Display: add font 8x4 ASCII.
This commit is contained in:
Ruslan Popov
Markus Hitter
parent
a97ec8a376
commit
cb696701f8
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@ -0,0 +1,115 @@
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/** \file
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This is a compact, proportional font provided by Ruslan Popov with his
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intital display support code.
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Use offset of 32 for symbols because the first 32 symbols are
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removed from font.
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*/
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#include "font_8x4.h"
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const symbol_t PROGMEM font_8x4[] = {
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{2, {0x00, 0x00, 0x00, 0x00}}, /* space */
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{3, {0x0C, 0x5E, 0x0C, 0x00}}, /* excl_mark */
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{3, {0x03, 0x00, 0x03, 0x00}}, /* quot_mark */
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{4, {0x74, 0x2E, 0x74, 0x2E}}, /* num_sign */
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{4, {0x24, 0xCA, 0x53, 0x24}}, /* dlr_sign */
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{4, {0x44, 0x30, 0x0C, 0x22}}, /* prc_sign */
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{4, {0x33, 0x4D, 0x22, 0x00}}, /* ampersand */
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{2, {0x02, 0x01, 0x00, 0x00}}, /* apostrophe */
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{2, {0x3E, 0x41, 0x00, 0x00}}, /* lparent */
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{2, {0x41, 0x3E, 0x00, 0x00}}, /* rparent */
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{3, {0x14, 0x3E, 0x14, 0x00}}, /* asterisk */
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{3, {0x08, 0x1C, 0x08, 0x00}}, /* plus_sign */
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{2, {0x40, 0x20, 0x00, 0x00}}, /* comma */
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{3, {0x08, 0x08, 0x08, 0x00}}, /* minus_sign */
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{1, {0x20, 0x00, 0x00, 0x00}}, /* dot */
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{3, {0x30, 0x0C, 0x03, 0x00}}, /* solidus */
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{4, {0x3E, 0x41, 0x41, 0x3E}}, /* num_0 */
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{3, {0x44, 0x7F, 0x40, 0x00}}, /* num_1 */
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{4, {0x62, 0x51, 0x49, 0x46}}, /* num_2 */
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{4, {0x22, 0x49, 0x49, 0x36}}, /* num_3 */
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{4, {0x0F, 0x08, 0x08, 0x7E}}, /* num_4 */
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{4, {0x27, 0x45, 0x45, 0x39}}, /* num_5 */
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{4, {0x3E, 0x45, 0x45, 0x38}}, /* num_6 */
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{4, {0x01, 0x71, 0x09, 0x07}}, /* num_7 */
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{4, {0x36, 0x49, 0x49, 0x36}}, /* num_8 */
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{4, {0x26, 0x49, 0x49, 0x3E}}, /* num_9 */
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{1, {0x24, 0x00, 0x00, 0x00}}, /* colon */
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{2, {0x40, 0x24, 0x00, 0x00}}, /* semicolon */
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{3, {0x08, 0x14, 0x22, 0x00}}, /* less_sign */
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{3, {0x14, 0x14, 0x14, 0x00}}, /* equal_sign */
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{3, {0x22, 0x14, 0x08, 0x00}}, /* great_sign */
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{3, {0x02, 0x51, 0x0E, 0x00}}, /* ques_mark */
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{4, {0x7E, 0x99, 0xA5, 0x3E}}, /* at */
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{3, {0x7E, 0x11, 0x7F, 0x00}}, /* a_cap */
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{3, {0x7F, 0x49, 0x36, 0x00}}, /* b_cap */
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{3, {0x3E, 0x41, 0x22, 0x00}}, /* c_cap */
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{3, {0x7F, 0x41, 0x3E, 0x00}}, /* d_cap */
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{3, {0x7F, 0x49, 0x41, 0x00}}, /* e_cap */
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{3, {0x7F, 0x09, 0x01, 0x00}}, /* f_cap */
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{3, {0x3E, 0x41, 0x71, 0x00}}, /* g_cap */
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{3, {0x7F, 0x08, 0x7F, 0x00}}, /* h_cap */
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{3, {0x41, 0x7F, 0x41, 0x00}}, /* i_cap */
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{3, {0x40, 0x41, 0x3F, 0x00}}, /* j_cap */
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{3, {0x7F, 0x0C, 0x73, 0x00}}, /* k_cap */
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{3, {0x7F, 0x40, 0x40, 0x00}}, /* l_cap */
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{3, {0x7F, 0x06, 0x7F, 0x00}}, /* m_cap */
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{3, {0x7F, 0x3C, 0x7F, 0x00}}, /* n_cap */
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{3, {0x3E, 0x41, 0x3E, 0x00}}, /* o_cap */
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{3, {0x7F, 0x11, 0x0E, 0x00}}, /* p_cap */
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{3, {0x3E, 0x41, 0xBE, 0x00}}, /* q_cap */
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{3, {0x7F, 0x11, 0x6E, 0x00}}, /* r_cap */
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{3, {0x46, 0x49, 0x31, 0x00}}, /* s_cap */
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{3, {0x01, 0x7F, 0x01, 0x00}}, /* t_cap */
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{3, {0x3F, 0x40, 0x7F, 0x00}}, /* u_cap */
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{3, {0x3F, 0x40, 0x3F, 0x00}}, /* v_cap */
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{3, {0x7F, 0x30, 0x7F, 0x00}}, /* w_cap */
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{3, {0x73, 0x0C, 0x73, 0x00}}, /* x_cap */
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{3, {0x0F, 0x70, 0x0F, 0x00}}, /* y_cap */
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{3, {0x61, 0x5D, 0x47, 0x00}}, /* z_cap */
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{2, {0x7F, 0x41, 0x00, 0x00}}, /* lq_bracket */
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{3, {0x06, 0x18, 0x60, 0x00}}, /* rev_solidus */
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{2, {0x41, 0x7F, 0x00, 0x00}}, /* rq_bracket */
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{3, {0x02, 0x01, 0x02, 0x00}}, /* circumflex_accent */
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{3, {0x40, 0x40, 0x40, 0x00}}, /* low_line */
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{2, {0x01, 0x02, 0x00, 0x00}}, /* grave_accent */
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{3, {0x30, 0x48, 0x78, 0x00}}, /* a_sml */
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{3, {0x7E, 0x48, 0x30, 0x00}}, /* b_sml */
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{3, {0x30, 0x48, 0x48, 0x00}}, /* c_sml */
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{3, {0x30, 0x48, 0x7E, 0x00}}, /* d_sml */
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{3, {0x30, 0x58, 0x58, 0x00}}, /* e_sml */
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{2, {0x7C, 0x12, 0x00, 0x00}}, /* f_sml */
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{3, {0x10, 0xA8, 0x70, 0x00}}, /* g_sml */
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{3, {0x7E, 0x08, 0x70, 0x00}}, /* h_sml */
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{1, {0x74, 0x00, 0x00, 0x00}}, /* i_sml */
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{2, {0x80, 0x7A, 0x00, 0x00}}, /* j_sml */
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{3, {0x7E, 0x10, 0x68, 0x00}}, /* k_sml */
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{2, {0x3E, 0x40, 0x00, 0x00}}, /* l_sml */
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{3, {0x78, 0x38, 0x70, 0x00}}, /* m_sml */
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{3, {0x78, 0x08, 0x70, 0x00}}, /* n_sml */
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{3, {0x30, 0x48, 0x30, 0x00}}, /* o_sml */
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{3, {0xF8, 0x48, 0x30, 0x00}}, /* p_sml */
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{3, {0x30, 0x48, 0xF8, 0x00}}, /* q_sml */
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{2, {0x70, 0x08, 0x00, 0x00}}, /* r_sml */
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{3, {0x50, 0x58, 0x28, 0x00}}, /* s_sml */
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{2, {0x3E, 0x44, 0x00, 0x00}}, /* t_sml */
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{3, {0x38, 0x40, 0x78, 0x00}}, /* u_sml */
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{3, {0x38, 0x40, 0x38, 0x00}}, /* v_sml */
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{3, {0x78, 0x60, 0x78, 0x00}}, /* w_sml */
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{3, {0x68, 0x10, 0x68, 0x00}}, /* x_sml */
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{3, {0x18, 0xA0, 0x78, 0x00}}, /* y_sml */
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{3, {0x68, 0x68, 0x58, 0x00}}, /* z_sml */
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{3, {0x08, 0x36, 0x41, 0x00}}, /* left_curly_bracket */
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{1, {0x7F, 0x00, 0x00, 0x00}}, /* vertical_line */
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{3, {0x41, 0x36, 0x08, 0x00}}, /* rigth_curly_bracket */
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{4, {0x02, 0x01, 0x02, 0x01}}, /* tilde */
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{4, {0x00, 0x00, 0x00, 0x00}} /* del */
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};
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@ -0,0 +1,19 @@
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#ifndef _FONT_8x4_H
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#define _FONT_8x4_H
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#include <stdint.h>
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#include "arduino.h" // For PROGMEM.
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#define FONT_ROWS 8
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#define FONT_COLUMNS 4
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#define FONT_SYMBOL_SPACE 1
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typedef struct {
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uint8_t columns;
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uint8_t data[FONT_COLUMNS];
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} symbol_t;
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extern const symbol_t PROGMEM font_8x4[];
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#endif /* _FONT_8x4_H */
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114
i2c_test.c
114
i2c_test.c
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@ -16,6 +16,7 @@
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#include <string.h>
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#include "config_wrapper.h"
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#include "displaybus.h"
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#include "font_8x4.h"
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#define DISPLAY_I2C_ADDRESS (0x3C << 1)
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@ -45,117 +46,6 @@ const uint8_t PROGMEM display_init[] = {
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// (0..3), still addressing logic accepts, but can't deal with the 0..7
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// meant for 64 pixel high displays.
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typedef struct {
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uint8_t columns;
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uint8_t data[4];
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} SYMBOL;
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const SYMBOL PROGMEM font_8x4[] = {
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{2, {0x00, 0x00, 0x00, 0x00}}, /* space */
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{3, {0x0C, 0x5E, 0x0C, 0x00}}, /* excl_mark */
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{3, {0x03, 0x00, 0x03, 0x00}}, /* quot_mark */
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{4, {0x74, 0x2E, 0x74, 0x2E}}, /* num_sign */
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{4, {0x24, 0xCA, 0x53, 0x24}}, /* dlr_sign */
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{4, {0x44, 0x30, 0x0C, 0x22}}, /* prc_sign */
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{4, {0x33, 0x4D, 0x22, 0x00}}, /* ampersand */
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{2, {0x02, 0x01, 0x00, 0x00}}, /* apostrophe */
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{2, {0x3E, 0x41, 0x00, 0x00}}, /* lparent */
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{2, {0x41, 0x3E, 0x00, 0x00}}, /* rparent */
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{3, {0x14, 0x3E, 0x14, 0x00}}, /* asterisk */
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{3, {0x08, 0x1C, 0x08, 0x00}}, /* plus_sign */
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{2, {0x40, 0x20, 0x00, 0x00}}, /* comma */
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{3, {0x08, 0x08, 0x08, 0x00}}, /* minus_sign */
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{1, {0x20, 0x00, 0x00, 0x00}}, /* dot */
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{3, {0x30, 0x0C, 0x03, 0x00}}, /* solidus */
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{4, {0x3E, 0x41, 0x41, 0x3E}}, /* num_0 */
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{3, {0x44, 0x7F, 0x40, 0x00}}, /* num_1 */
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{4, {0x62, 0x51, 0x49, 0x46}}, /* num_2 */
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{4, {0x22, 0x49, 0x49, 0x36}}, /* num_3 */
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{4, {0x0F, 0x08, 0x08, 0x7E}}, /* num_4 */
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{4, {0x27, 0x45, 0x45, 0x39}}, /* num_5 */
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{4, {0x3E, 0x45, 0x45, 0x38}}, /* num_6 */
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{4, {0x01, 0x71, 0x09, 0x07}}, /* num_7 */
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{4, {0x36, 0x49, 0x49, 0x36}}, /* num_8 */
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{4, {0x26, 0x49, 0x49, 0x3E}}, /* num_9 */
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{1, {0x24, 0x00, 0x00, 0x00}}, /* colon */
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{2, {0x40, 0x24, 0x00, 0x00}}, /* semicolon */
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{3, {0x08, 0x14, 0x22, 0x00}}, /* less_sign */
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{3, {0x14, 0x14, 0x14, 0x00}}, /* equal_sign */
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{3, {0x22, 0x14, 0x08, 0x00}}, /* great_sign */
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{3, {0x02, 0x51, 0x0E, 0x00}}, /* ques_mark */
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{4, {0x7E, 0x99, 0xA5, 0x3E}}, /* at */
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{3, {0x7E, 0x11, 0x7F, 0x00}}, /* a_cap */
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{3, {0x7F, 0x49, 0x36, 0x00}}, /* b_cap */
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{3, {0x3E, 0x41, 0x22, 0x00}}, /* c_cap */
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{3, {0x7F, 0x41, 0x3E, 0x00}}, /* d_cap */
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{3, {0x7F, 0x49, 0x41, 0x00}}, /* e_cap */
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{3, {0x7F, 0x09, 0x01, 0x00}}, /* f_cap */
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{3, {0x3E, 0x41, 0x71, 0x00}}, /* g_cap */
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{3, {0x7F, 0x08, 0x7F, 0x00}}, /* h_cap */
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{3, {0x41, 0x7F, 0x41, 0x00}}, /* i_cap */
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{3, {0x40, 0x41, 0x3F, 0x00}}, /* j_cap */
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{3, {0x7F, 0x0C, 0x73, 0x00}}, /* k_cap */
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{3, {0x7F, 0x40, 0x40, 0x00}}, /* l_cap */
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{3, {0x7F, 0x06, 0x7F, 0x00}}, /* m_cap */
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{3, {0x7F, 0x3C, 0x7F, 0x00}}, /* n_cap */
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{3, {0x3E, 0x41, 0x3E, 0x00}}, /* o_cap */
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{3, {0x7F, 0x11, 0x0E, 0x00}}, /* p_cap */
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{3, {0x3E, 0x41, 0xBE, 0x00}}, /* q_cap */
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{3, {0x7F, 0x11, 0x6E, 0x00}}, /* r_cap */
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{3, {0x46, 0x49, 0x31, 0x00}}, /* s_cap */
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{3, {0x01, 0x7F, 0x01, 0x00}}, /* t_cap */
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{3, {0x3F, 0x40, 0x7F, 0x00}}, /* u_cap */
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{3, {0x3F, 0x40, 0x3F, 0x00}}, /* v_cap */
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{3, {0x7F, 0x30, 0x7F, 0x00}}, /* w_cap */
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{3, {0x73, 0x0C, 0x73, 0x00}}, /* x_cap */
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{3, {0x0F, 0x70, 0x0F, 0x00}}, /* y_cap */
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{3, {0x61, 0x5D, 0x47, 0x00}}, /* z_cap */
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{2, {0x7F, 0x41, 0x00, 0x00}}, /* lq_bracket */
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{3, {0x06, 0x18, 0x60, 0x00}}, /* rev_solidus */
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{2, {0x41, 0x7F, 0x00, 0x00}}, /* rq_bracket */
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{3, {0x02, 0x01, 0x02, 0x00}}, /* circumflex_accent */
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{3, {0x40, 0x40, 0x40, 0x00}}, /* low_line */
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{2, {0x01, 0x02, 0x00, 0x00}}, /* grave_accent */
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{3, {0x30, 0x48, 0x78, 0x00}}, /* a_sml */
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{3, {0x7E, 0x48, 0x30, 0x00}}, /* b_sml */
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{3, {0x30, 0x48, 0x48, 0x00}}, /* c_sml */
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{3, {0x30, 0x48, 0x7E, 0x00}}, /* d_sml */
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{3, {0x30, 0x58, 0x58, 0x00}}, /* e_sml */
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{2, {0x7C, 0x12, 0x00, 0x00}}, /* f_sml */
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{3, {0x10, 0xA8, 0x70, 0x00}}, /* g_sml */
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{3, {0x7E, 0x08, 0x70, 0x00}}, /* h_sml */
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{1, {0x74, 0x00, 0x00, 0x00}}, /* i_sml */
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{2, {0x80, 0x7A, 0x00, 0x00}}, /* j_sml */
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{3, {0x7E, 0x10, 0x68, 0x00}}, /* k_sml */
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{2, {0x3E, 0x40, 0x00, 0x00}}, /* l_sml */
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{3, {0x78, 0x38, 0x70, 0x00}}, /* m_sml */
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{3, {0x78, 0x08, 0x70, 0x00}}, /* n_sml */
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{3, {0x30, 0x48, 0x30, 0x00}}, /* o_sml */
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{3, {0xF8, 0x48, 0x30, 0x00}}, /* p_sml */
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{3, {0x30, 0x48, 0xF8, 0x00}}, /* q_sml */
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{2, {0x70, 0x08, 0x00, 0x00}}, /* r_sml */
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{3, {0x50, 0x58, 0x28, 0x00}}, /* s_sml */
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{2, {0x3E, 0x44, 0x00, 0x00}}, /* t_sml */
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{3, {0x38, 0x40, 0x78, 0x00}}, /* u_sml */
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{3, {0x38, 0x40, 0x38, 0x00}}, /* v_sml */
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{3, {0x78, 0x60, 0x78, 0x00}}, /* w_sml */
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{3, {0x68, 0x10, 0x68, 0x00}}, /* x_sml */
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{3, {0x18, 0xA0, 0x78, 0x00}}, /* y_sml */
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{3, {0x68, 0x68, 0x58, 0x00}}, /* z_sml */
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{3, {0x08, 0x36, 0x41, 0x00}}, /* left_curly_bracket */
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{1, {0x7F, 0x00, 0x00, 0x00}}, /* vertical_line */
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{3, {0x41, 0x36, 0x08, 0x00}}, /* rigth_curly_bracket */
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{4, {0x02, 0x01, 0x02, 0x01}}, /* tilde */
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{4, {0x00, 0x00, 0x00, 0x00}} /* del */
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};
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#define FONT_SYMBOLS_SPACE 1
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static void i2c_test(void) {
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uint16_t i;
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const char* message = "Welcome to Teacup";
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@ -210,7 +100,7 @@ static void i2c_test(void) {
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displaybus_write(pgm_read_byte(&font_8x4[index].data[i]), 0);
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}
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// Send space between characters.
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for (i = 0; i < FONT_SYMBOLS_SPACE; i++) {
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for (i = 0; i < FONT_SYMBOL_SPACE; i++) {
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displaybus_write(0x00, 0);
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}
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