB_CDC_ON_BOOT=1",
+      "-DARDUINO_RUNNING_CORE=1",
+      "-DARDUINO_EVENT_RUNNING_CORE=1"
+    ],
+    "f_cpu": "240000000L",
+    "f_flash": "80000000L",
+    "flash_mode": "qio",
+    "hwids": [
+      [
+        "0x303A",
+        "0x1001"
+      ]
+    ],
+    "mcu": "esp32s3",
+    "variant": "obp70s3"
+  },
+  "connectivity": [
+    "bluetooth",
+    "wifi"
+  ],
+  "debug": {
+    "default_tool": "esp-builtin",
+    "onboard_tools": [
+      "esp-builtin"
+    ],
+    "openocd_target": "esp32s3.cfg"
+  },
+  "frameworks": [
+    "arduino",
+    "espidf"
+  ],
+  "name": "OBP70 ESP32-S3-N16R8 16 MB QD, 8 MB PSRAM)",
+  "upload": {
+    "flash_size": "16MB",
+    "maximum_ram_size": 327680,
+    "maximum_size": 16777216,
+    "use_1200bps_touch": true,
+    "wait_for_upload_port": true,
+    "require_upload_port": true,
+    "speed": 460800
+  },
+  "url": "https://open-boat-projects.org/en/diy-multifunktionsdisplay-obp-60/",
+  "vendor": "Open Boat Projects"
+}
diff --git a/variants/obp70s3/pins_arduino.h b/variants/obp70s3/pins_arduino.h
new file mode 100644
index 0000000..a25aa53
--- /dev/null
+++ b/variants/obp70s3/pins_arduino.h
@@ -0,0 +1,74 @@
+#ifndef Pins_Arduino_h
+#define Pins_Arduino_h
+
+#include <stdint.h>
+#include "soc/soc_caps.h"
+
+#define USB_VID 0x303a
+#define USB_PID 0x1001
+
+/*
+#define EXTERNAL_NUM_INTERRUPTS 46
+#define NUM_DIGITAL_PINS        48
+#define NUM_ANALOG_INPUTS       20
+
+// Multi Function Display OBP60 V2.0
+static const uint8_t LED_BUILTIN = SOC_GPIO_PIN_COUNT+48;
+#define BUILTIN_LED  LED_BUILTIN // backward compatibility
+#define LED_BUILTIN LED_BUILTIN
+#define RGB_BUILTIN LED_BUILTIN
+#define RGB_BRIGHTNESS 64
+
+#define analogInputToDigitalPin(p)  (((p)<20)?(analogChannelToDigitalPin(p)):-1)
+#define digitalPinToInterrupt(p)    (((p)<48)?(p):-1)
+#define digitalPinHasPWM(p)         (p < 46)
+*/
+
+static const uint8_t TX = 43;
+static const uint8_t RX = 44;
+
+static const uint8_t SDA = 47;
+static const uint8_t SCL = 21;
+
+static const uint8_t SS    = 39;
+static const uint8_t MOSI  = 48;
+static const uint8_t MISO  = 11;
+static const uint8_t SCK   = 38;
+
+static const uint8_t A0 = 1;
+static const uint8_t A1 = 2;
+static const uint8_t A2 = 3;
+static const uint8_t A3 = 4;
+static const uint8_t A4 = 5;
+static const uint8_t A5 = 6;
+static const uint8_t A6 = 7;
+static const uint8_t A7 = 8;
+static const uint8_t A8 = 9;
+static const uint8_t A9 = 10;
+static const uint8_t A10 = 11;
+static const uint8_t A11 = 12;
+static const uint8_t A12 = 13;
+static const uint8_t A13 = 14;
+static const uint8_t A14 = 15;
+static const uint8_t A15 = 16;
+static const uint8_t A16 = 17;
+static const uint8_t A17 = 18;
+static const uint8_t A18 = 19;
+static const uint8_t A19 = 20;
+
+static const uint8_t T1 = 1;
+static const uint8_t T2 = 2;
+static const uint8_t T3 = 3;
+static const uint8_t T4 = 4;
+static const uint8_t T5 = 5;
+static const uint8_t T6 = 6;
+static const uint8_t T7 = 7;
+static const uint8_t T8 = 8;
+static const uint8_t T9 = 9;
+static const uint8_t T10 = 10;
+static const uint8_t T11 = 11;
+static const uint8_t T12 = 12;
+static const uint8_t T13 = 13;
+static const uint8_t T14 = 14;
+
+#endif /* Pins_Arduino_h */