1 files changed, 61 insertions, 0 deletions
diff --git a/arduino/logs.cpp b/arduino/logs.cpp
new file mode 100644
index 0000000..901fd25
--- /dev/null
+++ b/arduino/logs.cpp
@@ -0,0 +1,61 @@
+#include <stdio.h>
+#include <Arduino.h>
+
+int serial_write(uint8_t val)
+{
+  Serial.write(&val, 1);
+}
+
+int serial_put_string(const char *str)
+{
+    while (*str) {
+        serial_write(*str++);
+    }
+
+    return 0;
+}
+
+int serial_puts(const char *str)
+{
+    serial_put_string(str);
+
+    serial_write('\n');
+
+    return 0;
+}
+
+int serial_printf(const char *fmt, ...)
+{
+    va_list ap;
+
+    static char buf[256];
+
+    va_start(ap, fmt);
+
+    vsnprintf(buf, sizeof(buf), fmt, ap);
+
+    serial_put_string(buf);
+
+    va_end(ap);
+
+    return 0;
+}
+
+#if 0
+int serial_print_dec(uint8_t opcode, int32_t integer)
+{
+    Serial.write(&opcode, 1);
+    Serial.println(integer, DEC);
+    return 0;
+}
+
+int serial_print_hex(uint8_t opcode, int32_t integer)
+{
+    Serial.write(&opcode, 1);
+    Serial.println(integer, HEX);
+    return 0;
+}
+#endif
+
+
+