commit 8e260f02474d3859aadd1b631f1d965af0d4394e
Author: Max Brüggemann <max@ags.tu-bs.de>
Date:   Mon Aug 9 18:04:06 2021 +0200

    Init

diff --git a/io-helper.c b/io-helper.c
new file mode 100644
index 0000000..f33be3f
--- /dev/null
+++ b/io-helper.c
@@ -0,0 +1,103 @@
+#include <avr/io.h>
+#include "io-helper.h"
+
+uint32_t outStates = 0;
+
+uint8_t getBit1(uint8_t bit) {
+    if(outStates&(1<<bit)) return 1;
+    else return 0;
+}
+uint8_t getBit0(uint8_t bit) {
+    if(outStates&(1<<bit)) return 0;
+    else return 1;
+}
+
+void ioConf(void) {
+DDRB|=0
+#ifdef BitPB0
+|(1<<0)
+#endif
+#ifdef BitPB1
+|(1<<1)
+#endif
+#ifdef BitPB2
+|(1<<2)
+#endif
+#ifdef BitPB3
+|(1<<3)
+#endif
+#ifdef BitPB4
+|(1<<4)
+#endif
+#ifdef BitPB5
+|(1<<5)
+#endif
+#ifdef BitPB6
+|(1<<6)
+#endif
+#ifdef BitPB7
+|(1<<7)
+#endif
+|0;
+}
+
+
+void setOuts(void) {
+
+PORTB|=0
+#ifdef BitPB0
+|(getBit1(BitPB0)<<0)
+#endif
+#ifdef BitPB1
+|(getBit1(BitPB1)<<1)
+#endif
+#ifdef BitPB2
+|(getBit1(BitPB2)<<2)
+#endif
+#ifdef BitPB3
+|(getBit1(BitPB3)<<3)
+#endif
+#ifdef BitPB4
+|(getBit1(BitPB4)<<4)
+#endif
+#ifdef BitPB5
+|(getBit1(BitPB5)<<5)
+#endif
+#ifdef BitPB6
+|(getBit1(BitPB6)<<6)
+#endif
+#ifdef BitPB7
+|(getBit1(BitPB7)<<7)
+#endif
+|0;
+
+
+PORTB&=~(0
+#ifdef BitPB0
+|(getBit0(BitPB0)<<0)
+#endif
+#ifdef BitPB1
+|(getBit0(BitPB1)<<1)
+#endif
+#ifdef BitPB2
+|(getBit0(BitPB2)<<2)
+#endif
+#ifdef BitPB3
+|(getBit0(BitPB3)<<3)
+#endif
+#ifdef BitPB4
+|(getBit0(BitPB4)<<4)
+#endif
+#ifdef BitPB5
+|(getBit0(BitPB5)<<5)
+#endif
+#ifdef BitPB6
+|(getBit0(BitPB6)<<6)
+#endif
+#ifdef BitPB7
+|(getBit0(BitPB7)<<7)
+#endif
+|0);
+
+
+}
diff --git a/io-helper.h b/io-helper.h
new file mode 100644
index 0000000..37e4ca1
--- /dev/null
+++ b/io-helper.h
@@ -0,0 +1,9 @@
+extern uint32_t outStates;
+void setOuts(void);
+void ioConf(void);
+
+
+
+// hier definieren weclher pin auf welchem Bit liegen soll
+#define BitPB0 13
+#define BitPB1 12
diff --git a/main.c b/main.c
new file mode 100644
index 0000000..f0d1c4c
--- /dev/null
+++ b/main.c
@@ -0,0 +1,12 @@
+#include <avr/io.h>
+#include "io-helper.h"
+
+int main(void) {
+
+outStates=0xFFFFFFFF;
+
+while(1) {
+    setOuts();
+}
+
+}