mirror of
https://github.com/espressif/esp-idf.git
synced 2024-10-05 20:47:46 -04:00
82 lines
3.0 KiB
C
82 lines
3.0 KiB
C
/* i2c-tools example
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This example code is in the Public Domain (or CC0 licensed, at your option.)
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Unless required by applicable law or agreed to in writing, this
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software is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR
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CONDITIONS OF ANY KIND, either express or implied.
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*/
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#include <stdio.h>
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#include <string.h>
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#include "sdkconfig.h"
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#include "esp_log.h"
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#include "esp_console.h"
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#include "esp_vfs_fat.h"
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#include "cmd_system.h"
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#include "cmd_i2ctools.h"
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static const char *TAG = "i2c-tools";
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#if CONFIG_EXAMPLE_STORE_HISTORY
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#define MOUNT_PATH "/data"
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#define HISTORY_PATH MOUNT_PATH "/history.txt"
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static void initialize_filesystem(void)
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{
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static wl_handle_t wl_handle;
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const esp_vfs_fat_mount_config_t mount_config = {
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.max_files = 4,
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.format_if_mount_failed = true
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};
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esp_err_t err = esp_vfs_fat_spiflash_mount(MOUNT_PATH, "storage", &mount_config, &wl_handle);
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if (err != ESP_OK) {
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ESP_LOGE(TAG, "Failed to mount FATFS (%s)", esp_err_to_name(err));
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return;
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}
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}
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#endif // CONFIG_EXAMPLE_STORE_HISTORY
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void app_main(void)
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{
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esp_console_repl_t *repl = NULL;
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esp_console_repl_config_t repl_config = ESP_CONSOLE_REPL_CONFIG_DEFAULT();
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#if CONFIG_EXAMPLE_STORE_HISTORY
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initialize_filesystem();
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repl_config.history_save_path = HISTORY_PATH;
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#endif
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repl_config.prompt = "i2c-tools>";
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// install console REPL environment
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#if CONFIG_ESP_CONSOLE_UART
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esp_console_dev_uart_config_t uart_config = ESP_CONSOLE_DEV_UART_CONFIG_DEFAULT();
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ESP_ERROR_CHECK(esp_console_new_repl_uart(&uart_config, &repl_config, &repl));
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#elif CONFIG_ESP_CONSOLE_USB_CDC
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esp_console_dev_usb_cdc_config_t cdc_config = ESP_CONSOLE_DEV_CDC_CONFIG_DEFAULT();
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ESP_ERROR_CHECK(esp_console_new_repl_usb_cdc(&cdc_config, &repl_config, &repl));
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#elif CONFIG_ESP_CONSOLE_USB_SERIAL_JTAG
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esp_console_dev_usb_serial_jtag_config_t usbjtag_config = ESP_CONSOLE_DEV_USB_SERIAL_JTAG_CONFIG_DEFAULT();
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ESP_ERROR_CHECK(esp_console_new_repl_usb_serial_jtag(&usbjtag_config, &repl_config, &repl));
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#endif
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register_i2ctools();
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register_system();
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printf("\n ==============================================================\n");
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printf(" | Steps to Use i2c-tools |\n");
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printf(" | |\n");
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printf(" | 1. Try 'help', check all supported commands |\n");
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printf(" | 2. Try 'i2cconfig' to configure your I2C bus |\n");
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printf(" | 3. Try 'i2cdetect' to scan devices on the bus |\n");
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printf(" | 4. Try 'i2cget' to get the content of specific register |\n");
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printf(" | 5. Try 'i2cset' to set the value of specific register |\n");
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printf(" | 6. Try 'i2cdump' to dump all the register (Experiment) |\n");
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printf(" | |\n");
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printf(" ==============================================================\n\n");
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// start console REPL
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ESP_ERROR_CHECK(esp_console_start_repl(repl));
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}
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