diff --git a/.clang-format b/.clang-format
deleted file mode 100644
index 41e7b1a..0000000
--- a/.clang-format
+++ /dev/null
@@ -1,8 +0,0 @@
-BasedOnStyle: LLVM
-IndentWidth: 4                 # Use 4 spaces for indentation
-TabWidth: 4                    # Tab width is also 4 spaces
-UseTab: Never                  # Always use spaces instead of tabs
-ColumnLimit: 80                # Wrap lines after 80 characters
-AllowShortLoopsOnASingleLine: true
-AlwaysBreakTemplateDeclarations: true
-BreakConstructorInitializers: BeforeComma
diff --git a/.gitignore b/.gitignore
index b8e4dc0..1b8f046 100644
--- a/.gitignore
+++ b/.gitignore
@@ -6,5 +6,3 @@ ch32fun.h
 ch32fun.ld
 ch32v003hw.h
 ch32v003.ld
-.cache
-compile_commands.json
diff --git a/Makefile b/Makefile
index f90a85b..71ef99e 100644
--- a/Makefile
+++ b/Makefile
@@ -52,14 +52,14 @@ ch32%:
 	@echo "Fetching $@"
 	@curl $(CURL_FLAGS) $(BASE)/$@
 
-%.bin : %.elf
-	$(OBJCOPY) -O binary $< $@
+$(TARGET).bin : $(TARGET).elf
+	@$(OBJCOPY) -O binary $< $(TARGET).bin
 
-%.lst : %.elf
-	$(OBJDUMP) -S $^ > $@
+$(TARGET).lst : $(TARGET).elf
+	@$(OBJDUMP) -S $^ > $(TARGET).lst
 
-%.hex : %.elf
-	$(OBJCOPY) -O ihex $< $@
+$(TARGET).hex : $(TARGET).elf
+	@$(OBJCOPY) -O ihex $< $(TARGET).hex
 
 flash: $(TARGET).bin
 	minichlink -w $(TARGET).bin flash -b
diff --git a/blink.c b/blink.c
index 4b37dc7..b44ceba 100644
--- a/blink.c
+++ b/blink.c
@@ -1,19 +1,35 @@
 #include "ch32fun.h"
+#include <stdio.h>
 
-#define LED_PIN PD6
+// use defines to make more meaningful names for our GPIO pins
+#define PIN_1 PD0
+#define PIN_K PD4
+#define PIN_BOB PD6
+#define PIN_KEVIN PC0
 
-int main() {
-    SystemInit();
+int main()
+{
+	SystemInit();
 
-    // Enable GPIOs
-    funGpioInitAll();
+	// Enable GPIOs
+	funGpioInitAll();
+	
+	funPinMode( PIN_1,     GPIO_Speed_10MHz | GPIO_CNF_OUT_PP );
+	funPinMode( PIN_K,     GPIO_Speed_10MHz | GPIO_CNF_OUT_PP );
+	funPinMode( PIN_BOB,   GPIO_Speed_10MHz | GPIO_CNF_OUT_PP );
+	funPinMode( PIN_KEVIN, GPIO_Speed_10MHz | GPIO_CNF_OUT_PP );
 
-    funPinMode(LED_PIN, GPIO_Speed_10MHz | GPIO_CNF_OUT_PP);
-
-    while (1) {
-        funDigitalWrite(LED_PIN, FUN_HIGH);
-        Delay_Ms(250);
-        funDigitalWrite(LED_PIN, FUN_LOW);
-        Delay_Ms(250);
-    }
+	while(1)
+	{
+		funDigitalWrite( PIN_1,     FUN_HIGH );
+		funDigitalWrite( PIN_K,     FUN_HIGH );
+		funDigitalWrite( PIN_BOB,   FUN_HIGH );
+		funDigitalWrite( PIN_KEVIN, FUN_HIGH );
+		Delay_Ms( 250 );
+		funDigitalWrite( PIN_1,     FUN_LOW );
+		funDigitalWrite( PIN_K,     FUN_LOW );
+		funDigitalWrite( PIN_BOB,   FUN_LOW );
+		funDigitalWrite( PIN_KEVIN, FUN_LOW );
+		Delay_Ms( 250 );
+	}
 }