From 616ef897ad04029161c9c70a04feb4c27b4a7960 Mon Sep 17 00:00:00 2001
From: Ben Kyd <benjaminkyd@gmail.com>
Date: Wed, 21 Sep 2022 10:11:30 +0100
Subject: [PATCH] init

---
 .gitignore     |  3 +++
 CMakeLists.txt |  7 +++++++
 app.overlay    |  0
 prj.conf       |  4 ++++
 src/main.c     | 37 +++++++++++++++++++++++++++++++++++++
 5 files changed, 51 insertions(+)
 create mode 100644 .gitignore
 create mode 100644 CMakeLists.txt
 create mode 100644 app.overlay
 create mode 100644 prj.conf
 create mode 100644 src/main.c

diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..ffff840
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1,3 @@
+build/
+.vscode/
+
diff --git a/CMakeLists.txt b/CMakeLists.txt
new file mode 100644
index 0000000..96c8708
--- /dev/null
+++ b/CMakeLists.txt
@@ -0,0 +1,7 @@
+cmake_minimum_required(VERSION 3.20.0)
+
+set(BOARD adafruit_feather_nrf52840)
+find_package(Zephyr REQUIRED HINTS $ENV{ZEPHYR_BASE})
+project(passr)
+
+target_sources(app PRIVATE src/main.c)
diff --git a/app.overlay b/app.overlay
new file mode 100644
index 0000000..e69de29
diff --git a/prj.conf b/prj.conf
new file mode 100644
index 0000000..53f6453
--- /dev/null
+++ b/prj.conf
@@ -0,0 +1,4 @@
+CONFIG_GPIO=y
+# CONFIG_BT=y
+# CONFIG_BT_DEBUG_LOG=y
+# CONFIG_BT_DEVICE_NAME="Test beacon"
diff --git a/src/main.c b/src/main.c
new file mode 100644
index 0000000..0ac9b11
--- /dev/null
+++ b/src/main.c
@@ -0,0 +1,37 @@
+
+#include <zephyr/zephyr.h>
+#include <zephyr/drivers/gpio.h>
+
+/* 1000 msec = 1 sec */
+#define SLEEP_TIME_MS   1000
+
+/* The devicetree node identifier for the "led0" alias. */
+#define LED0_NODE DT_ALIAS(led1)
+
+/*
+ * A build error on this line means your board is unsupported.
+ * See the sample documentation for information on how to fix this.
+ */
+static const struct gpio_dt_spec led = GPIO_DT_SPEC_GET(LED0_NODE, gpios);
+
+void main(void)
+{
+	int ret;
+
+	if (!device_is_ready(led.port)) {
+		return;
+	}
+
+	ret = gpio_pin_configure_dt(&led, GPIO_OUTPUT_ACTIVE);
+	if (ret < 0) {
+		return;
+	}
+
+	while (1) {
+		ret = gpio_pin_toggle_dt(&led);
+		if (ret < 0) {
+			return;
+		}
+		k_msleep(SLEEP_TIME_MS);
+	}
+}