Eric Jung
BG96 Cat.M1 GPS sample for WIZnet IoT Shield
Revision 0:98226e0983af, committed 2019-03-20
- Comitter:
- hkjung
- Date:
- Wed Mar 20 05:33:37 2019 +0000
- Commit message:
- Initial Release
Changed in this revision
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/.gitignore Wed Mar 20 05:33:37 2019 +0000 @@ -0,0 +1,4 @@ +.build +.mbed +projectfiles +*.py*
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/CONTRIBUTING.md Wed Mar 20 05:33:37 2019 +0000 @@ -0,0 +1,5 @@ +# Contributing to Mbed OS + +Mbed OS is an open-source, device software platform for the Internet of Things. Contributions are an important part of the platform, and our goal is to make it as simple as possible to become a contributor. + +To encourage productive collaboration, as well as robust, consistent and maintainable code, we have a set of guidelines for [contributing to Mbed OS](https://os.mbed.com/docs/mbed-os/latest/contributing/index.html).
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/README.md Wed Mar 20 05:33:37 2019 +0000 @@ -0,0 +1,171 @@ +# Getting started example for Mbed OS + +This guide reviews the steps required to get Blinky with the addition of dynamic OS statistics working on an Mbed OS platform. (Note: To see a rendered example you can import into the Arm Online Compiler, please see our [quick start](https://os.mbed.com/docs/mbed-os/latest/quick-start/online-with-the-online-compiler.html#importing-the-code).) + +Please install [Mbed CLI](https://github.com/ARMmbed/mbed-cli#installing-mbed-cli). + +## Import the example application + +From the command-line, import the example: + +``` +mbed import mbed-os-example-blinky +cd mbed-os-example-blinky +``` + +### Now compile + +Invoke `mbed compile`, and specify the name of your platform and your favorite toolchain (`GCC_ARM`, `ARM`, `IAR`). For example, for the ARM Compiler 5: + +``` +mbed compile -m K64F -t ARM +``` + +Your PC may take a few minutes to compile your code. At the end, you see the following result: + +``` +[snip] ++----------------------------+-------+-------+------+ +| Module | .text | .data | .bss | +|--------------------|-----------|----------|----------| +| [fill] | 98(+0) | 0(+0) | 2211(+0) | +| [lib]/c.a | 27835(+0) | 2472(+0) | 89(+0) | +| [lib]/gcc.a | 3168(+0) | 0(+0) | 0(+0) | +| [lib]/misc | 248(+0) | 8(+0) | 28(+0) | +| [lib]/nosys.a | 32(+0) | 0(+0) | 0(+0) | +| main.o | 924(+0) | 0(+0) | 12(+0) | +| mbed-os/components | 134(+0) | 0(+0) | 0(+0) | +| mbed-os/drivers | 56(+0) | 0(+0) | 0(+0) | +| mbed-os/features | 42(+0) | 0(+0) | 184(+0) | +| mbed-os/hal | 2087(+0) | 8(+0) | 152(+0) | +| mbed-os/platform | 3633(+0) | 260(+0) | 209(+0) | +| mbed-os/rtos | 9370(+0) | 168(+0) | 6053(+0) | +| mbed-os/targets | 9536(+0) | 12(+0) | 382(+0) | +| Subtotals | 57163(+0) | 2928(+0) | 9320(+0) | +Total Static RAM memory (data + bss): 12248(+0) bytes +Total Flash memory (text + data): 60091(+0) bytes + +Image: ./BUILD/K64F/GCC_ARM/mbed-os-example-blinky.bin +``` + +### Program your board + +1. Connect your Mbed device to the computer over USB. +1. Copy the binary file to the Mbed device. +1. Press the reset button to start the program. + +The LED on your platform turns on and off. The main thread will additionally take a snapshot of the device's runtime statistics and display it over serial to your PC. The snapshot includes: + +* System Information: + * Mbed OS Version: Will currently default to 999999 + * Compiler ID + * ARM = 1 + * GCC_ARM = 2 + * IAR = 3 + * [CPUID Register Information](#cpuid-register-information) + * [Compiler Version](#compiler-version) +* CPU Statistics + * Percentage of runtime that the device has spent awake versus in sleep +* Heap Statistics + * Current heap size + * Max heap size which refers to the largest the heap has grown to +* Thread Statistics + * Provides information on all running threads in the OS including + * Thread ID + * Thread Name + * Thread State + * Thread Priority + * Thread Stack Size + * Thread Stack Space + +#### Compiler Version + +| Compiler | Version Layout | +| -------- | -------------- | +| ARM | PVVbbbb (P = Major; VV = Minor; bbbb = build number) | +| GCC | VVRRPP (VV = Version; RR = Revision; PP = Patch) | +| IAR | VRRRPPP (V = Version; RRR = Revision; PPP = Patch) | + +#### CPUID Register Information + +| Bit Field | Field Description | Values | +| --------- | ----------------- | ------ | +|[31:24] | Implementer | 0x41 = ARM | +|[23:20] | Variant | Major revision 0x0 = Revision 0 | +|[19:16] | Architecture | 0xC = Baseline Architecture | +| | | 0xF = Constant (Mainline Architecture) | +|[15:4] | Part Number | 0xC20 = Cortex-M0 | +| | | 0xC60 = Cortex-M0+ | +| | | 0xC23 = Cortex-M3 | +| | | 0xC24 = Cortex-M4 | +| | | 0xC27 = Cortex-M7 | +| | | 0xD20 = Cortex-M23 | +| | | 0xD21 = Cortex-M33 | +|[3:0] | Revision | Minor revision: 0x1 = Patch 1 | + + + +You can view individual examples and additional API information of the statistics collection tools at the bottom of the page in the [related links section](#related-links). + + +### Output + +To view the serial output you can use any terminal client of your choosing such as [PuTTY](http://www.putty.org/) or [CoolTerm](http://freeware.the-meiers.org/). Unless otherwise specified, printf defaults to a baud rate of 9600 on Mbed OS. + +You can find more information on the Mbed OS configuration tools and serial communication in Mbed OS in the related [related links section](#related-links). + +The output should contain the following block transmitted at the blinking LED frequency (actual values may vary depending on your target, build profile, and toolchain): + +``` +=============================== SYSTEM INFO ================================ +Mbed OS Version: 999999 +CPU ID: 0x410fc241 +Compiler ID: 2 +Compiler Version: 60300 +RAM0: Start 0x20000000 Size: 0x30000 +RAM1: Start 0x1fff0000 Size: 0x10000 +ROM0: Start 0x0 Size: 0x100000 +================= CPU STATS ================= +Idle: 98% Usage: 2% +================ HEAP STATS ================= +Current heap: 1096 +Max heap size: 1096 +================ THREAD STATS =============== +ID: 0x20001eac +Name: main_thread +State: 2 +Priority: 24 +Stack Size: 4096 +Stack Space: 3296 + +ID: 0x20000f5c +Name: idle_thread +State: 1 +Priority: 1 +Stack Size: 512 +Stack Space: 352 + +ID: 0x20000f18 +Name: timer_thread +State: 3 +Priority: 40 +Stack Size: 768 +Stack Space: 664 + +``` + +## Troubleshooting + +If you have problems, you can review the [documentation](https://os.mbed.com/docs/latest/tutorials/debugging.html) for suggestions on what could be wrong and how to fix it. + +## Related Links + +* [Mbed OS Stats API](https://os.mbed.com/docs/latest/apis/mbed-statistics.html) +* [Mbed OS Configuration](https://os.mbed.com/docs/latest/reference/configuration.html) +* [Mbed OS Serial Communication](https://os.mbed.com/docs/latest/tutorials/serial-communication.html) + +### License and contributions + +The software is provided under Apache-2.0 license. Contributions to this project are accepted under the same license. Please see contributing.md for more info. + +This project contains code from other projects. The original license text is included in those source files. They must comply with our license guide.
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/main.cpp Wed Mar 20 05:33:37 2019 +0000
@@ -0,0 +1,402 @@
+/* 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 <string>
+#include "mbed.h"
+
+#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 BG96_APN_PROTOCOL_IPv4 1
+#define BG96_APN_PROTOCOL_IPv6 2
+#define BG96_DEFAULT_TIMEOUT 1000
+#define BG96_CONNECT_TIMEOUT 15000
+#define BG96_SEND_TIMEOUT 500
+#define BG96_RECV_TIMEOUT 500
+
+#define BG96_APN_PROTOCOL BG96_APN_PROTOCOL_IPv6
+#define BG96_DEFAULT_BAUD_RATE 115200
+#define BG96_PARSER_DELIMITER "\r\n"
+
+#define CATM1_APN_SKT "lte-internet.sktelecom.com"
+
+#define CATM1_DEVICE_NAME_BG96 "BG96"
+#define DEVNAME CATM1_DEVICE_NAME_BG96
+
+#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 BG96_PARSER_DEBUG DEBUG_DISABLE
+#define CATM1_DEVICE_DEBUG DEBUG_ENABLE
+
+
+typedef struct gps_data_t {
+ float utc; // hhmmss.sss
+ float lat; // latitude. (-)dd.ddddd
+ float lon; // longitude. (-)dd.ddddd
+ float hdop; // Horizontal precision: 0.5-99.9
+ float altitude; // altitude of antenna from sea level (meters)
+ int fix; // GNSS position mode 2=2D, 3=3D
+ float cog; // Course Over Ground ddd.mm
+ float spkm; // Speed over ground (Km/h) xxxx.x
+ float spkn; // Speed over ground (knots) xxxx.x
+ char date[7]; // data: ddmmyy
+ int nsat; // number of satellites 0-12
+} gps_data;
+
+
+// Functions: Module Status
+void waitCatM1Ready(void);
+int8_t setEchoStatus_BG96(bool onoff);
+int8_t getUsimStatus_BG96(void);
+int8_t getNetworkStatus_BG96(void);
+int8_t checknSetApn_BG96(const char * apn);
+int8_t getFirmwareVersion_BG96(char * version);
+int8_t getImeiNumber_BG96(char * imei);
+
+// Functions: GPS
+int8_t setGpsOnOff_BG96(bool onoff);
+int8_t getGpsLocation_BG96(gps_data *data);
+
+
+Serial pc(USBTX, USBRX); // USB debug
+
+UARTSerial *_serial; // Cat.M1 module
+ATCmdParser *_parser;
+
+DigitalOut _RESET_BG96(MBED_CONF_IOTSHIELD_CATM1_RESET);
+DigitalOut _PWRKEY_BG96(MBED_CONF_IOTSHIELD_CATM1_PWRKEY);
+
+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(BG96_DEFAULT_TIMEOUT);
+}
+
+void catm1DeviceInit(void)
+{
+ serialDeviceInit( MBED_CONF_IOTSHIELD_CATM1_TX,
+ MBED_CONF_IOTSHIELD_CATM1_RX,
+ BG96_DEFAULT_BAUD_RATE);
+
+ serialAtParserInit( BG96_PARSER_DELIMITER,
+ BG96_PARSER_DEBUG);
+}
+
+void catm1DeviceReset_BG96(void)
+{
+ _RESET_BG96 = 1;
+ _PWRKEY_BG96 = 1;
+ wait_ms(300);
+
+ _RESET_BG96 = 0;
+ _PWRKEY_BG96 = 0;
+ wait_ms(400);
+
+ _RESET_BG96 = 1;
+ wait_ms(1000);
+}
+
+
+// ----------------------------------------------------------------
+// Main routine
+// ----------------------------------------------------------------
+
+int main()
+{
+ serialPcInit();
+ catm1DeviceInit();
+
+ myprintf("Waiting for Cat.M1 Module Ready...\r\n");
+
+ catm1DeviceReset_BG96();
+
+ waitCatM1Ready();
+
+ wait_ms(5000);
+
+ myprintf("System Init Complete\r\n");
+
+ myprintf("WIZnet IoT Shield for Arm MBED");
+ myprintf("LTE Cat.M1 Version");
+ myprintf("=================================================");
+ myprintf(">> Target Board: WIoT-QC01 (Quectel BG96)");
+ myprintf(">> Sample Code: GPS");
+ myprintf("=================================================\r\n");
+
+ setEchoStatus_BG96(OFF);
+
+ getUsimStatus_BG96();
+
+ getNetworkStatus_BG96();
+
+ checknSetApn_BG96(CATM1_APN_SKT);
+
+ // GPS information structure
+ gps_data gps_info;
+
+ if(setGpsOnOff_BG96(ON) == RET_OK) {
+ myprintf("GPS On\r\n")
+
+ while(1) {
+ if(getGpsLocation_BG96(&gps_info) == RET_OK) {
+ myprintf("Get GPS information >>>");
+ myprintf("gps_info - utc: %6.3f", gps_info.utc) // utc: hhmmss.sss
+ myprintf("gps_info - lat: %2.5f", gps_info.lat) // latitude: (-)dd.ddddd
+ myprintf("gps_info - lon: %2.5f", gps_info.lon) // longitude: (-)dd.ddddd
+ myprintf("gps_info - hdop: %2.1f", gps_info.hdop) // Horizontal precision: 0.5-99.9
+ myprintf("gps_info - altitude: %2.1f", gps_info.altitude) // altitude of antenna from sea level (meters)
+ myprintf("gps_info - fix: %d", gps_info.fix) // GNSS position mode: 2=2D, 3=3D
+ myprintf("gps_info - cog: %3.2f", gps_info.cog) // Course Over Ground: ddd.mm
+ myprintf("gps_info - spkm: %4.1f", gps_info.spkm) // Speed over ground (Km/h): xxxx.x
+ myprintf("gps_info - spkn: %4.1f", gps_info.spkn) // Speed over ground (knots): xxxx.x
+ myprintf("gps_info - date: %s", gps_info.date) // data: ddmmyy
+ myprintf("gps_info - nsat: %d\r\n", gps_info.nsat) // number of satellites: 0-12
+ } else {
+ myprintf("Failed to get GPS information\r\n");
+ }
+ wait_ms(1000);
+ }
+#if 0
+ if(setGpsOnOff_BG96(OFF) == RET_OK) {
+ myprintf("GPS Off\r\n")
+ }
+#endif
+
+ } else {
+ myprintf("GPS On failed\r\n")
+ }
+}
+
+// ----------------------------------------------------------------
+// Functions: Cat.M1 Status
+// ----------------------------------------------------------------
+
+void waitCatM1Ready(void)
+{
+ while(1)
+ {
+ if(_parser->recv("RDY"))
+ {
+ myprintf("BG96 ready\r\n");
+ return ;
+ }
+ else if(_parser->send("AT") && _parser->recv("OK"))
+ {
+ myprintf("BG96 already available\r\n");
+ return ;
+ }
+ }
+}
+
+int8_t setEchoStatus_BG96(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_BG96(void)
+{
+ int8_t ret = RET_NOK;
+
+ _parser->send("AT+CPIN?");
+ if(_parser->recv("+CPIN: 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_BG96(void)
+{
+ int8_t ret = RET_NOK;
+
+ if(_parser->send("AT+QCDS") && _parser->recv("+QCDS: \"SRV\"") && _parser->recv("OK")) {
+ devlog("Network Status: attached\r\n");
+ ret = RET_OK;
+ } else if (_parser->send("AT+QCDS") && _parser->recv("+QCDS: \"LIMITED\"") && _parser->recv("OK")) {
+ devlog("Network Status: limited\r\n");
+ ret = RET_OK;
+ } else {
+ devlog("Network Status: Error\r\n");
+ }
+ return ret;
+}
+
+int8_t checknSetApn_BG96(const char * apn) // Configure Parameters of a TCP/IP Context
+{
+ char resp_str[100];
+
+ uint16_t i = 0;
+ char * search_pt;
+
+ memset(resp_str, 0, sizeof(resp_str));
+
+ devlog("Checking APN...\r\n");
+
+ _parser->send("AT+QICSGP=1");
+
+ while(1)
+ {
+ _parser->read(&resp_str[i++], 1);
+ search_pt = strstr(resp_str, "OK\r\n");
+ if (search_pt != 0)
+ {
+ break;
+ }
+ }
+
+ search_pt = strstr(resp_str, apn);
+ if (search_pt == 0)
+ {
+ devlog("Mismatched APN: %s\r\n", resp_str);
+ devlog("Storing APN %s...\r\n", apn);
+ if(!(_parser->send("AT+QICSGP=1,%d,\"%s\",\"\",\"\",0", BG96_APN_PROTOCOL, apn) && _parser->recv("OK")))
+ {
+ return RET_NOK; // failed
+ }
+ }
+ devlog("APN Check Done\r\n");
+
+ return RET_OK;
+}
+
+int8_t getFirmwareVersion_BG96(char * version)
+{
+ int8_t ret = RET_NOK;
+
+ if(_parser->send("AT+QGMR") && _parser->recv("%s\n", version) && _parser->recv("OK"))
+ {
+ ret = RET_OK;
+ }
+ return ret;
+}
+
+int8_t getImeiNumber_BG96(char * imei)
+{
+ int8_t ret = RET_NOK;
+
+ if(_parser->send("AT+CGSN") && _parser->recv("%s\n", imei) && _parser->recv("OK"))
+ {
+ ret = RET_OK;
+ }
+ return ret;
+}
+
+// ----------------------------------------------------------------
+// Functions: Cat.M1 GPS
+// ----------------------------------------------------------------
+
+int8_t setGpsOnOff_BG96(bool onoff)
+{
+ int8_t ret = RET_NOK;
+ char _buf[15];
+
+ sprintf((char *)_buf, "%s", onoff ? "AT+QGPS=2" : "AT+QGPSEND");
+
+ if(_parser->send(_buf) && _parser->recv("OK")) {
+ devlog("GPS Power: %s\r\n", onoff ? "On" : "Off");
+ ret = RET_OK;
+ } else {
+ devlog("Set GPS Power %s failed\r\n", onoff ? "On" : "Off");
+ }
+ return ret;
+}
+
+
+int8_t getGpsLocation_BG96(gps_data *data)
+{
+ int8_t ret = RET_NOK;
+ char _buf[100];
+
+ bool ok = false;
+ Timer t;
+
+ // Structure init: GPS info
+ data->utc = data->lat = data->lon = data->hdop= data->altitude = data->cog = data->spkm = data->spkn = data->nsat=0.0;
+ data->fix=0;
+ memset(&data->date, 0x00, 7);
+
+ // timer start
+ t.start();
+
+ while( !ok && (t.read_ms() < BG96_CONNECT_TIMEOUT ) ) {
+ _parser->flush();
+ _parser->send((char*)"AT+QGPSLOC=2"); // MS-based mode
+ ok = _parser->recv("+QGPSLOC: ");
+ if(ok) {
+ _parser->recv("%s\r\n", _buf);
+ sscanf(_buf,"%f,%f,%f,%f,%f,%d,%f,%f,%f,%6s,%d",
+ &data->utc, &data->lat, &data->lon, &data->hdop,
+ &data->altitude, &data->fix, &data->cog,
+ &data->spkm, &data->spkn, data->date, &data->nsat);
+ ok = _parser->recv("OK");
+ }
+ }
+
+ if(ok == true) ret = RET_OK;
+
+ return ret;
+}
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/mbed-os.lib Wed Mar 20 05:33:37 2019 +0000 @@ -0,0 +1,1 @@ +https://github.com/ARMmbed/mbed-os/#51d55508e8400b60af467005646c4e2164738d48
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/mbed_app.json Wed Mar 20 05:33:37 2019 +0000
@@ -0,0 +1,11 @@
+{
+ "target_overrides": {
+ "*": {
+ "platform.stack-stats-enabled": true,
+ "platform.heap-stats-enabled": true,
+ "platform.cpu-stats-enabled": true,
+ "platform.thread-stats-enabled": true,
+ "platform.sys-stats-enabled": true
+ }
+ }
+}
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/stats_report.h Wed Mar 20 05:33:37 2019 +0000
@@ -0,0 +1,132 @@
+/* mbed Microcontroller Library
+ * Copyright (c) 2018 ARM Limited
+ * SPDX-License-Identifier: Apache-2.0
+ */
+
+#ifndef STATS_REPORT_H
+#define STATS_REPORT
+
+#include "mbed.h"
+
+/**
+ * System Reporting library. Provides runtime information on device:
+ * - CPU sleep, idle, and wake times
+ * - Heap and stack usage
+ * - Thread information
+ * - Static system information
+ */
+class SystemReport {
+ mbed_stats_heap_t heap_stats;
+ mbed_stats_cpu_t cpu_stats;
+ mbed_stats_sys_t sys_stats;
+
+ mbed_stats_thread_t *thread_stats;
+ uint8_t thread_count;
+ uint8_t max_thread_count;
+ uint32_t sample_time_ms;
+
+public:
+ /**
+ * SystemReport - Sample rate in ms is required to handle the CPU percent awake logic
+ */
+ SystemReport(uint32_t sample_rate) : max_thread_count(8), sample_time_ms(sample_rate)
+ {
+ thread_stats = new mbed_stats_thread_t[max_thread_count];
+
+ // Collect the static system information
+ mbed_stats_sys_get(&sys_stats);
+
+ printf("=============================== SYSTEM INFO ================================\r\n");
+ printf("Mbed OS Version: %ld \r\n", sys_stats.os_version);
+ printf("CPU ID: 0x%lx \r\n", sys_stats.cpu_id);
+ printf("Compiler ID: %d \r\n", sys_stats.compiler_id);
+ printf("Compiler Version: %ld \r\n", sys_stats.compiler_version);
+
+ for (int i = 0; i < MBED_MAX_MEM_REGIONS; i++) {
+ if (sys_stats.ram_size[i] != 0) {
+ printf("RAM%d: Start 0x%lx Size: 0x%lx \r\n", i, sys_stats.ram_start[i], sys_stats.ram_size[i]);
+ }
+ }
+ for (int i = 0; i < MBED_MAX_MEM_REGIONS; i++) {
+ if (sys_stats.rom_size[i] != 0) {
+ printf("ROM%d: Start 0x%lx Size: 0x%lx \r\n", i, sys_stats.rom_start[i], sys_stats.rom_size[i]);
+ }
+ }
+ }
+
+ ~SystemReport(void)
+ {
+ free(thread_stats);
+ }
+
+ /**
+ * Report on each Mbed OS Platform stats API
+ */
+ void report_state(void)
+ {
+ report_cpu_stats();
+ report_heap_stats();
+ report_thread_stats();
+
+ // Clear next line to separate subsequent report logs
+ printf("\r\n");
+ }
+
+ /**
+ * Report CPU idle and awake time in terms of percentage
+ */
+ void report_cpu_stats(void)
+ {
+ static uint64_t prev_idle_time = 0;
+
+ printf("================= CPU STATS =================\r\n");
+
+ // Collect and print cpu stats
+ mbed_stats_cpu_get(&cpu_stats);
+
+ uint64_t diff = (cpu_stats.idle_time - prev_idle_time);
+ uint8_t idle = (diff * 100) / (sample_time_ms * 1000); // usec;
+ uint8_t usage = 100 - ((diff * 100) / (sample_time_ms * 1000)); // usec;;
+ prev_idle_time = cpu_stats.idle_time;
+
+ printf("Idle: %d%% Usage: %d%% \r\n", idle, usage);
+ }
+
+ /**
+ * Report current heap stats. Current heap refers to the current amount of
+ * allocated heap. Max heap refers to the highest amount of heap allocated
+ * since reset.
+ */
+ void report_heap_stats(void)
+ {
+ printf("================ HEAP STATS =================\r\n");
+
+ // Collect and print heap stats
+ mbed_stats_heap_get(&heap_stats);
+
+ printf("Current heap: %lu\r\n", heap_stats.current_size);
+ printf("Max heap size: %lu\r\n", heap_stats.max_size);
+ }
+
+ /**
+ * Report active thread stats
+ */
+ void report_thread_stats(void)
+ {
+ printf("================ THREAD STATS ===============\r\n");
+
+ // Collect and print running thread stats
+ int count = mbed_stats_thread_get_each(thread_stats, max_thread_count);
+
+ for (int i = 0; i < count; i++) {
+ printf("ID: 0x%lx \r\n", thread_stats[i].id);
+ printf("Name: %s \r\n", thread_stats[i].name);
+ printf("State: %ld \r\n", thread_stats[i].state);
+ printf("Priority: %ld \r\n", thread_stats[i].priority);
+ printf("Stack Size: %ld \r\n", thread_stats[i].stack_size);
+ printf("Stack Space: %ld \r\n", thread_stats[i].stack_space);
+ }
+ }
+};
+
+#endif // STATS_REPORT_H