AVRISP-MKII Clone: Clean up ISP driver code, namespace module variables.

[pub/USBasp.git] / Projects / AVRISP-MKII / Lib / ISP / ISPProtocol.h

diff --git a/Projects/AVRISP-MKII/Lib/ISP/ISPProtocol.h b/Projects/AVRISP-MKII/Lib/ISP/ISPProtocol.h
index 7bf2ff7..0a84e04 100644 (file)
--- a/Projects/AVRISP-MKII/Lib/ISP/ISPProtocol.h
+++ b/Projects/AVRISP-MKII/Lib/ISP/ISPProtocol.h
@@ -38,6 +38,7 @@
 
        /* Includes: */
                #include <avr/io.h>
+               #include <util/atomic.h>
                #include <util/delay.h>
 
                #include <LUFA/Drivers/USB/USB.h>
@@ -45,6 +46,22 @@
                #include "../V2Protocol.h"
                #include "Config/AppConfig.h"
 
+       /* Macros: */
+               /** Calibration clock frequency for target OSCCAL calibration, see AVR053 application note. */
+           #define ISPPROTOCOL_CALIB_CLOCK_HZ            32768
+
+               /** Internal timer ticks per calibration clock cycle, see AVR053 application note. */
+           #define ISPPROTOCOL_CALIB_TICKS               ( (F_CPU + ISPPROTOCOL_CALIB_CLOCK_HZ) / (2 * ISPPROTOCOL_CALIB_CLOCK_HZ) )
+
+           /** Per AVR053, calibration guaranteed to take 1024 cycles (2048 half-cycles) or fewer;
+            *  add some cycles for response delay (5-10 after success) and response itself.
+                */
+           #define ISPPROTOCOL_CALIB_HALF_CYCLE_LIMIT    (2*1024 + 50)
+
+           /** Per AVR053, target will toggle I/O pin 8 times to indicate a successful clock calibration.
+                */
+           #define ISPPROTOCOL_CALIB_SUCCESS_TOGGLE_NUM  8
+
        /* Preprocessor Checks: */
                #if ((BOARD == BOARD_XPLAIN) || (BOARD == BOARD_XPLAIN_REV1))
                        #undef ENABLE_ISP_PROTOCOL