X-Git-Url: https://git.friedersdorff.com/?a=blobdiff_plain;f=tmk_core%2Fprotocol%2Fxt.h;h=93bc5daf8221f0923617d7a067690f968338e66b;hb=43a46c8d280a93bbd4dc5a8c45e1a6bc68e0b38d;hp=ef1bbfaf972161d4dccdce347955863118a44e50;hpb=fd38f04ead8f75b4070aa6e1c2fc05a53536f465;p=max%2Ftmk_keyboard.git

diff --git a/tmk_core/protocol/xt.h b/tmk_core/protocol/xt.h
index ef1bbfaf..93bc5daf 100644
--- a/tmk_core/protocol/xt.h
+++ b/tmk_core/protocol/xt.h
@@ -1,5 +1,5 @@
 /*
-Copyright 2010,2011,2012,2013 Jun WAKO <wakojun@gmail.com>
+Copyright 2018 Jun WAKO <wakojun@gmail.com>
 Copyright 2016 Ethan Apodaca <papodaca@gmail.com>
 
 This software is licensed with a Modified BSD License.
@@ -39,22 +39,33 @@ POSSIBILITY OF SUCH DAMAGE.
 #ifndef XT_H
 #define XT_H
 
-#include <stdbool.h>
-#include "wait.h"
-#include "xt_io.h"
-#include "print.h"
+#define XT_DATA_IN()        do { \
+    XT_DATA_DDR  &= ~(1<<XT_DATA_BIT); \
+    XT_DATA_PORT |=  (1<<XT_DATA_BIT); \
+} while (0)
 
-void xt_host_init(void);
-uint8_t xt_host_recv(void);
+#define XT_DATA_READ()      (XT_DATA_PIN&(1<<XT_DATA_BIT))
+
+#define XT_DATA_LO()        do { \
+    XT_DATA_PORT &= ~(1<<XT_DATA_BIT); \
+    XT_DATA_DDR  |=  (1<<XT_DATA_BIT); \
+} while (0)
+
+
+#define XT_CLOCK_IN()       do { \
+    XT_CLOCK_DDR  &= ~(1<<XT_CLOCK_BIT); \
+    XT_CLOCK_PORT |=  (1<<XT_CLOCK_BIT); \
+} while (0)
 
+#define XT_CLOCK_READ()     (XT_CLOCK_PIN&(1<<XT_CLOCK_BIT))
 
-/*--------------------------------------------------------------------
- * static functions
- *------------------------------------------------------------------*/
-static inline uint16_t wait_clock_lo(uint16_t us)
-{
-    while (clock_in()  && us) { asm(""); wait_us(1); us--; }
-    return us;
-}
+#define XT_CLOCK_LO()       do { \
+    XT_CLOCK_PORT &= ~(1<<XT_CLOCK_BIT); \
+    XT_CLOCK_DDR  |=  (1<<XT_CLOCK_BIT); \
+} while (0)
+
+
+void xt_host_init(void);
+uint8_t xt_host_recv(void);
 
 #endif