45 lines
1 KiB
C
45 lines
1 KiB
C
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/*
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* Simple cunter that is displayed on 16lf01 VFD display.
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* Author: Grzegorz Hetman - ghetman@gmail.com
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*/
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#include "espressif/esp_common.h"
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#include "esp/uart.h"
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#include "FreeRTOS.h"
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#include "task.h"
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// Samsung VFD 16lf01 driver
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#include "vfd16lf01/vfd16lf01.h"
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void counter(void *pvParameters)
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{
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uint8_t count = 0;
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uint8_t pin_clk = 15;
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uint8_t pin_rst = 13;
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uint8_t pin_data = 0;
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uint8_t digits = 16;
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uint8_t brightness = 31; // Range 0-31
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vfd_16lf01_init(pin_clk, pin_rst, pin_data, digits, brightness);
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vfd_16lf01_print("ESP-OPEN-RTOS ;)", pin_clk, pin_data);
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vTaskDelay(5000 / portTICK_RATE_MS);
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while(1) {
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char msg[16];
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sprintf(msg, "Counter %d", count++);
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printf("%s\n", msg);
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vfd_16lf01_print(msg, pin_clk, pin_data);
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vTaskDelay(250 / portTICK_RATE_MS);
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}
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}
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void user_init(void)
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{
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uart_set_baud(0, 115200);
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printf("SDK version:%s\n", sdk_system_get_sdk_version());
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xTaskCreate(&counter, (signed char *)"counter", 256, NULL, 2, NULL);
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}
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