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examples: Update system examples README

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The following commit updates the first half of the the system
example README files. Some other changes were also made:

* Updated base_mac_address example
* Moved contents in GCOV README to GCOV docs
* Some *main.c file names updated
* Updated example README template
This commit is contained in:
Darian Leung
2019-06-26 02:41:19 +08:00
parent 61442cdcbb
commit de682a13b1
23 changed files with 1111 additions and 537 deletions
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58
examples/system/gcov/main/gcov_example_main.c Normal file
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/* Blink Example with covergae info
This example code is in the Public Domain (or CC0 licensed, at your option.)
Unless required by applicable law or agreed to in writing, this
software is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR
CONDITIONS OF ANY KIND, either express or implied.
*/
#include <stdio.h>
#include "freertos/FreeRTOS.h"
#include "freertos/task.h"
#include "driver/gpio.h"
#include "esp_app_trace.h"
#include "sdkconfig.h"
/* Can use project configuration menu (idf.py menuconfig) to choose the GPIO
to blink, or you can edit the following line and set a number here.
*/
#define BLINK_GPIO CONFIG_BLINK_GPIO
void blink_dummy_func(void);
static void blink_task(void *pvParameter)
{
// The first two iterations GCOV data are dumped using call to esp_gcov_dump() and OOCD's "esp32 gcov dump" command.
// After that they can be dumped using OOCD's "esp32 gcov" command only.
int dump_gcov_after = -2;
/* Configure the IOMUX register for pad BLINK_GPIO (some pads are
muxed to GPIO on reset already, but some default to other
functions and need to be switched to GPIO. Consult the
Technical Reference for a list of pads and their default
functions.)
*/
gpio_pad_select_gpio(BLINK_GPIO);
/* Set the GPIO as a push/pull output */
gpio_set_direction(BLINK_GPIO, GPIO_MODE_OUTPUT);
while(1) {
/* Blink off (output low) */
gpio_set_level(BLINK_GPIO, 0);
vTaskDelay(500 / portTICK_PERIOD_MS);
/* Blink on (output high) */
gpio_set_level(BLINK_GPIO, 1);
vTaskDelay(500 / portTICK_PERIOD_MS);
blink_dummy_func();
if (dump_gcov_after++ < 0) {
// Dump gcov data
printf("Ready to dump GCOV data...\n");
esp_gcov_dump();
printf("GCOV data have been dumped.\n");
}
}
}
void app_main(void)
{
xTaskCreate(&blink_task, "blink_task", configMINIMAL_STACK_SIZE, NULL, 5, NULL);
}