restructuring

2026-02-28 20:04:30 +03:00 · 2022-03-10 11:04:14 +03:00
parent 29560b7c0c
commit 733dbd75d2
1758 changed files with 14 additions and 26855 deletions
--- a/deprecated/F1/nokia5110/pcd8544.h
+++ b/deprecated/F1/nokia5110/pcd8544.h
@@ -0,0 +1,121 @@
+/*
+ * pcd8544.h
+ *
+ * Copyright 2015 Edward V. Emelianoff <eddy@sao.ru, 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 2 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, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
+ * MA 02110-1301, USA.
+ */
+
+#pragma once
+#ifndef __PCD8544_H__
+#define __PCD8544_H__
+
+#include "font.h"
+
+// sizes in graphics (84x48) & char(letter 6x8 -> 14x6) mode
+#define XSIZE    (84)
+#define XCHARSZ  (XSIZE/LTR_WIDTH)
+#define YSIZE    (48)
+#define YCHARSZ  (YSIZE/8)
+
+// type of screen size
+typedef U8 scrnsz_t;
+// type of screen buffer index (scrnsz_t^2)
+typedef U16 bufsz_t;
+
+extern const scrnsz_t LTRS_IN_ROW;
+extern const scrnsz_t ROW_MAX;
+
+#define bad_coords(x, y)            (!(x < XSIZE && y < YSIZE))
+#define bad_text_coords(col, row)   (!(col < LTRS_IN_ROW && row < ROW_MAX))
+
+/*
+// bounding box
+typedef struct{
+	scrnsz_t xmin,
+	scrnsz_t ymin,
+	scrnsz_t xmax,
+	scrnsz_t ymax
+} bbox_t;
+*/
+
+void pcd8544_init();
+void pcd8544_send_byte(U8 byte, U8 cmd);
+void pcd8544_send_data(U8 *data, bufsz_t size, U8 cmd);
+void draw_pixel(scrnsz_t x, scrnsz_t y, U8 set);
+void pcd8544_cls();
+void pcd8544_refresh();
+int  pcd8544_put(U8 koi8, scrnsz_t x, scrnsz_t y);
+U8 *pcd8544_print(U8 *koi8);
+U8 pcd8544_putch(U8 koi8);
+void pcd8544_roll_screen();
+
+void pcd8544_setbias(U8 val);
+void pcd8544_setvop(U8 val);
+void pcd8544_settemp(U8 val);
+
+#define set_pixel(x,y)    do{draw_pixel(x,y,1);}while(0)
+#define clear_pixel(x,y)  do{draw_pixel(x,y,0);}while(0)
+
+/********************** PCD8544 protocol **********************/
+// Function set: | 0 | 0 | 1 | 0 | 0 | PD | V | H |
+#define PCD8544_POWERDOWN           (0x24)
+#define PCD8544_VERTADDRESSING      (0x22)
+#define PCD8544_EXTENDEDINSTRUCTION (0x21)
+#define PCD8544_DEFAULTMODE         (0x20)
+/*
+ *                    functions with H=0 (basic)
+ */
+// Display control: | 0 | 0 | 0 | 0 | 1 | D | 0 | E |
+#define PCD8544_DISPLAYBLANK      (8)
+#define PCD8544_DISPLAYFILLED     (9)
+#define PCD8544_DISPLAYNORMAL     (0xc)
+#define PCD8544_DISPLAYINVERTED   (0xd)
+// Set Xaddr: | 1 | X6 | X5 | X4 | X3 | X2 | X1 | X0 |
+#define PCD8544_SETXADDR   (0x80)
+#define PCD8544_XADDR_MASK (0x7f)
+// Set Yaddr: | 0 | 1 | 0 | 0 | 0 | Y2 | Y1 | Y0 |
+#define PCD8544_SETYADDR   (0x40)
+#define PCD8544_YADDR_MASK (7)
+/*
+ *                    functions with H=1 (extended)
+ */
+// Temperature control: | 0 | 0 | 0 | 0 | 0 | 1 | TC1 | TC0 |
+#define PCD8544_SETTEMP    (4)
+#define PCD8544_TEMP_MASK  (3)
+// BIAS: | 0 | 0 | 0 | 1 | 0 | BS2 | BS1 | BS0 |
+#define PCD8544_SETBIAS    (0x10)
+#define PCD8544_BIAS_MASK  (7)
+// VOP:  | 1 | VOP6 | VOP5 | VOP4 | VOP3 | VOP2 | VOP1 | VOP0 |
+#define PCD8544_SETVOP     (0x80)
+#define PCD8544_VOP_MASK   (0x7f)
+// | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
+
+/********************** Shortened macros **********************/
+#define CMD(x)    do{pcd8544_send_byte(x, 1);}while(0)
+#define DAT(x)    do{pcd8544_send_byte(x, 0);}while(0)
+#define CBUF(x,l) do{pcd8544_send_data(x, l, 1);}while(0)
+#define DBUF(x,l) do{pcd8544_send_data(x, l, 0);}while(0)
+// set bias level (look into datasheet, 4 - recommend)
+#define SETBIAS(x)  CMD(PCD8544_SETBIAS|(x&PCD8544_BIAS_MASK))
+// set operation voltage (=3.06+0.06*x)
+#define SETVOP(x)   CMD(PCD8544_SETVOP |(x&PCD8544_VOP_MASK))
+// temperature compensation: 0 - high, 1 - recommended, 2 - IC, 3 - minimal
+#define SETTEMP(x)  CMD(PCD8544_SETTEMP|(x&PCD8544_TEMP_MASK))
+// x,y addressing
+#define SETXADDR(x) CMD(PCD8544_SETXADDR|(x&PCD8544_XADDR_MASK))
+#define SETYADDR(x) CMD(PCD8544_SETYADDR|(x&PCD8544_YADDR_MASK))
+#endif // __PCD8544_H__