KR921 Frequency Plan

Kconfig

@@ -22,6 +22,9 @@ config TTN_LORA_FREQ_AU_921
 config TTN_LORA_FREQ_AS_923
     bool "Asia (923 Mhz)"
 
+config TTN_LORA_FREQ_KR_921
+    bool "Korea (921 Mhz)"
+
 config TTN_LORA_FREQ_IN_866
     bool "India (866 Mhz)"
 

esp_idf_lmic_config.h

@@ -22,6 +22,8 @@
 #define CFG_as923 1
 #elif defined(CONFIG_TTN_LORA_FREQ_IN_866)
 #define CFG_in866 1
+#elif defined(CONFIG_TTN_LORA_FREQ_KR_921)
+#define CFG_kr921 1
 #else
 #define TTN_IS_DISABLED 1
 #define CFG_eu868 1

src/lmic/lmic.h

@@ -37,6 +37,7 @@
 #include "lorabase.h"
 
 #if LMIC_DEBUG_LEVEL > 0 || LMIC_X_DEBUG_LEVEL > 0
+#include <stdio.h>
 # if defined(LMIC_DEBUG_INCLUDE)
 #   define LMIC_STRINGIFY_(x) #x
 #   define LMIC_STRINGIFY(x) LMIC_STRINGIFY_(x)

src/lmic/lmic_bandplan.h

@@ -41,6 +41,8 @@
 # include "lmic_bandplan_au921.h"
 #elif defined(CFG_as923)
 # include "lmic_bandplan_as923.h"
+#elif defined(CFG_kr921)
+# include "lmic_bandplan_kr921.h"
 #elif defined(CFG_in866)
 # include "lmic_bandplan_in866.h"
 #else

src/lmic/lmic_bandplan_kr921.h

@@ -0,0 +1,115 @@
+/*
+* Copyright (c) 2014-2016 IBM Corporation.
+* Copyright (c) 2017 MCCI Corporation.
+* All rights reserved.
+*
+*  Redistribution and use in source and binary forms, with or without
+*  modification, are permitted provided that the following conditions are met:
+*  * Redistributions of source code must retain the above copyright
+*    notice, this list of conditions and the following disclaimer.
+*  * Redistributions in binary form must reproduce the above copyright
+*    notice, this list of conditions and the following disclaimer in the
+*    documentation and/or other materials provided with the distribution.
+*  * Neither the name of the <organization> nor the
+*    names of its contributors may be used to endorse or promote products
+*    derived from this software without specific prior written permission.
+*
+* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
+* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
+* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+* DISCLAIMED. IN NO EVENT SHALL <COPYRIGHT HOLDER> BE LIABLE FOR ANY
+* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
+* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
+* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
+* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+*/
+
+#ifndef _lmic_kr921_h_
+# define _lmic_kr921_h_
+
+#ifndef _lmic_eu_like_h_
+# include "lmic_eu_like.h"
+#endif
+
+uint8_t LMICkr921_maxFrameLen(uint8_t dr);
+#define maxFrameLen(dr) LMICkr921_maxFrameLen(dr)
+
+int8_t LMICkr921_pow2dBm(uint8_t mcmd_ladr_p1);
+#define pow2dBm(mcmd_ladr_p1)   LMICkr921_pow2dBm(mcmd_ladr_p1)
+
+// Times for half symbol per DR
+// Per DR table to minimize rounding errors
+ostime_t LMICkr921_dr2hsym(uint8_t dr);
+#define dr2hsym(dr) LMICkr921_dr2hsym(dr)
+
+static inline int
+LMICkr921_isValidBeacon1(const uint8_t *d) {
+        return os_rlsbf2(&d[OFF_BCN_CRC1]) != os_crc16(d, OFF_BCN_CRC1);
+}
+
+#undef LMICbandplan_isValidBeacon1
+#define LMICbandplan_isValidBeacon1(pFrame) LMICkr921_isValidBeacon1(pFrame)
+
+// override default for LMICbandplan_resetDefaultChannels
+void
+LMICkr921_resetDefaultChannels(void);
+
+#undef LMICbandplan_resetDefaultChannels
+#define LMICbandplan_resetDefaultChannels()     \
+        LMICkr921_resetDefaultChannels()
+
+// override default for LMICbandplan_init
+void LMICkr921_init(void);
+
+#undef LMICbandplan_init
+#define LMICbandplan_init()     \
+        LMICkr921_init()
+
+
+// override default for LMICbandplan_isFSK()
+#undef LMICbandplan_isFSK
+#define LMICbandplan_isFSK()    (0) // No FSK for Korea
+
+// txDone handling for FSK.
+void
+LMICkr921_txDoneFSK(ostime_t delay, osjobcb_t func);
+
+#define LMICbandplan_txDoneFsk(delay, func) LMICkr921_txDoneFSK(delay, func)
+
+#define LMICbandplan_getInitialDrJoin() (KR921_DR_SF10)
+
+void LMICkr921_setBcnRxParams(void);
+#define LMICbandplan_setBcnRxParams()   LMICkr921_setBcnRxParams()
+
+u4_t LMICkr921_convFreq(xref2cu1_t ptr);
+#define LMICbandplan_convFreq(ptr)      LMICkr921_convFreq(ptr)
+
+void LMICkr921_initJoinLoop(void);
+#define LMICbandplan_initJoinLoop()     LMICkr921_initJoinLoop()
+
+// for kr921, depending on dwell, we may need to do something else
+#undef LMICbandplan_setRx1Params
+void LMICkr921_setRx1Params(void);
+#define LMICbandplan_setRx1Params() LMICkr921_setRx1Params()
+
+ostime_t LMICkr921_nextTx(ostime_t now);
+#define LMICbandplan_nextTx(now)        LMICkr921_nextTx(now)
+
+ostime_t LMICkr921_nextJoinState(void);
+#define LMICbandplan_nextJoinState()    LMICkr921_nextJoinState()
+
+void LMICkr921_initDefaultChannels(bit_t join);
+#define LMICbandplan_initDefaultChannels(join)  LMICkr921_initDefaultChannels(join)
+
+// override default for LMICbandplan_updateTX
+#undef LMICbandplan_updateTx
+void LMICkr921_updateTx(ostime_t txbeg);
+#define LMICbandplan_updateTx(txbeg)	LMICkr921_updateTx(txbeg)
+
+#undef LMICbandplan_nextJoinTime
+ostime_t LMICkr921_nextJoinTime(ostime_t now);
+#define LMICbandplan_nextJoinTime(now)     LMICkr921_nextJoinTime(now)
+
+#endif // _lmic_kr921_h_

src/lmic/lmic_config_preconditions.h

@@ -85,6 +85,7 @@ Revision history:
 
 // specific countries. Only the ones that are needed by the code are defined.
 #define LMIC_COUNTRY_CODE_JP    LMIC_COUNTRY_CODE_C('J', 'P')
+#define LMIC_COUNTRY_CODE_KR    LMIC_COUNTRY_CODE_C('K', 'R')
 
 // include the file that the user is really supposed to edit. But for really strange
 // ports, this can be suppressed
@@ -103,7 +104,7 @@ Revision history:
                                 (1 << LMIC_REGION_au921) |      \
                              /* (1 << LMIC_REGION_cn490) | */   \
                                 (1 << LMIC_REGION_as923) |      \
-                             /* (1 << LMIC_REGION_kr921) | */   \
+                                (1 << LMIC_REGION_kr921) |      \
                                 (1 << LMIC_REGION_in866) |      \
                                 0)