mirror of
https://github.com/IcedRooibos/py32f0-template.git
synced 2025-10-30 17:32:05 -07:00
150 lines
3.6 KiB
C
150 lines
3.6 KiB
C
#include "py32f0xx_hal_dma.h"
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#include "py32f0xx_hal_i2c.h"
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#include "py32f0xx_bsp_printf.h"
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#include "ssd1306.h"
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#define I2C_ADDRESS 0xA0 /* host address */
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#define I2C_STATE_READY 0
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#define I2C_STATE_BUSY_TX 1
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#define I2C_STATE_BUSY_RX 2
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I2C_HandleTypeDef I2cHandle;
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void APP_ErrorHandler(void);
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static void APP_I2C_Config(void);
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int main(void)
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{
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int y1, y2;
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HAL_Init();
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BSP_USART_Config();
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printf("SystemClk:%ld\r\n", SystemCoreClock);
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APP_I2C_Config();
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uint8_t res = SSD1306_Init();
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printf("OLED init: %d\n", res);
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SSD1306_DrawLine(0, 0, 127, 0, 1);
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SSD1306_DrawLine(0, 0, 0, 63, 1);
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SSD1306_DrawLine(127, 0, 127, 63, 1);
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SSD1306_DrawLine(0, 63, 127, 63, 1);
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SSD1306_GotoXY(5, 5);
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SSD1306_Puts("OLED:128x64", &Font_11x18, 1);
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SSD1306_GotoXY(10, 52);
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SSD1306_Puts("Font size: 11x18", &Font_6x10, 1);
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SSD1306_UpdateScreen(); // display
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HAL_Delay(1000);
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SSD1306_Fill(0);
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SSD1306_GotoXY(5, 5);
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SSD1306_Puts("OLED:128x64", &Font_11x18, 1);
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SSD1306_GotoXY(10, 52);
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SSD1306_Puts("SSD1306 Demo", &Font_6x12, 1);
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SSD1306_UpdateScreen();
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HAL_Delay(1000);
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SSD1306_ToggleInvert(); // Invert display
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SSD1306_UpdateScreen();
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HAL_Delay(1000);
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SSD1306_ToggleInvert(); // Invert display
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SSD1306_UpdateScreen();
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HAL_Delay(1000);
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SSD1306_Fill(0);
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y1 = 64, y2 = 0;
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while (y1 > 0)
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{
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SSD1306_DrawLine(0, y1, 127, y2, 1);
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SSD1306_UpdateScreen();
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y1 -= 2;
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y2 += 2;
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}
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HAL_Delay(1000);
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SSD1306_Fill(0);
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y1 = 127, y2 = 0;
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while (y1 > 0)
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{
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SSD1306_DrawLine(y1, 0, y2, 63, 1);
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SSD1306_UpdateScreen();
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y1 -= 2;
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y2 += 2;
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}
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HAL_Delay(1000);
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SSD1306_Fill(1);
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SSD1306_UpdateScreen();
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SSD1306_DrawCircle(64, 32, 25, 0);
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SSD1306_UpdateScreen();
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SSD1306_DrawCircle(128, 32, 25, 0);
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SSD1306_UpdateScreen();
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SSD1306_DrawCircle(0, 32, 25, 0);
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SSD1306_UpdateScreen();
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SSD1306_DrawCircle(32, 32, 25, 0);
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SSD1306_UpdateScreen();
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SSD1306_DrawCircle(96, 32, 25, 0);
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SSD1306_UpdateScreen();
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HAL_Delay(1000);
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SSD1306_Fill(0);
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SSD1306_UpdateScreen();
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int32_t i = -100;
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char buf[10];
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while (i <= 100)
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{
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memset(&buf[0], 0, sizeof(buf));
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sprintf(buf, "%ld", i);
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SSD1306_GotoXY(50, 27);
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SSD1306_Puts(buf, &Font_6x10, 1);
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SSD1306_DrawLine(64, 10, (i + 100) * 128 / 200, (i + 100) * 64 / 200, 1);
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SSD1306_UpdateScreen();
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SSD1306_Fill(0);
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i++;
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}
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SSD1306_GotoXY(50, 27);
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sprintf(buf, "END");
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SSD1306_Puts(buf, &Font_6x10, 1);
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SSD1306_UpdateScreen();
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while(1);
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}
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static void APP_I2C_Config(void)
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{
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I2cHandle.Instance = I2C;
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I2cHandle.Init.ClockSpeed = 100000; // 100KHz ~ 400KHz
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I2cHandle.Init.DutyCycle = I2C_DUTYCYCLE_16_9;
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I2cHandle.Init.OwnAddress1 = I2C_ADDRESS;
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I2cHandle.Init.GeneralCallMode = I2C_GENERALCALL_DISABLE;
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I2cHandle.Init.NoStretchMode = I2C_NOSTRETCH_DISABLE;
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if (HAL_I2C_Init(&I2cHandle) != HAL_OK)
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{
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APP_ErrorHandler();
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}
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}
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void APP_I2C_Transmit(uint8_t devAddress, uint8_t memAddress, uint8_t *pData, uint16_t len)
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{
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HAL_I2C_Mem_Write(&I2cHandle, devAddress, memAddress, I2C_MEMADD_SIZE_8BIT, pData, len, 5000);
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}
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void APP_ErrorHandler(void)
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{
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while (1);
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}
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#ifdef USE_FULL_ASSERT
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/**
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* @brief Export assert error source and line number
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*/
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void assert_failed(uint8_t *file, uint32_t line)
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{
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/* printf("Wrong parameters value: file %s on line %d\r\n", file, line) */
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while (1);
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}
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#endif /* USE_FULL_ASSERT */
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