Giung Kim
Init Project for PSM
Diff: main.cpp
- Revision:
- 0:739a04e1daf4
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/main.cpp Wed Sep 11 07:34:38 2019 +0000
@@ -0,0 +1,401 @@
+/* WIZnet IoT Shield Cat.M1 Sample code for Arm MBED
+ * Copyright (c) 2019 WIZnet Co., Ltd.
+ * SPDX-License-Identifier: Apache-2.0
+ */
+
+ /*
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ *
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ *
+ */
+
+#include "mbed.h"
+
+#include <string>
+
+#define RET_OK 1
+#define RET_NOK -1
+#define DEBUG_ENABLE 1
+#define DEBUG_DISABLE 0
+#define ON 1
+#define OFF 0
+
+#define MAX_BUF_SIZE 1024
+
+#define WM01_APN_PROTOCOL_IPv4 1
+#define WM01_APN_PROTOCOL_IPv6 2
+#define WM01_DEFAULT_TIMEOUT 1000
+#define WM01_CONNECT_TIMEOUT 15000
+#define WM01_SEND_TIMEOUT 500
+#define WM01_RECV_TIMEOUT 500
+#define WM01_BOOTING_TIME 15000
+
+#define WM01_APN_PROTOCOL WM01_APN_PROTOCOL_IPv6
+#define WM01_DEFAULT_BAUD_RATE 115200
+#define WM01_PARSER_DELIMITER "\r\n"
+
+#define CATM1_APN_SKT "lte-internet.sktelecom.com"
+
+#define CATM1_DEVICE_NAME_WM01 "WM01"
+#define DEVNAME CATM1_DEVICE_NAME_WM01
+
+#define devlog(f_, ...) if(CATM1_DEVICE_DEBUG == DEBUG_ENABLE) { pc.printf("\r\n[%s] ", DEVNAME); pc.printf((f_), ##__VA_ARGS__); }
+#define myprintf(f_, ...) {pc.printf("\r\n[MAIN] "); pc.printf((f_), ##__VA_ARGS__);}
+
+/* Pin configuraiton */
+// Cat.M1
+#define MBED_CONF_IOTSHIELD_CATM1_TX D8
+#define MBED_CONF_IOTSHIELD_CATM1_RX D2
+#define MBED_CONF_IOTSHIELD_CATM1_RESET D7
+#define MBED_CONF_IOTSHIELD_CATM1_PWRKEY D9
+
+// Sensors
+#define MBED_CONF_IOTSHIELD_SENSOR_CDS A0
+#define MBED_CONF_IOTSHIELD_SENSOR_TEMP A1
+
+/* Debug message settings */
+#define WM01_PARSER_DEBUG DEBUG_DISABLE
+#define CATM1_DEVICE_DEBUG DEBUG_ENABLE
+
+char periodic_tau[] = "10100001"; // (60s * 1) + (3s ~ 4s) = 63s ~ 64s
+char active_time[] = "00000001"; // (2s * 1) + (24s ~ 27s) = 26s ~ 29s
+
+// Functions: Print information
+void printInfo(void);
+
+// Functions: Module Status
+void waitCatM1Ready(void);
+int8_t setEchoStatus_WM01(bool onoff);
+int8_t getUsimStatus_WM01(void);
+int8_t getNetworkStatus_WM01(void);
+
+// Functions: PSM (Power Saving Mode)
+int8_t setPsmActivate_WM01(char *Requested_Periodic_TAU, char *Requested_Active_Time);
+int8_t setPsmDeactivate_WM01(void);
+
+// Functions: Network time
+int8_t getNetworkTimeLocal_WM01(char *time);
+void setFlagGettime(void);
+void clearFlagGettime(void);
+
+Serial pc(USBTX, USBRX); // USB debug
+
+UARTSerial *_serial; // Cat.M1 module
+ATCmdParser *_parser;
+
+DigitalOut _RESET_WM01(MBED_CONF_IOTSHIELD_CATM1_RESET);
+DigitalOut _PWRKEY_WM01(MBED_CONF_IOTSHIELD_CATM1_PWRKEY);
+
+Ticker flip;
+
+bool flag_gettime = false;
+
+void serialPcInit(void)
+{
+ pc.baud(115200);
+ pc.format(8, Serial::None, 1);
+}
+
+void serialDeviceInit(PinName tx, PinName rx, int baudrate)
+{
+ _serial = new UARTSerial(tx, rx, baudrate);
+}
+
+void serialAtParserInit(const char *delimiter, bool debug_en)
+{
+ _parser = new ATCmdParser(_serial);
+ _parser->debug_on(debug_en);
+ _parser->set_delimiter(delimiter);
+ _parser->set_timeout(WM01_DEFAULT_TIMEOUT);
+}
+
+void catm1DeviceInit(void)
+{
+ serialDeviceInit( MBED_CONF_IOTSHIELD_CATM1_TX,
+ MBED_CONF_IOTSHIELD_CATM1_RX,
+ WM01_DEFAULT_BAUD_RATE);
+
+ serialAtParserInit( WM01_PARSER_DELIMITER,
+ WM01_PARSER_DEBUG);
+}
+
+void catm1DeviceReset_WM01(void)
+{
+ _RESET_WM01 = 1;
+ _PWRKEY_WM01 = 1;
+ wait_ms(300);
+
+ _RESET_WM01 = 0;
+ _PWRKEY_WM01 = 0;
+ wait_ms(400);
+
+ _RESET_WM01 = 1;
+ wait_ms(1000);
+}
+
+// ----------------------------------------------------------------
+// Main routine
+// ----------------------------------------------------------------
+
+int main()
+{
+ bool psm_en = false;
+ char time[30] = {0, };
+ float elapsed_time_sec = 0;
+
+ Timer t;
+
+ serialPcInit();
+ catm1DeviceInit();
+
+ myprintf("Waiting for Cat.M1 Module Ready...\r\n");
+
+ catm1DeviceReset_WM01();
+
+ waitCatM1Ready();
+
+ wait_ms(5000);
+
+ myprintf("System Init Complete\r\n");
+
+ printInfo();
+
+ setEchoStatus_WM01(OFF);
+
+ getUsimStatus_WM01();
+
+ getNetworkStatus_WM01();
+
+#if 0
+// PSM disable
+ setPsmDeactivate_WM01();
+#endif
+
+ if(psm_en != true)
+ {
+ if(setPsmActivate_WM01(periodic_tau, active_time) == RET_OK)
+ {
+ myprintf("Cat.M1 PSM enable, Device reboot\r\n");
+
+ // Cat.M1 reboot
+ catm1DeviceReset_WM01();
+
+ waitCatM1Ready();
+ }
+ else
+ {
+ myprintf("Cat.M1 PSM enable failed\r\n");
+ }
+ }
+
+ // Timer event callback
+ flip.attach(callback(&setFlagGettime), 1.0);
+
+ while(1)
+ {
+ if(flag_gettime)
+ {
+ if(getNetworkTimeLocal_WM01(time) == RET_OK)
+ {
+ if(elapsed_time_sec > 0)
+ {
+ t.stop();
+
+ myprintf("Cat.M1 Active, Sleep time: %.2fsec", elapsed_time_sec);
+
+ elapsed_time_sec = 0;
+ }
+
+ myprintf("%s", time);
+ }
+ else
+ {
+ if(elapsed_time_sec == 0)
+ {
+ t.reset();
+ t.start();
+
+ myprintf("%s", "PSM Power Down Start");
+ }
+
+ elapsed_time_sec = t.read();
+
+ myprintf("Cat.M1 PSM, %.2f", elapsed_time_sec);
+ }
+
+ clearFlagGettime();
+ }
+ }
+}
+
+// ----------------------------------------------------------------
+// Functions: Print information
+// ----------------------------------------------------------------
+
+void printInfo(void)
+{
+ myprintf("WIZnet IoT Shield for Arm MBED");
+ myprintf("LTE Cat.M1 Version");
+ myprintf("=================================================");
+ myprintf(">> Target Board: WIoT-WM01 (Woorinet WM-N400MSE)");
+ myprintf(">> Sample Code: PSM Test");
+ myprintf("=================================================\r\n");
+}
+
+// ----------------------------------------------------------------
+// Functions: Cat.M1 Status
+// ----------------------------------------------------------------
+
+void waitCatM1Ready(void)
+{
+ while(1)
+ {
+ if(_parser->send("AT") && _parser->recv("OK"))
+ {
+ myprintf("WM01 is Available\r\n");
+
+ return;
+ }
+ }
+}
+
+int8_t setEchoStatus_WM01(bool onoff)
+{
+ int8_t ret = RET_NOK;
+ char _buf[10];
+
+ sprintf((char *)_buf, "ATE%d", onoff);
+
+ if(_parser->send(_buf) && _parser->recv("OK"))
+ {
+ devlog("Turn Echo %s : success\r\n", onoff ? "ON" : "OFF");
+
+ ret = RET_OK;
+ }
+ else
+ {
+ devlog("Turn Echo %s : failed\r\n", onoff ? "ON" : "OFF");
+ }
+
+ return ret;
+}
+
+int8_t getUsimStatus_WM01(void)
+{
+ int8_t ret = RET_NOK;
+
+ if(_parser->send("AT$$STAT?") && _parser->recv("$$STAT:READY") && _parser->recv("OK"))
+ {
+ devlog("USIM Status : READY\r\n");
+
+ ret = RET_OK;
+ }
+ else
+ {
+ devlog("Retrieving USIM Status failed\r\n");
+ }
+
+ return ret;
+}
+
+int8_t getNetworkStatus_WM01(void)
+{
+ int8_t ret = RET_NOK;
+ int val, stat;
+
+ if(_parser->send("AT+CEREG?") && _parser->recv("+CEREG: %d,%d", &val, &stat) && _parser->recv("OK"))
+ {
+ if((val == 0) && (stat == 1))
+ {
+ devlog("Network Status : attached\r\n");
+
+ ret = RET_OK;
+ }
+ else
+ {
+ devlog("Network Status : %d, %d\r\n", val, stat);
+ }
+ }
+ else
+ {
+ devlog("Network Status : Error\r\n");
+ }
+
+ return ret;
+}
+
+// ----------------------------------------------------------------
+// Functions: Cat.M1 PSM activate / deactivate
+// ----------------------------------------------------------------
+
+int8_t setPsmActivate_WM01(char *Requested_Periodic_TAU, char *Requested_Active_Time)
+{
+ int8_t ret = RET_NOK;
+
+ if(_parser->send("AT+CPSMS=1,,,\"%s\",\"%s\"", Requested_Periodic_TAU, Requested_Active_Time) && _parser->recv("OK"))
+ {
+ devlog("PSM activate : success\r\n");
+
+ ret = RET_OK;
+ }
+ else
+ {
+ devlog("PSM activate : failed\r\n");
+ }
+
+ return ret;
+}
+
+int8_t setPsmDeactivate_WM01(void)
+{
+ int8_t ret = RET_NOK;
+
+ if(_parser->send("AT+CPSMS=0") && _parser->recv("OK"))
+ {
+ devlog("PSM deactivate : success\r\n");
+ }
+ else
+ {
+ devlog("PSM deactivate : failed\r\n");
+ }
+
+ return ret;
+}
+
+// ----------------------------------------------------------------
+// Functions: Cat.M1 Network time
+// ----------------------------------------------------------------
+
+int8_t getNetworkTimeLocal_WM01(char *time)
+{
+ int8_t ret = RET_NOK;
+
+ if(_parser->send("AT$$MSTIME?") && _parser->recv("$$MSTIME:%s\n", time) && _parser->recv("OK"))
+ {
+ //devlog("Get current local time success\r\n");
+
+ ret = RET_OK;
+ }
+
+ return ret;
+}
+
+void setFlagGettime(void)
+{
+ flag_gettime = true;
+}
+
+void clearFlagGettime(void)
+{
+ flag_gettime = false;
+}
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