Tue, 08 Oct 2019 12:00:31 +0200
Initial import of the CO2 meter application.
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Initial import of the CO2 meter application.
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1 | /* |
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2 | |
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3 | u8x8_d_a2printer.c |
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4 | |
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5 | Universal 8bit Graphics Library (https://github.com/olikraus/u8g2/) |
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6 | |
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7 | Copyright (c) 2016, olikraus@gmail.com |
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8 | All rights reserved. |
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9 | |
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10 | Redistribution and use in source and binary forms, with or without modification, |
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11 | are permitted provided that the following conditions are met: |
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12 | |
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13 | * Redistributions of source code must retain the above copyright notice, this list |
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14 | of conditions and the following disclaimer. |
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15 | |
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16 | * Redistributions in binary form must reproduce the above copyright notice, this |
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17 | list of conditions and the following disclaimer in the documentation and/or other |
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18 | materials provided with the distribution. |
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19 | |
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20 | THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND |
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21 | CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, |
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22 | INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF |
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23 | MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE |
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24 | DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR |
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25 | CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
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26 | SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
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27 | NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; |
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28 | LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER |
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29 | CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, |
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30 | STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) |
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31 | ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF |
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32 | ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
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33 | |
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34 | |
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35 | Use DC2 bitmap command of the A2 Micro panel termal printer |
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36 | double stroke |
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37 | |
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38 | |
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39 | */ |
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40 | |
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41 | |
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42 | #include "u8x8.h" |
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43 | |
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44 | #define LINE_MIN_DELAY_MS 15 |
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45 | /* higher values improve quality */ |
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46 | /* however if the value is too high (>=5) then form feed does not work any more */ |
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47 | #define LINE_EXTRA_8PIXEL_DELAY_MS 3 |
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48 | /* this must be a power of two and between 1 and 8 */ |
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49 | /* best quality only with 1 */ |
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50 | #define NO_OF_LINES_TO_SEND_WITHOUT_DELAY 1 |
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51 | |
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52 | /* calculates the delay, based on the number of black pixel */ |
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53 | /* actually only "none-zero" bytes are calculated which is, of course not so accurate, but should be good enough */ |
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54 | uint16_t get_delay_in_milliseconds(uint8_t cnt, uint8_t *data) |
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55 | { |
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56 | uint8_t i; |
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57 | uint16_t time = LINE_MIN_DELAY_MS; |
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58 | for ( i = 0; i < cnt; i++ ) |
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59 | if ( data[i] != 0 ) |
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60 | time += LINE_EXTRA_8PIXEL_DELAY_MS; |
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61 | return time; |
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62 | } |
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63 | |
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64 | uint8_t u8x8_d_a2printer_common(u8x8_t *u8x8, uint8_t msg, U8X8_UNUSED uint8_t arg_int, void *arg_ptr) |
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65 | { |
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66 | uint8_t c, i, j; |
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67 | uint8_t *ptr; |
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68 | uint16_t delay_in_milliseconds; |
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69 | switch(msg) |
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70 | { |
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71 | /* U8X8_MSG_DISPLAY_SETUP_MEMORY is handled by the calling function */ |
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72 | /* |
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73 | case U8X8_MSG_DISPLAY_SETUP_MEMORY: |
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74 | break; |
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75 | */ |
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76 | case U8X8_MSG_DISPLAY_INIT: |
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77 | u8x8_d_helper_display_init(u8x8); |
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78 | // no setup required |
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79 | // u8x8_cad_SendSequence(u8x8, u8x8_d_a2printer_init_seq); |
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80 | break; |
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81 | case U8X8_MSG_DISPLAY_SET_POWER_SAVE: |
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82 | // no powersave |
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83 | break; |
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84 | case U8X8_MSG_DISPLAY_DRAW_TILE: |
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85 | u8x8_cad_StartTransfer(u8x8); |
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86 | |
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87 | u8x8_cad_SendCmd(u8x8, 27); /* ESC */ |
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88 | u8x8_cad_SendCmd(u8x8, 55 ); /* parameter command */ |
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89 | /* increasing the "max printing dots" requires a good power supply, but LINE_EXTRA_8PIXEL_DELAY_MS could be reduced then */ |
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90 | u8x8_cad_SendCmd(u8x8, 0); /* Max printing dots,Unit(8dots),Default:7(64 dots) 8*(x+1) ... lower values improve, probably my current supply is not sufficient */ |
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91 | u8x8_cad_SendCmd(u8x8, 200); /* 3-255 Heating time,Unit(10us),Default:80(800us) */ |
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92 | u8x8_cad_SendCmd(u8x8, 2); /* 0-255 Heating interval,Unit(10us),Default:2(20us) ... does not have much influence */ |
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93 | |
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94 | //c = ((u8x8_tile_t *)arg_ptr)->cnt; /* number of tiles */ |
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95 | c = u8x8->display_info->tile_width; |
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96 | ptr = ((u8x8_tile_t *)arg_ptr)->tile_ptr; /* data ptr to the tiles */ |
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97 | |
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98 | u8x8_cad_SendCmd(u8x8, 18); /* DC2 */ |
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99 | u8x8_cad_SendCmd(u8x8, 42 ); /* * */ |
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100 | u8x8_cad_SendCmd(u8x8, 8 ); /* height */ |
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101 | u8x8_cad_SendCmd(u8x8, c ); /* c, u8x8->display_info->tile_width */ |
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102 | |
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103 | for( j = 0; j < 8 / NO_OF_LINES_TO_SEND_WITHOUT_DELAY; j ++ ) |
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104 | { |
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105 | |
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106 | delay_in_milliseconds = 0; |
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107 | for( i = 0; i < NO_OF_LINES_TO_SEND_WITHOUT_DELAY; i++ ) |
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108 | { |
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109 | u8x8_cad_SendData(u8x8, c, ptr); /* c, note: SendData can not handle more than 255 bytes, send one line of data */ |
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110 | delay_in_milliseconds += get_delay_in_milliseconds(c, ptr); |
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111 | ptr += c; |
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112 | } |
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113 | |
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114 | while( delay_in_milliseconds > 200 ) |
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115 | { |
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116 | u8x8->gpio_and_delay_cb(u8x8, U8X8_MSG_DELAY_MILLI, 200, NULL); |
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117 | delay_in_milliseconds -= 200; |
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118 | } |
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119 | u8x8->gpio_and_delay_cb(u8x8, U8X8_MSG_DELAY_MILLI, delay_in_milliseconds, NULL); |
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120 | } |
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121 | |
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122 | /* set parameters back to their default values */ |
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123 | u8x8_cad_SendCmd(u8x8, 27); /* ESC */ |
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124 | u8x8_cad_SendCmd(u8x8, 55 ); /* parameter command */ |
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125 | u8x8_cad_SendCmd(u8x8, 7); /* Max printing dots,Unit(8dots),Default:7(64 dots) 8*(x+1)*/ |
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126 | u8x8_cad_SendCmd(u8x8, 80); /* 3-255 Heating time,Unit(10us),Default:80(800us) */ |
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127 | u8x8_cad_SendCmd(u8x8, 2); /* 0-255 Heating interval,Unit(10us),Default:2(20us)*/ |
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128 | |
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129 | u8x8_cad_EndTransfer(u8x8); |
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130 | |
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131 | break; |
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132 | default: |
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133 | return 0; |
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134 | } |
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135 | return 1; |
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136 | } |
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137 | |
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138 | |
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139 | static const u8x8_display_info_t u8x8_a2printer_384x240_display_info = |
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140 | { |
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141 | /* most of the settings are not required, because this is a serial RS232 printer */ |
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142 | |
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143 | /* chip_enable_level = */ 1, |
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144 | /* chip_disable_level = */ 0, |
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145 | |
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146 | /* post_chip_enable_wait_ns = */ 5, |
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147 | /* pre_chip_disable_wait_ns = */ 5, |
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148 | /* reset_pulse_width_ms = */ 1, |
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149 | /* post_reset_wait_ms = */ 6, |
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150 | /* sda_setup_time_ns = */ 20, |
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151 | /* sck_pulse_width_ns = */ 140, |
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152 | /* sck_clock_hz = */ 1000000UL, /* since Arduino 1.6.0, the SPI bus speed in Hz. Should be 1000000000/sck_pulse_width_ns */ |
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153 | /* spi_mode = */ 0, /* old: sck_takeover_edge, new: active high (bit 1), rising edge (bit 0) */ |
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154 | /* i2c_bus_clock_100kHz = */ 4, |
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155 | /* data_setup_time_ns = */ 30, |
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156 | /* write_pulse_width_ns = */ 40, |
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157 | /* tile_width = */ 48, |
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158 | /* tile_hight = */ 30, |
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159 | /* default_x_offset = */ 0, |
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160 | /* flipmode_x_offset = */ 0, |
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161 | /* pixel_width = */ 384, |
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162 | /* pixel_height = */ 240 |
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163 | }; |
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164 | |
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165 | uint8_t u8x8_d_a2printer_384x240(u8x8_t *u8x8, uint8_t msg, uint8_t arg_int, void *arg_ptr) |
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166 | { |
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167 | switch(msg) |
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168 | { |
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169 | case U8X8_MSG_DISPLAY_SETUP_MEMORY: |
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170 | u8x8_d_helper_display_setup_memory(u8x8, &u8x8_a2printer_384x240_display_info); |
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171 | break; |
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172 | default: |
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173 | return u8x8_d_a2printer_common(u8x8, msg, arg_int, arg_ptr); |
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174 | } |
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175 | return 1; |
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176 | } |
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177 | |
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178 | |
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179 | |
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180 | |
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181 | |
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182 |