diff --git a/examples/bare5.rs b/examples/bare5.rs
index 70c384be60e8923281e91f09d6332749482c8acf..c440778767412cf4ddca2129f1481ccafff42bb3 100644
--- a/examples/bare5.rs
+++ b/examples/bare5.rs
@@ -174,7 +174,7 @@ fn main() -> ! {
     let rcc = unsafe { &mut *RCC::get() }; // get the reference to RCC in memory
     let gpioa = unsafe { &mut *GPIOA::get() }; // get the reference to GPIOA in memory
 
-    // test(); // uncomment to run test
+    test(); // uncomment to run test
     idle(rcc, gpioa);
     loop {}
 }
@@ -182,26 +182,32 @@ fn main() -> ! {
 // user application
 fn idle(rcc: &mut RCC, gpioa: &mut GPIOA) {
     // power on GPIOA
-    let r = rcc.AHB1ENR.read(); // read
-    rcc.AHB1ENR.write(r | 1 << (0)); // set enable
+    // let r = rcc.AHB1ENR.read(); // read
+    // rcc.AHB1ENR.write(r | 1 << (0)); // set enable
+    rcc.AHB1ENR.modify(0, 1, 0b1);
 
     // configure PA5 as output
-    let r = gpioa.MODER.read() & !(0b11 << (5 * 2)); // read and mask
-    gpioa.MODER.write(r | 0b01 << (5 * 2)); // set output mode
+    gpioa.MODER.modify(5*2, 2, 0b01);
+    // let r = gpioa.MODER.read() & !(0b11 << (5 * 2)); // read and mask
+    // gpioa.MODER.write(r | 0b01 << (5 * 2)); // set output mode
 
     loop {
         // set PA5 high
-        //gpioa.BSRRH.write(1 << 5); // set bit, output hight (turn on led)
-         gpioa.ODR.write(gpioa.ODR.read() | (1 << 5));
-
-        wait(10_000);
+        // gpioa.BSRRH.write(1 << 5); // set bit, output hight (turn on led)
+        // gpioa.ODR.write(gpioa.ODR.read() | (1 << 5));
+        gpioa.ODR.modify(5, 1, 0b1);
+        wait(1_119_982);
+        // wait(10_000);
 
         // set PA5 low
-        //gpioa.BSRRL.write(1 << 5); // clear bit, output low (turn off led)
-         gpioa.ODR.write(gpioa.ODR.read() & !(1 << 5));
-        wait(10_000);
+        // gpioa.BSRRL.write(1 << 5); // clear bit, output low (turn off led)
+        // gpioa.ODR.write(gpioa.ODR.read() & !(1 << 5));
+        gpioa.ODR.modify(5, 1, 0b0);        
+        // wait(10_000);
+        wait(1_119_982);
     }
-}
+}   
+
 
 // 0. Build and run the application.
 //