restructuring

F1:F103/I2Cscan/i2cscan.h

@@ -0,0 +1,37 @@
+/*
+ * This file is part of the I2Cscan project.
+ * Copyright 2021 Edward V. Emelianov <edward.emelianoff@gmail.com>.
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+#pragma once
+#ifndef I2CSCAN_H__
+#define I2CSCAN_H__
+
+#include <stm32f1.h>
+
+#define I2C_ADDREND  (0x80)
+
+extern uint8_t scanmode;
+
+uint8_t getI2Caddr();
+
+void i2c_init_scan_mode();
+int i2c_scan_next_addr(uint8_t *addr);
+
+int read_reg(uint8_t reg, uint8_t *val, uint8_t N);
+int write_reg(uint8_t reg, uint8_t val);
+
+
+#endif // I2CSCAN_H__