add stm32 example

1 files changed, 32 insertions, 0 deletions

diff --git a/example/main.cpp b/example/main.cpp
new file mode 100644
index 0000000..9fc545e
--- /dev/null
+++ b/example/main.cpp
@@ -0,0 +1,32 @@
+#include "stm32u083.hpp"
+
+int main()
+{
+    using namespace STM32U083;
+    using LD3 = GPIOC::ODR::OD13;
+    using LD4 = GPIOA::ODR::OD5;
+    using LD5 = GPIOB::ODR::OD2;
+
+    RCC::ALL::set<
+        RCC::IOPENR::GPIOAEN,
+        RCC::IOPENR::GPIOBEN,
+        RCC::IOPENR::GPIOCEN,
+        RCC::APBENR1::USART2EN>();
+
+    GPIOC::MODER::MODE13::write<1>();
+    GPIOA::MODER::MODE5::write<1>();
+    GPIOB::MODER::MODE2::write<1>();
+
+    unsigned i = 0;
+    while (1) {
+        if (i & 1) LD3::set(); else LD3::clear();
+        if (i & 2) LD4::set(); else LD4::clear();
+        if (i & 4) LD5::set(); else LD5::clear();
+
+        for (int j = 0; j < 100000; j++)
+            asm("nop");
+
+        i++;
+    }
+}
+