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410 lines
10 KiB
C
410 lines
10 KiB
C
/**
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******************************************************************************
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* @file oled.c
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* @author Eshen Wang
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* @version V1.0.0
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* @date 17-Mar-2015
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* @brief OLED controller.
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******************************************************************************
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* UNPUBLISHED PROPRIETARY SOURCE CODE
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* Copyright (c) 2016 MXCHIP Inc.
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*
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* The contents of this file may not be disclosed to third parties, copied or
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* duplicated in any form, in whole or in part, without the prior written
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* permission of MXCHIP Corporation.
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******************************************************************************
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*/
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#include "mico.h"
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#include "platform.h"
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#include "oled.h"
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#include "oledfont.h"
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#define oled_log(M, ...) custom_log("OLED", M, ##__VA_ARGS__)
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static void delay_ms(u16 nms);
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#ifdef SSD1106_USE_I2C
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static uint8_t _oled_avalid = 0;
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/* I2C device */
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mico_i2c_device_t ssd1106_i2c_device = {
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OLED_I2C_PORT, 0x3C, I2C_ADDRESS_WIDTH_7BIT, I2C_STANDARD_SPEED_MODE
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};
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OSStatus ssd1106_i2c_bus_write(uint8_t reg_addr, uint8_t *reg_data, uint8_t cnt)
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{
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OSStatus err = kNoErr;
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require_action_quiet(_oled_avalid == 1, exit, err = kNotFoundErr);
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mico_i2c_message_t ssd1106_i2c_msg = {NULL, NULL, 0, 0, 10, false};
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uint8_t array[128 + 1];
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uint8_t stringpos;
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array[0] = reg_addr;
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if(cnt > 128) return kParamErr;
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for (stringpos = 0; stringpos < cnt; stringpos++) {
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array[stringpos + 1] = *(reg_data + stringpos);
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}
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err = MicoI2cBuildTxMessage(&ssd1106_i2c_msg, array, cnt + 1, 3);
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require_noerr( err, exit );
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err = MicoI2cTransfer(&ssd1106_i2c_device, &ssd1106_i2c_msg, 1);
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require_noerr( err, exit );
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exit:
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return err;
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}
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#else
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extern platform_spi_driver_t platform_spi_drivers[];
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extern const platform_gpio_t platform_gpio_pins[];
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extern const platform_spi_t platform_spi_peripherals[];
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const mico_spi_device_t micokit_spi_oled =
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{
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.port = OLED_SPI_PORT,
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.chip_select = OLED_SPI_CS,
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.speed = 20000000,
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.mode = (SPI_CLOCK_RISING_EDGE | SPI_CLOCK_IDLE_HIGH | SPI_USE_DMA | SPI_MSB_FIRST),
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.bits = 8
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};
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#endif
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//OLED<45><44><EFBFBD>Դ<EFBFBD>
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//<2F><>Ÿ<EFBFBD>ʽ<EFBFBD><CABD><EFBFBD><EFBFBD>.
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//[0]0 1 2 3 ... 127
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//[1]0 1 2 3 ... 127
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//[2]0 1 2 3 ... 127
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//[3]0 1 2 3 ... 127
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//[4]0 1 2 3 ... 127
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//[5]0 1 2 3 ... 127
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//[6]0 1 2 3 ... 127
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//[7]0 1 2 3 ... 127
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void OLED_WR_Bytes(u8 *dat, u8 len, u8 cmd)
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{
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#ifdef SSD1106_USE_I2C
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if(cmd)
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ssd1106_i2c_bus_write(0x40, dat, len);
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else
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ssd1106_i2c_bus_write(0x00, dat, len);
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#else
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#if defined (MOC) && (MOC == 1)
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platform_spi_message_segment_t oled_spi_msg =
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{ dat, NULL, (unsigned long) len };
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OLED_DC_INIT();
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if(cmd)
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OLED_DC_Set();
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else
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OLED_DC_Clr();
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MicoSpiTransfer( &micokit_spi_oled, &oled_spi_msg, 1 );
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#else
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platform_spi_config_t config;
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platform_spi_message_segment_t oled_spi_msg =
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{ dat, NULL, (unsigned long) len };
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if (micokit_spi_oled.port >= MICO_SPI_NONE )
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return;
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config.chip_select = &platform_gpio_pins[micokit_spi_oled.chip_select];
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config.speed = micokit_spi_oled.speed;
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config.mode = micokit_spi_oled.mode;
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config.bits = micokit_spi_oled.bits;
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if( platform_spi_drivers[micokit_spi_oled.port].spi_mutex == NULL)
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mico_rtos_init_mutex( &platform_spi_drivers[micokit_spi_oled.port].spi_mutex );
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mico_rtos_lock_mutex( &platform_spi_drivers[micokit_spi_oled.port].spi_mutex );
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platform_spi_init( &platform_spi_drivers[micokit_spi_oled.port], &platform_spi_peripherals[micokit_spi_oled.port], &config );
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OLED_DC_INIT();
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if(cmd)
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OLED_DC_Set();
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else
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OLED_DC_Clr();
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platform_spi_transfer( &platform_spi_drivers[micokit_spi_oled.port], &config, &oled_spi_msg, 1 );
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OLED_DC_Set();
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mico_rtos_unlock_mutex( &platform_spi_drivers[micokit_spi_oled.port].spi_mutex );
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#endif //defined (MOC) && (MOC == 1)
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#endif //SSD1106_USE_I2C
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}
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void OLED_WR_Byte(u8 dat, u8 cmd)
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{
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OLED_WR_Bytes(&dat, 1, cmd);
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}
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void OLED_Set_Pos(unsigned char x, unsigned char y)
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{
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uint8_t tmp[3] = {0xb0+y, ((x&0xf0)>>4)|0x10, (x&0x0f)|0x01};
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OLED_WR_Bytes( tmp, 3, OLED_CMD);
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}
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//<2F><><EFBFBD><EFBFBD>OLED<45><44>ʾ
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void OLED_Display_On(void)
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{
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uint8_t tmp[3] = {0X8D, 0X14, 0XAF};
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OLED_WR_Bytes( tmp, 3, OLED_CMD);
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}
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//<2F>ر<EFBFBD>OLED<45><44>ʾ
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void OLED_Display_Off(void)
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{
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uint8_t tmp[3] = {0X8D, 0X10, 0XAE};
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OLED_WR_Bytes( tmp, 3, OLED_CMD);
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}
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//<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>,<2C><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>,<2C><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ļ<EFBFBD>Ǻ<EFBFBD>ɫ<EFBFBD><C9AB>!<21><>û<EFBFBD><C3BB><EFBFBD><EFBFBD>һ<EFBFBD><D2BB>!!!
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void OLED_Clear(void)
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{
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u8 i;
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uint8_t tmp_cmd[3] = {0X0, 0x00, 0x10};
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uint8_t tmp[128];
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memset( tmp, 0x0, 128 );
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for(i=0;i<8;i++)
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{
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tmp_cmd[0] = 0xb0+i;
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OLED_WR_Bytes( tmp_cmd, 3, OLED_CMD);
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OLED_WR_Bytes( tmp, 128, OLED_DATA);
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} //<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʾ
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}
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//<2F><>ָ<EFBFBD><D6B8>λ<EFBFBD><CEBB><EFBFBD><EFBFBD>ʾһ<CABE><D2BB><EFBFBD>ַ<EFBFBD>,<2C><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ַ<EFBFBD>
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//x:0~127
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//y:0~63
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//mode:0,<2C><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʾ;1,<2C><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʾ
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//size:ѡ<><D1A1><EFBFBD><EFBFBD><EFBFBD><EFBFBD> 16/12
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void OLED_ShowChar(u8 x,u8 y,u8 chr)
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{
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unsigned char c=0;
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c=chr-' ';//<2F>õ<EFBFBD>ƫ<EFBFBD>ƺ<EFBFBD><C6BA>ֵ
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if(x>Max_Column-1){x=0;y=y+2;}
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if(SIZE ==16)
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{
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OLED_Set_Pos(x,y);
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OLED_WR_Bytes( (uint8_t *)&F8X16[c*16], 8, OLED_DATA );
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OLED_Set_Pos(x,y+1);
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OLED_WR_Bytes( (uint8_t *)&F8X16[c*16+8], 8, OLED_DATA );
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}
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else {
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OLED_Set_Pos(x,y+1);
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OLED_WR_Bytes( (uint8_t *)F6x8[c], 6, OLED_DATA );
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}
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}
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//m^n<><6E><EFBFBD><EFBFBD>
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u32 oled_pow(u8 m,u8 n)
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{
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u32 result=1;
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while(n--)result*=m;
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return result;
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}
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//<2F><>ʾ2<CABE><32><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
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//x,y :<3A><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
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//len :<3A><><EFBFBD>ֵ<EFBFBD>λ<EFBFBD><CEBB>
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//size:<3A><><EFBFBD><EFBFBD><EFBFBD>С
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//mode:ģʽ 0,<2C><><EFBFBD>ģʽ;1,<2C><><EFBFBD><EFBFBD>ģʽ
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//num:<3A><>ֵ(0~4294967295);
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void OLED_ShowNum(u8 x,u8 y,u32 num,u8 len,u8 size)
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{
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u8 t,temp;
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u8 enshow=0;
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for(t=0;t<len;t++)
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{
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temp=(num/oled_pow(10,len-t-1))%10;
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if(enshow==0&&t<(len-1))
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{
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if(temp==0)
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{
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OLED_ShowChar(x+(size/2)*t,y,' ');
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continue;
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}else enshow=1;
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}
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OLED_ShowChar(x+(size/2)*t,y,temp+'0');
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}
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}
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//<2F><>ʾһ<CABE><D2BB><EFBFBD>ַ<EFBFBD><D6B7>Ŵ<EFBFBD>
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void OLED_ShowString(u8 x,u8 y,char *chr)
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{
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unsigned char j=0;
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u8 x_t = x,y_t = y;
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while (chr[j]!='\0')
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{
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// add for CR/LF
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if( ('\r' == chr[j]) && ('\n' == chr[j+1]) ){ // CR LF
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while(x_t <= 120){ // fill rest chars in current line
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OLED_ShowChar(x_t,y_t,' ');
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x_t += 8;
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}
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j += 2;
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}
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else if( ('\r' == chr[j]) || ('\n' == chr[j]) ){ // CR or LF
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while(x_t <= 120){ // fill rest chars in current line
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OLED_ShowChar(x_t,y_t,' ');
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x_t += 8;
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}
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j += 1;
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}
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else{
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if(x_t>120){ // line end, goto next line
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x_t = 0;
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y_t += 2;
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if(y_t >= 8){ // can only display 4 line
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break;
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}
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}
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OLED_ShowChar(x_t,y_t,chr[j]);
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x_t += 8;
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j++;
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}
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}
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}
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//<2F><>ʾ<EFBFBD><CABE><EFBFBD><EFBFBD>
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void OLED_ShowCHinese(u8 x,u8 y,u8 no)
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{
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u8 t,adder=0;
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OLED_Set_Pos(x,y);
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for(t=0;t<16;t++)
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{
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OLED_WR_Byte(Hzk[2*no][t],OLED_DATA);
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adder+=1;
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}
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OLED_Set_Pos(x,y+1);
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for(t=0;t<16;t++)
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{
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OLED_WR_Byte(Hzk[2*no+1][t],OLED_DATA);
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adder+=1;
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}
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}
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/***********<2A><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʾ<EFBFBD><CABE>ʾBMPͼƬ128<32><38>64<36><34>ʼ<EFBFBD><CABC><EFBFBD><EFBFBD><EFBFBD><EFBFBD>(x,y),x<>ķ<EFBFBD>Χ0<CEA7><30>127<32><37>yΪҳ<CEAA>ķ<EFBFBD>Χ0<CEA7><30>7*****************/
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void OLED_DrawBMP(unsigned char x0, unsigned char y0,unsigned char x1, unsigned char y1,unsigned char BMP[])
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{
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unsigned int j=0;
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unsigned char x,y;
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if(y1%8==0) y=y1/8;
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else y=y1/8+1;
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for(y=y0;y<y1;y++)
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{
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OLED_Set_Pos(x0,y);
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for(x=x0;x<x1;x++)
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{
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OLED_WR_Byte(BMP[j++],OLED_DATA);
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}
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}
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}
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//<2F><>ʼ<EFBFBD><CABC>SSD1306
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void OLED_Init(void)
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{
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#ifdef SSD1106_USE_I2C
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if( kNoErr != MicoI2cInitialize( &ssd1106_i2c_device ) )
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{
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oled_log( "OLED_ERROR: MicoI2cInitialize err." );
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return;
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}
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if( false == MicoI2cProbeDevice(&ssd1106_i2c_device, 5) ){
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oled_log("OLED_ERROR: no i2c device found!");
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return;
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}
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_oled_avalid = 1;
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#else
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MicoSpiInitialize( &micokit_spi_oled );
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OLED_DC_INIT();
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OLED_DC_Clr();
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#endif
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OLED_RST_Clr();
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OLED_RST_Set();
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delay_ms(100);
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OLED_RST_Clr();
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delay_ms(100);
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OLED_RST_Set();
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OLED_WR_Byte(0xAE,OLED_CMD);//--turn off oled panel
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OLED_WR_Byte(0x00,OLED_CMD);//---set low column address
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OLED_WR_Byte(0x10,OLED_CMD);//---set high column address
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OLED_WR_Byte(0x40,OLED_CMD);//--set start line address Set Mapping RAM Display Start Line (0x00~0x3F)
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OLED_WR_Byte(0x81,OLED_CMD);//--set contrast control register
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OLED_WR_Byte(0xCF,OLED_CMD); // Set SEG Output Current Brightness
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OLED_WR_Byte(0xA1,OLED_CMD);//--Set SEG/Column Mapping 0xa0<61><30><EFBFBD>ҷ<EFBFBD><D2B7><EFBFBD> 0xa1<61><31><EFBFBD><EFBFBD>
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OLED_WR_Byte(0xC8,OLED_CMD);//Set COM/Row Scan Direction 0xc0<63><30><EFBFBD>·<EFBFBD><C2B7><EFBFBD> 0xc8<63><38><EFBFBD><EFBFBD>
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OLED_WR_Byte(0xA6,OLED_CMD);//--set normal display
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OLED_WR_Byte(0xA8,OLED_CMD);//--set multiplex ratio(1 to 64)
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OLED_WR_Byte(0x3f,OLED_CMD);//--1/64 duty
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OLED_WR_Byte(0xD3,OLED_CMD);//-set display offset Shift Mapping RAM Counter (0x00~0x3F)
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OLED_WR_Byte(0x00,OLED_CMD);//-not offset
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OLED_WR_Byte(0xd5,OLED_CMD);//--set display clock divide ratio/oscillator frequency
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OLED_WR_Byte(0x80,OLED_CMD);//--set divide ratio, Set Clock as 100 Frames/Sec
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OLED_WR_Byte(0xD9,OLED_CMD);//--set pre-charge period
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OLED_WR_Byte(0xF1,OLED_CMD);//Set Pre-Charge as 15 Clocks & Discharge as 1 Clock
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OLED_WR_Byte(0xDA,OLED_CMD);//--set com pins hardware configuration
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OLED_WR_Byte(0x12,OLED_CMD);
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OLED_WR_Byte(0xDB,OLED_CMD);//--set vcomh
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OLED_WR_Byte(0x40,OLED_CMD);//Set VCOM Deselect Level
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OLED_WR_Byte(0x20,OLED_CMD);//-Set Page Addressing Mode (0x00/0x01/0x02)
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OLED_WR_Byte(0x02,OLED_CMD);//
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OLED_WR_Byte(0x8D,OLED_CMD);//--set Charge Pump enable/disable
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OLED_WR_Byte(0x14,OLED_CMD);//--set(0x10) disable
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OLED_WR_Byte(0xA4,OLED_CMD);// Disable Entire Display On (0xa4/0xa5)
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OLED_WR_Byte(0xA6,OLED_CMD);// Disable Inverse Display On (0xa6/a7)
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OLED_Clear();
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OLED_Set_Pos(0,0);
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OLED_WR_Byte(0xAF,OLED_CMD); /*display ON*/
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return;
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}
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////////////////////////////////////////////////////////////////////////////////
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static void delay_ms(u16 nms)
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{
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mico_thread_msleep(nms);
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}
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