mirror of
https://github.com/eddyem/stm32samples.git
synced 2025-12-06 18:55:13 +03:00
353 lines
9.6 KiB
C
353 lines
9.6 KiB
C
/*
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* This file is part of the LED_screen project.
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* Copyright 2019 Edward V. Emelianov <eddy@sao.ru, edward.emelianoff@gmail.com>
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include <stddef.h>
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#include "fonts.h"
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/* Bash-script to generate the symbols
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#!/bin/bash
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function bits(){
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Ans=""
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for x in $(seq 7 -1 0); do
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B=$((1<<$x))
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if [ $(($1&$B)) -ne 0 ]; then Ans="${Ans}X"
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else Ans="${Ans}_"
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fi
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done
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echo $Ans
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}
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for x in $(seq 0 255); do
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printf "#define $(bits $x)\t0x%02x\n" $x
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done
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*/
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#define ________ 0x00
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#define _______X 0x01
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#define ______X_ 0x02
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#define ______XX 0x03
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#define _____X__ 0x04
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#define _____X_X 0x05
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#define _____XX_ 0x06
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#define _____XXX 0x07
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#define ____X___ 0x08
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#define ____X__X 0x09
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#define ____X_X_ 0x0a
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#define ____X_XX 0x0b
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#define ____XX__ 0x0c
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#define ____XX_X 0x0d
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#define ____XXX_ 0x0e
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#define ____XXXX 0x0f
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#define ___X____ 0x10
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#define ___X___X 0x11
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#define ___X__X_ 0x12
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#define ___X__XX 0x13
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#define ___X_X__ 0x14
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#define ___X_X_X 0x15
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#define ___X_XX_ 0x16
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#define ___X_XXX 0x17
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#define ___XX___ 0x18
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#define ___XX__X 0x19
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#define ___XX_X_ 0x1a
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#define ___XX_XX 0x1b
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#define ___XXX__ 0x1c
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#define ___XXX_X 0x1d
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#define ___XXXX_ 0x1e
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#define ___XXXXX 0x1f
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#define __X_____ 0x20
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#define __X____X 0x21
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#define __X___X_ 0x22
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#define __X___XX 0x23
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#define __X__X__ 0x24
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#define __X__X_X 0x25
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#define __X__XX_ 0x26
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#define __X__XXX 0x27
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#define __X_X___ 0x28
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#define __X_X__X 0x29
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#define __X_X_X_ 0x2a
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#define __X_X_XX 0x2b
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#define __X_XX__ 0x2c
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#define __X_XX_X 0x2d
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#define __X_XXX_ 0x2e
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#define __X_XXXX 0x2f
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#define __XX____ 0x30
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#define __XX___X 0x31
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#define __XX__X_ 0x32
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#define __XX__XX 0x33
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#define __XX_X__ 0x34
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#define __XX_X_X 0x35
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#define __XX_XX_ 0x36
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#define __XX_XXX 0x37
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#define __XXX___ 0x38
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#define __XXX__X 0x39
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#define __XXX_X_ 0x3a
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#define __XXX_XX 0x3b
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#define __XXXX__ 0x3c
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#define __XXXX_X 0x3d
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#define __XXXXX_ 0x3e
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#define __XXXXXX 0x3f
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#define _X______ 0x40
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#define _X_____X 0x41
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#define _X____X_ 0x42
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#define _X____XX 0x43
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#define _X___X__ 0x44
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#define _X___X_X 0x45
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#define _X___XX_ 0x46
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#define _X___XXX 0x47
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#define _X__X___ 0x48
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#define _X__X__X 0x49
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#define _X__X_X_ 0x4a
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#define _X__X_XX 0x4b
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#define _X__XX__ 0x4c
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#define _X__XX_X 0x4d
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#define _X__XXX_ 0x4e
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#define _X__XXXX 0x4f
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#define _X_X____ 0x50
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#define _X_X___X 0x51
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#define _X_X__X_ 0x52
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#define _X_X__XX 0x53
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#define _X_X_X__ 0x54
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#define _X_X_X_X 0x55
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#define _X_X_XX_ 0x56
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#define _X_X_XXX 0x57
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#define _X_XX___ 0x58
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#define _X_XX__X 0x59
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#define _X_XX_X_ 0x5a
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#define _X_XX_XX 0x5b
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#define _X_XXX__ 0x5c
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#define _X_XXX_X 0x5d
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#define _X_XXXX_ 0x5e
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#define _X_XXXXX 0x5f
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#define _XX_____ 0x60
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#define _XX____X 0x61
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#define _XX___X_ 0x62
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#define _XX___XX 0x63
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#define _XX__X__ 0x64
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#define _XX__X_X 0x65
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#define _XX__XX_ 0x66
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#define _XX__XXX 0x67
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#define _XX_X___ 0x68
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#define _XX_X__X 0x69
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#define _XX_X_X_ 0x6a
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#define _XX_X_XX 0x6b
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#define _XX_XX__ 0x6c
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#define _XX_XX_X 0x6d
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#define _XX_XXX_ 0x6e
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#define _XX_XXXX 0x6f
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#define _XXX____ 0x70
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#define _XXX___X 0x71
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#define _XXX__X_ 0x72
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#define _XXX__XX 0x73
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#define _XXX_X__ 0x74
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#define _XXX_X_X 0x75
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#define _XXX_XX_ 0x76
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#define _XXX_XXX 0x77
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#define _XXXX___ 0x78
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#define _XXXX__X 0x79
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#define _XXXX_X_ 0x7a
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#define _XXXX_XX 0x7b
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#define _XXXXX__ 0x7c
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#define _XXXXX_X 0x7d
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#define _XXXXXX_ 0x7e
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#define _XXXXXXX 0x7f
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#define X_______ 0x80
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#define X______X 0x81
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#define X_____X_ 0x82
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#define X_____XX 0x83
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#define X____X__ 0x84
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#define X____X_X 0x85
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#define X____XX_ 0x86
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#define X____XXX 0x87
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#define X___X___ 0x88
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#define X___X__X 0x89
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#define X___X_X_ 0x8a
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#define X___X_XX 0x8b
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#define X___XX__ 0x8c
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#define X___XX_X 0x8d
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#define X___XXX_ 0x8e
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#define X___XXXX 0x8f
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#define X__X____ 0x90
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#define X__X___X 0x91
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#define X__X__X_ 0x92
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#define X__X__XX 0x93
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#define X__X_X__ 0x94
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#define X__X_X_X 0x95
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#define X__X_XX_ 0x96
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#define X__X_XXX 0x97
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#define X__XX___ 0x98
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#define X__XX__X 0x99
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#define X__XX_X_ 0x9a
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#define X__XX_XX 0x9b
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#define X__XXX__ 0x9c
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#define X__XXX_X 0x9d
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#define X__XXXX_ 0x9e
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#define X__XXXXX 0x9f
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#define X_X_____ 0xa0
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#define X_X____X 0xa1
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#define X_X___X_ 0xa2
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#define X_X___XX 0xa3
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#define X_X__X__ 0xa4
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#define X_X__X_X 0xa5
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#define X_X__XX_ 0xa6
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#define X_X__XXX 0xa7
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#define X_X_X___ 0xa8
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#define X_X_X__X 0xa9
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#define X_X_X_X_ 0xaa
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#define X_X_X_XX 0xab
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#define X_X_XX__ 0xac
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#define X_X_XX_X 0xad
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#define X_X_XXX_ 0xae
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#define X_X_XXXX 0xaf
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#define X_XX____ 0xb0
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#define X_XX___X 0xb1
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#define X_XX__X_ 0xb2
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#define X_XX__XX 0xb3
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#define X_XX_X__ 0xb4
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#define X_XX_X_X 0xb5
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#define X_XX_XX_ 0xb6
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#define X_XX_XXX 0xb7
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#define X_XXX___ 0xb8
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#define X_XXX__X 0xb9
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#define X_XXX_X_ 0xba
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#define X_XXX_XX 0xbb
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#define X_XXXX__ 0xbc
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#define X_XXXX_X 0xbd
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#define X_XXXXX_ 0xbe
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#define X_XXXXXX 0xbf
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#define XX______ 0xc0
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#define XX_____X 0xc1
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#define XX____X_ 0xc2
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#define XX____XX 0xc3
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#define XX___X__ 0xc4
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#define XX___X_X 0xc5
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#define XX___XX_ 0xc6
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#define XX___XXX 0xc7
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#define XX__X___ 0xc8
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#define XX__X__X 0xc9
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#define XX__X_X_ 0xca
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#define XX__X_XX 0xcb
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#define XX__XX__ 0xcc
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#define XX__XX_X 0xcd
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#define XX__XXX_ 0xce
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#define XX__XXXX 0xcf
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#define XX_X____ 0xd0
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#define XX_X___X 0xd1
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#define XX_X__X_ 0xd2
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#define XX_X__XX 0xd3
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#define XX_X_X__ 0xd4
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#define XX_X_X_X 0xd5
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#define XX_X_XX_ 0xd6
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#define XX_X_XXX 0xd7
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#define XX_XX___ 0xd8
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#define XX_XX__X 0xd9
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#define XX_XX_X_ 0xda
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#define XX_XX_XX 0xdb
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#define XX_XXX__ 0xdc
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#define XX_XXX_X 0xdd
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#define XX_XXXX_ 0xde
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#define XX_XXXXX 0xdf
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#define XXX_____ 0xe0
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#define XXX____X 0xe1
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#define XXX___X_ 0xe2
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#define XXX___XX 0xe3
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#define XXX__X__ 0xe4
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#define XXX__X_X 0xe5
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#define XXX__XX_ 0xe6
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#define XXX__XXX 0xe7
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#define XXX_X___ 0xe8
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#define XXX_X__X 0xe9
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#define XXX_X_X_ 0xea
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#define XXX_X_XX 0xeb
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#define XXX_XX__ 0xec
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#define XXX_XX_X 0xed
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#define XXX_XXX_ 0xee
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#define XXX_XXXX 0xef
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#define XXXX____ 0xf0
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#define XXXX___X 0xf1
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#define XXXX__X_ 0xf2
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#define XXXX__XX 0xf3
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#define XXXX_X__ 0xf4
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#define XXXX_X_X 0xf5
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#define XXXX_XX_ 0xf6
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#define XXXX_XXX 0xf7
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#define XXXXX___ 0xf8
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#define XXXXX__X 0xf9
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#define XXXXX_X_ 0xfa
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#define XXXXX_XX 0xfb
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#define XXXXXX__ 0xfc
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#define XXXXXX_X 0xfd
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#define XXXXXXX_ 0xfe
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#define XXXXXXXX 0xff
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// here are fonts themself
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#include "font14.h"
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#include "font16.h"
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static const afont FONTS[] = {
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[FONT14] = {font14_table, FONT14HEIGHT, FONT14BYTES, FONT14BASELINE},
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[FONT16] = {font16_table, FONT16HEIGHT, FONT16BYTES, FONT16BASELINE}
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};
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const afont *curfont = &FONTS[FONT14];
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/**
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* @brief choose_font - font selector
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* @param newfont - font to choose
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* @return 0 if all OK
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*/
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int choose_font(font_t newfont){
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if(newfont >= FONT_T_MAX || newfont <= FONT_T_MIN) return 1;
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curfont = &FONTS[newfont];
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return 0;
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}
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/*
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// getters for current font values
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uint8_t fontheight(){return curfont->height;}
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uint8_t fontbaseline(){return curfont->baseline;}
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uint8_t fontbytes(){return curfont->bytes;}
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*/
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const uint8_t *font_char(uint8_t Char){
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if(Char < FIRST_SYMBOL_CODE) return NULL;
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return &curfont->font[(Char - FIRST_SYMBOL_CODE)*(curfont->bytes+1)];
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}
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char *u2str(uint32_t val){
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static char bufa[11];
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char bufb[10];
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int l = 0, bpos = 0;
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if(!val){
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bufa[0] = '0';
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l = 1;
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}else{
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while(val){
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bufb[l++] = val % 10 + '0';
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val /= 10;
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}
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int i;
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bpos += l;
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for(i = 0; i < l; ++i){
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bufa[--bpos] = bufb[i];
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}
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}
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bufa[l + bpos] = 0;
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return bufa;
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}
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