add Canon managing device KiCAD schematic & PCB

F1:F103/Canon_managing_device/canon.h

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+/*
+ * This file is part of the canonmanage project.
+ * Copyright 2022 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
+
+#include <stm32f1.h>
+
+// all data sent in big-endian format
+
+// max length of commands
+#define MAXCMDLEN   (32)
+
+// answer for cmd "POLL"
+#define CANON_POLLANS   (0xaa)
+
+typedef enum{
+    CANON_LONGID    = 0x00, // long ID ???
+    CANON_ID        = 0x01, // lens ID and other info ???
+    CANON_REPDIA    = 0x02, // repeat last diaphragm change
+    CANON_FSTOP     = 0x04, // stop focus changing
+    CANON_FMAX      = 0x05, // set Foc to max
+    CANON_FMIN      = 0x06, // =//= min
+    CANON_POWERON   = 0x07, // turn on motors' power
+    CANON_POWEROFF  = 0x08, // turn off power
+    CANON_POLL      = 0x0a, // bysu poll (ans 0xaa when ready or last command code)
+    CANON_DIAPHRAGM = 0x13, // open/close diaphragm by given (int8_t) value of steps
+    CANON_FOCMOVE   = 0x44, // move focus dial by given amount of steps (int16)
+    CANON_FOCBYHANDS= 0x5e, // turn on focus move by hands (to turn off send 4,5 or 6)
+    CANON_GETINFO   = 0x80, // get information
+    CANON_GETREG    = 0x90, // get regulators' state
+    CANON_GETMODEL  = 0xa0, // get lens (e.g. 200 == LX200)
+    CANON_GETDIAL   = 0xc0, // get focus dial position in steps
+    CANON_GETFOCM   = 0xc2, // get focus position in meters (not for all lenses)
+} canon_commands;
+
+void canon_init();
+void canon_proc();
+int canon_diaphragm(char command);
+int canon_focus(int16_t val);
+int canon_sendcmd(uint8_t cmd);
+int canon_asku16(uint8_t cmd);
+void canon_setlastcmd(uint8_t x);
+int canon_getinfo();