1 /* 2 * Copyright (c) 2022 HiSilicon (Shanghai) Technologies CO., LIMITED. 3 * Licensed under the Apache License, Version 2.0 (the "License"); 4 * you may not use this file except in compliance with the License. 5 * You may obtain a copy of the License at 6 * 7 * http://www.apache.org/licenses/LICENSE-2.0 8 * 9 * Unless required by applicable law or agreed to in writing, software 10 * distributed under the License is distributed on an "AS IS" BASIS, 11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 12 * See the License for the specific language governing permissions and 13 * limitations under the License. 14 */ 15 16 #ifndef APP_DEMO_I2C_OLED_H 17 #define APP_DEMO_I2C_OLED_H 18 19 void AllLedOff(void); 20 unsigned char DelayCheckKey(unsigned int delayTime); 21 void OledShowStr(unsigned char x, unsigned char y, unsigned char *chr, unsigned char charSize); 22 void OledPositionCleanScreen(unsigned char fillData, unsigned char line, unsigned char pos, unsigned char len); 23 unsigned int OledInit(void); 24 25 #endif