/
diykeypad64.ino
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diykeypad64.ino
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// DIY-Keypad64 by Takuya Matsubara
// for Raspberry Pi Pico(Arduino-Pico)
#include <Wire.h>
#include <SPI.h>
#include "8x8font.h"
#include "Keyboard.h"
// "Keyboard.h"を書き換えてsendReport関数をpublicに加える必要があります。
#define JAPANESE 1 // LAYOUT(1=JP / 0=US)
#define KEY_MAX 128 // 64key + fnc64key
#define KEY_GPIOCLK 28
#define KEY_GPIODAT 27
#define KEY_GPIOINP 8
// original keycode
#define KC_LCTRL 0xf0 // LEFT CTRL
#define KC_LSHIFT 0xf1 // LEFT SHIFT
#define KC_LALT 0xf2 // LEFT ALT
#define KC_RCTRL 0xf4 // RIGHT CTRL
#define KC_RSHIFT 0xf5 // RIGHT SHIFT
#define KC_RALT 0xf6 // RIGHT ALT
#if JAPANESE==1
// JP layout
const uint8_t key_table[KEY_MAX]=
{
0x29, /*0:ESC */
0x52, /*1:UP */
0x00, /*2:NONE */
0x50, /*3:LEFT */
0x4F, /*4:RIGHT */
0x00, /*5:FNC */
0x51, /*6:DOWN */
KC_LALT, /*7:ALT */
0x35, /*8:ZEN/HAN*/
0x1E, /*9:1 */
0x2B, /*10:TAB */
0x14, /*11:Q */
KC_LSHIFT, /*12:SHIFT */
0x04, /*13:A */
KC_LCTRL, /*14:CTRL */
0x1D, /*15:Z */
0x1F, /*16:2 */
0x20, /*17:3 */
0x1A, /*18:W */
0x08, /*19:E */
0x16, /*20:S */
0x07, /*21:D */
0x1B, /*22:X */
0x06, /*23:C */
0x21, /*24:4 */
0x22, /*25:5 */
0x15, /*26:R */
0x17, /*27:T */
0x09, /*28:F */
0x0A, /*29:G */
0x19, /*30:V */
0x05, /*31:B */
0x23, /*32:6 */
0x24, /*33:7 */
0x1C, /*34:Y */
0x18, /*35:U */
0x0B, /*36:H */
0x0D, /*37:J */
0x11, /*38:N */
0x10, /*39:M */
0x25, /*40:8 */
0x26, /*41:9 */
0x0C, /*42:I */
0x12, /*43:O */
0x0E, /*44:K */
0x0F, /*45:L */
0x36, /*46:, */
0x37, /*47:. */
0x27, /*48:0 */
0x2D, /*49:-*/
0x13, /*50:P */
0x2F, /*51:@ */
0x33, /*52: ; */
0x34, /*53: : */
0x38, /*54: / */
0x87, /*55:BACK SLASH*/
0x2E, /*56:^ */
0x89, /*57:YEN */
0x30, /*58:[ */
0x4C, /*59:DEL */
0x32, /*60:] */
0x28, /*61:ENTER */
0x2C, /*62:SPACE */
0x2A, /*63:BACK SPACE */
/* FNC */
0x00, /*0:ESC */
0x4B, /*1:UP -> PAGE UP*/
0x00, /*2:NONE */
0x4A, /*3:LEFT -> HOME*/
0x4D, /*4:RIGHT -> END*/
0x00, /*5:FNC */
0x4E, /*6:DOWN -> PAGE DW*/
KC_LALT, /*7:ALT */
0x00, /*8:ZEN/HAN */
0x3A, /*9:1 -> F1*/
0x00, /*10:TAB */
0x00, /*11:Q */
KC_LSHIFT, /*12:SHIFT */
0x00, /*13:A */
KC_LCTRL, /*14:CTRL */
0x00, /*15:Z */
0x3B, /*16:2 -> F2*/
0x3C, /*17:3 -> F3*/
0xE3, /*18:W -> WINDOWS */
0x00, /*19:E */
0x00, /*20:S */
0x00, /*21:D */
0x00, /*22:X */
0x00, /*23:C */
0x3D, /*24:4 -> F4*/
0x3E, /*25:5 -> F5*/
0x00, /*26:R */
0x00, /*27:T */
0x00, /*28:F */
0x00, /*29:G */
0x00, /*30:V */
0x48, /*31:B -> BREAK*/
0x3F, /*32:6 -> F6*/
0x40, /*33:7 -> F7*/
0x00, /*34:Y */
0x00, /*35:U */
0x00, /*36:H */
0x00, /*37:J */
0x00, /*38:N */
0x00, /*39:M */
0x41, /*40:8 -> F8*/
0x42, /*41:9 -> F9*/
0x00, /*42:I */
0x00, /*43:O */
0x00, /*44:K */
0x00, /*45:L */
0x00, /*46:, */
0x00, /*47:. */
0x43, /*48:0 -> F10*/
0x44, /*49:- -> F11*/
0x46, /*50:P -> PRINT SCREEN*/
0x00, /*51:@ */
0x00, /*52: ; */
0x00, /*53: : */
0x00, /*54: / */
0x00, /*55:BACK SLASH */
0x45, /*56:^ -> F12*/
0x00, /*57:YEN */
0x00, /*58:[ */
0x49, /*59:DEL -> INSERT*/
0x00, /*60:] */
0x00, /*61:ENTER */
0x00, /*62:SPACE */
0x00 /*63:BACK SPACE */
};
#else
// US layout
const uint8_t key_table[KEY_MAX]=
{
0x29, /*0:ESC */
0x52, /*1:UP */
0x39, /*2:CAPS */
0x50, /*3:LEFT */
0x4F, /*4:RIGHT */
0x00, /*5:FNC */
0x51, /*6:DOWN */
KC_LALT, /*7:ALT */
0x35, /*8:` */
0x1E, /*9:1 */
0x2B, /*10:TAB */
0x14, /*11:Q */
KC_LSHIFT, /*12:SHIFT */
0x04, /*13:A */
KC_LCTRL, /*14:CTRL */
0x1D, /*15:Z */
0x1F, /*16:2 */
0x20, /*17:3 */
0x1A, /*18:W */
0x08, /*19:E */
0x16, /*20:S */
0x07, /*21:D */
0x1B, /*22:X */
0x06, /*23:C */
0x21, /*24:4 */
0x22, /*25:5 */
0x15, /*26:R */
0x17, /*27:T */
0x09, /*28:F */
0x0A, /*29:G */
0x19, /*30:V */
0x05, /*31:B */
0x23, /*32:6 */
0x24, /*33:7 */
0x1C, /*34:Y */
0x18, /*35:U */
0x0B, /*36:H */
0x0D, /*37:J */
0x11, /*38:N */
0x10, /*39:M */
0x25, /*40:8 */
0x26, /*41:9 */
0x0C, /*42:I */
0x12, /*43:O */
0x0E, /*44:K */
0x0F, /*45:L */
0x36, /*46:, */
0x37, /*47:. */
0x27, /*48:0 */
0x2D, /*49:- */
0x13, /*50:P */
0x2F, /*51:[ */
0x33, /*52: ; */
0x34, /*53: ' */
0x38, /*54: / */
0x00, /*55:NONE */
0x2E, /*56: = */
0x4C, /*57:DEL */
0x30, /*58:] */
0x31, /*59:BACK SLASH */
0x00, /*60:NONE */
0x28, /*61:ENTER */
0x2C, /*62:SPACE */
0x2A, /*63:BACK SPACE */
/* FNC */
0x00, /*0:ESC */
0x4B, /*1:UP -> PAGE UP*/
0x00, /*2:NONE */
0x4A, /*3:LEFT -> HOME*/
0x4D, /*4:RIGHT -> END*/
0x00, /*5:FNC */
0x4E, /*6:DOWN -> PAGE DW*/
KC_LALT, /*7:ALT */
0x00, /*8:` */
0x3A, /*9:1 -> F1*/
0x00, /*10:TAB */
0x00, /*11:Q */
KC_LSHIFT, /*12:SHIFT */
0x00, /*13:A */
KC_LCTRL, /*14:CTRL */
0x00, /*15:Z */
0x3B, /*16:2 -> F2*/
0x3C, /*17:3 -> F3*/
0xE3, /*18:W -> WINDOWS */
0x00, /*19:E */
0x00, /*20:S */
0x00, /*21:D */
0x00, /*22:X */
0x00, /*23:C */
0x3D, /*24:4 -> F4*/
0x3E, /*25:5 -> F5*/
0x00, /*26:R */
0x00, /*27:T */
0x00, /*28:F */
0x00, /*29:G */
0x00, /*30:V */
0x48, /*31:B -> BREAK*/
0x3F, /*32:6 -> F6*/
0x40, /*33:7 -> F7*/
0x00, /*34:Y */
0x00, /*35:U */
0x00, /*36:H */
0x00, /*37:J */
0x00, /*38:N */
0x00, /*39:M */
0x41, /*40:8 -> F8*/
0x42, /*41:9 -> F9*/
0x00, /*42:I */
0x00, /*43:O */
0x00, /*44:K */
0x00, /*45:L */
0x00, /*46:, */
0x00, /*47:. */
0x43, /*48:0 -> F10*/
0x44, /*49:- -> F11*/
0x46 /*50:P -> PRINT SCREEN*/
0x00, /*51:[ */
0x00, /*52: ; */
0x00, /*53: ' */
0x00, /*54: / */
0x00, /*55:NONE */
0x45, /*56: = -> F12*/
0x49, /*57:INSERT*/
0x00, /*58:] */
0x00, /*59:BACK SLASH */
0x00, /*60:NONE */
0x00, /*61:ENTER */
0x00, /*62:SPACE */
0x00 /*63:BACK SPACE */
};
#endif
#define ATM0177B3A 1 // 1.7inch TFT Display
#define SSD1306 3 // OLED Display
#define DISP_TYPE ATM0177B3A // DISPLAY TYPE
#define DISP_ROTATE 3 // TURN SCREEN(0=normal / 1=turn90 / 2=turn180 / 3=turn270)
#define SOFT_SPI 0 // (0=hardware / 1=software)
#if DISP_TYPE==ATM0177B3A
#define VRAMWIDTH 128 // width[pixel]
#define VRAMHEIGHT 160 // height[pixel]
#define FONTSIZE 2
#endif
#if DISP_TYPE==SSD1306
#define VRAMWIDTH 128 // width[pixel]
#define VRAMHEIGHT 64 // height[pixel]
#define FONTSIZE 2
#endif
#define VRAMSIZE (VRAMWIDTH*VRAMHEIGHT*2) // 115200 Bytes
#if DISP_ROTATE==0
#define VRAMXRANGE VRAMWIDTH
#define VRAMYRANGE VRAMHEIGHT
#endif
#if DISP_ROTATE==1
#define VRAMYRANGE VRAMWIDTH
#define VRAMXRANGE VRAMHEIGHT
#endif
#if DISP_ROTATE==2
#define VRAMXRANGE VRAMWIDTH
#define VRAMYRANGE VRAMHEIGHT
#endif
#if DISP_ROTATE==3
#define VRAMYRANGE VRAMWIDTH
#define VRAMXRANGE VRAMHEIGHT
#endif
#define VRAMXMAX (VRAMXRANGE-1)
#define VRAMYMAX (VRAMYRANGE-1)
unsigned char vram[VRAMSIZE];
int putch_x = 0;
int putch_y = 0;
unsigned int putch_color = 0xffff;
int putch_zoom = 1;
void disp_init(void);
void disp_update(void);
void tft_sendcmd_n_byte(unsigned char cmd ,const unsigned char *p ,char cnt);
void vram_cls(void);
unsigned int vram_point(int x,int y);
void vram_pset(int x,int y,unsigned int color);
void vram_line(int x1 ,int y1 ,int x2 ,int y2 ,unsigned int color);
void vram_fill(int x1 ,int y1 ,int x2 ,int y2 ,unsigned int color);
void vram_locate(int textx, int texty);
void vram_textcolor(unsigned int color);
void vram_putch(unsigned char ch);
void vram_putstr(unsigned char *p);
void vram_putdec(unsigned int num);
void vram_puthex(unsigned int num);
void vram_scroll(int xd,int yd);
void vram_spput(int x,int y, int num,unsigned int color);
void vram_spclr(int x,int y);
void spi_sendbyte(unsigned char data);
unsigned int color16bit(int r,int g,int b);
// ABS
int fnc_abs(int a)
{
if(a<0)a = -a;
return (a);
}
// SGN
int fnc_sgn(int a)
{
if(a<0)return(-1);
return (1);
}
// 画面キャプチャ
void capture(void)
{
unsigned int color;
int x,y,incomingByte;
// request
if (Serial.available() == 0) return;
incomingByte = Serial.read();
if(incomingByte != 0x43)return;
// responce
Serial.write(VRAMXRANGE);
Serial.write(VRAMYRANGE);
for(y=0; y<VRAMYRANGE; y++){
for(x=0; x<VRAMXRANGE; x++){
color = vram_point(x,y);
Serial.write(color >> 8);
Serial.write(color & 0xff);
Serial.flush();
}
}
}
#if DISP_TYPE==ATM0177B3A
#define TFTCLK 2 // clock
#define TFTMOSI 3 // TX
#define TFTMISO 4 // RX
#define TFTCS 7 // chip select
#define TFTCD 6 // command/data
#define SOFTWARE_RESET 0x01
#define SLEEP_OUT 0x11
#define PARTIAL_MODE_ON 0x12
#define NORMAL_DISPLAY_MODE_ON 0x13
#define DISPLAY_INVERSION_OFF 0x20
#define DISPLAY_INVERSION_ON 0x21
#define GAMMA_SET 0x26
#define DISPLAY_OFF 0x28
#define DISPLAY_ON 0x29
#define COLUMN_ADDRESS_SET 0x2A
#define PAGE_ADDRESS_SET 0x2B
#define MEMORY_WRITE 0x2C
#define V_SCROLL_DEFINITION 0x33
#define MEMORY_ACCESS_CONTROL 0x36
#define V_SCROLL_START_ADDRESS 0x37
#define INTERFACE_PIXEL_FORMAT 0x3A
#define FRAME_RATE_CONTROL_1 0xB1
#define DISPLAY_INVERSION_CONTROL 0xB4
#define DISPLAY_FUCTION_SET 0xB6
#define POWER_CONTROL_1 0xC0
#define POWER_CONTROL_2 0xC1
#define VCOM_CONTROL_1 0xC5
#define VCOM_OFFSET_CONTROL 0xC7
#define POSITIVE_GAMMA 0xE0
#define NEGATIVE_GAMMA 0xE1
#define GAM_R_SEL 0xF2
const unsigned char p_gamma_table[] = {
0x36,0x29,0x12,0x22,0x1C,0x15,0x42,0xB7,0x2F,0x13,0x12,0x0A,0x11,0x0B,0x06
};
const unsigned char n_gamma_table[] = {
0x09,0x16,0x2D,0x0D,0x13,0x15,0x40,0x48,0x53,0x0C,0x1D,0x25,0x2E,0x34,0x39
};
// INITIALIZE
void disp_init(void)
{
pinMode(TFTMOSI, OUTPUT);
pinMode(TFTCLK, OUTPUT);
pinMode(TFTCD, OUTPUT);
pinMode(TFTCS, OUTPUT);
digitalWrite(TFTMOSI, HIGH);
digitalWrite(TFTCLK, LOW);
digitalWrite(TFTCD, HIGH);
digitalWrite(TFTCS, HIGH);
#if SOFT_SPI==0
// SPI.setCS(TFTCS);
SPI.setSCK(TFTCLK);
SPI.setTX(TFTMOSI);
SPI.setRX(TFTMISO);
SPI.begin();
SPI.beginTransaction(SPISettings(16000000, MSBFIRST, SPI_MODE0));
#endif
delay(500);
tft_sendcmd(SOFTWARE_RESET);
delay(500);
tft_sendcmd(SLEEP_OUT);
delay(5);
tft_sendcmd_byte(INTERFACE_PIXEL_FORMAT, 0x05); //16bit
tft_sendcmd_byte(GAMMA_SET,0x04);
tft_sendcmd_byte(GAM_R_SEL,0x01);
tft_sendcmd(NORMAL_DISPLAY_MODE_ON);
tft_sendcmd_word(DISPLAY_FUCTION_SET,0xff06);
// tft_sendcmd_15byte(POSITIVE_GAMMA,(unsigned char *)p_gamma_table);
// tft_sendcmd_15byte(NEGATIVE_GAMMA,(unsigned char *)n_gamma_table);
tft_sendcmd_word(FRAME_RATE_CONTROL_1,0x0802);
tft_sendcmd_byte(DISPLAY_INVERSION_CONTROL,0x07);
tft_sendcmd_word(POWER_CONTROL_1,0x0A02);
tft_sendcmd_byte(POWER_CONTROL_2,0x02);
tft_sendcmd_word(VCOM_CONTROL_1,0x5063);
tft_sendcmd_byte(VCOM_OFFSET_CONTROL,0x00);
tft_sendcmd_long(COLUMN_ADDRESS_SET,VRAMWIDTH-1);
tft_sendcmd_long(PAGE_ADDRESS_SET,VRAMHEIGHT-1);
// tft_sendcmd_long(V_SCROLL_DEFINITION,VRAMHEIGHT);
// spi_sendbyte(0);
// spi_sendbyte(0);
// tft_sendcmd_byte(MEMORY_ACCESS_CONTROL,0x00); // RGB
// tft_sendcmd_word(V_SCROLL_START_ADDRESS,0x0000);
tft_sendcmd(DISPLAY_ON);
delay(25);
}
//
void spi_sendbyte(unsigned char data)
{
#if SOFT_SPI==0
SPI.transfer(data);
#else
unsigned char bitmask;
digitalWrite(TFTCLK, LOW);
bitmask = 0x80;
while(bitmask){
digitalWrite(TFTMOSI, ((bitmask & data) != 0));
digitalWrite(TFTCLK, HIGH);
digitalWrite(TFTCLK, LOW);
bitmask >>= 1;
}
#endif
}
//
void spi_send_n_byte(unsigned char *ptr,int bytecnt)
{
#if SOFT_SPI==0
SPI.transfer(ptr,bytecnt);
#else
unsigned char bitmask;
unsigned char data;
while(bytecnt--){
data = *ptr++;
digitalWrite(TFTCLK, LOW);
bitmask = 0x80; // MSB FIRST
while(bitmask){
if(bitmask & data){
digitalWrite(TFTMOSI, HIGH);
}else{
digitalWrite(TFTMOSI, LOW);
}
digitalWrite(TFTCLK, HIGH);
digitalWrite(TFTCLK, LOW);
bitmask >>= 1;
}
}
#endif
}
//
void tft_sendcmd(unsigned char data)
{
digitalWrite(TFTCD,LOW);
digitalWrite(TFTCS,LOW);
spi_sendbyte(data);
digitalWrite(TFTCS,HIGH);
digitalWrite(TFTCD,HIGH);
}
//
void tft_sendcmd_15byte(unsigned char cmd,unsigned char *data)
{
int cnt;
tft_sendcmd(cmd);
digitalWrite(TFTCS,LOW);
cnt=15;
while(cnt--){
spi_sendbyte(*data++);
}
digitalWrite(TFTCS,HIGH);
delay(1);
}
//
void tft_sendcmd_byte(unsigned char cmd,unsigned char data)
{
tft_sendcmd(cmd);
digitalWrite(TFTCS,LOW);
spi_sendbyte(data);
digitalWrite(TFTCS,HIGH);
delay(1);
}
//
void tft_sendcmd_word(unsigned char cmd,unsigned int data)
{
tft_sendcmd(cmd);
digitalWrite(TFTCS,LOW);
spi_sendbyte((unsigned char)(data >> 8));
spi_sendbyte((unsigned char)(data & 0xff));
digitalWrite(TFTCS,HIGH);
delay(1);
}
//
void tft_sendcmd_long(unsigned char cmd,unsigned long data)
{
tft_sendcmd(cmd);
digitalWrite(TFTCS,LOW);
spi_sendbyte((unsigned char)(data >> 24));
spi_sendbyte((unsigned char)((data >> 16)& 0xff));
spi_sendbyte((unsigned char)((data >> 8)& 0xff));
spi_sendbyte((unsigned char)(data & 0xff));
digitalWrite(TFTCS,HIGH);
delay(1);
}
// SEND VRAM to DISPLAY
void disp_update(void)
{
unsigned int totalcnt;
unsigned char *ptr;
tft_sendcmd(MEMORY_WRITE);
digitalWrite(TFTCS,LOW);
ptr = vram;
totalcnt = VRAMSIZE;
while(totalcnt--){
spi_sendbyte(*ptr++);
}
digitalWrite(TFTCS,HIGH);
delay(1);
// capture();
}
#endif
//
#if DISP_TYPE==SSD1306
#define OLEDADDR (0x78 >> 1) // SSD1306 I2C address
#define SET_CONTRAST_CONTROL 0x81
#define SET_CHARGE_PUMP 0x8D
#define SET_ADDRESSING_MODE 0x20
#define SET_DISPLAY_STARTLINE 0x40
#define SET_SEGMENT_REMAP 0xA1
#define SET_ENTIRE_DISPLAY 0xA4
#define SET_DISPLAY_NORMAL 0xA6
#define SET_MULTIPLEX_RATIO 0xA8
#define SET_DISPLAY_ON 0xAF
#define SET_COM_OUTPUT_SCAN 0xC8
#define SET_DISPLAY_OFFSET 0xD3
#define SET_OSCILLATOR_FREQ 0xD5
#define SET_COM_PINS_HARDWARE 0xDA
#define SET_COLUMN_ADDRESS 0x21
#define SET_PAGE_ADDRESS 0x22
//
void oled_command(unsigned char data)
{
Wire.beginTransmission(OLEDADDR);
Wire.write(0b10000000);
Wire.write(data);
Wire.endTransmission();
}
//
void oled_command2(unsigned char data1,unsigned char data2)
{
Wire.beginTransmission(OLEDADDR);
Wire.write(0b00000000);
Wire.write(data1);
Wire.write(data2);
Wire.endTransmission();
}
// INITIALIZE
void disp_init(void)
{
Wire.setSDA(4);
Wire.setSCL(5);
Wire.setClock(2000000);
Wire.begin();
delay(50);
oled_command2(SET_MULTIPLEX_RATIO , 0x3F);
oled_command2(SET_DISPLAY_OFFSET,0);
oled_command(SET_DISPLAY_STARTLINE);
oled_command(SET_COM_OUTPUT_SCAN);
oled_command(SET_SEGMENT_REMAP);
oled_command2(SET_COM_PINS_HARDWARE, 0x12);
oled_command2(SET_CONTRAST_CONTROL , 0x80);
oled_command(SET_ENTIRE_DISPLAY);
oled_command(SET_DISPLAY_NORMAL);
oled_command2(SET_OSCILLATOR_FREQ , 0x80);
oled_command2(SET_ADDRESSING_MODE ,0);
oled_command2(SET_CHARGE_PUMP , 0x14);
oled_command(SET_DISPLAY_ON);
delay(10);
}
// SEND VRAM to DISPLAY
void disp_update(void){
int i,j,x,y;
unsigned char *ptr,*ptr2;
unsigned char work;
Wire.beginTransmission(OLEDADDR);
Wire.write(0b00000000);
Wire.write(SET_COLUMN_ADDRESS);
Wire.write(0); // start column
Wire.write(VRAMWIDTH-1); // end column
Wire.write(SET_PAGE_ADDRESS);
Wire.write(0); // start page
Wire.write((VRAMHEIGHT/8)-1); // end page
Wire.endTransmission();
x=0;
y=0;
ptr = vram;
while(y < VRAMHEIGHT){
Wire.beginTransmission(OLEDADDR);
Wire.write(0b01000000);
for(i=0; i<8; i++){
ptr2 = ptr;
work = 0;
for(j=0; j<8; j++){
work >>= 1;
if(*ptr2)work |= 0x80;
ptr2 += VRAMWIDTH*2;
}
Wire.write(work);
x++;
ptr += 2;
}
Wire.endTransmission();
if(x >= VRAMWIDTH){
x=0;
y+=8;
ptr = vram + (y*VRAMWIDTH*2);
}
}
}
//capture();
#endif
// CALC. COLOR
unsigned int color16bit(int r,int g,int b)
{
// RRRRRGGGGGGBBBBB
// blue :bit4 -bit0 (0-31)
// green:bit10-bit5 (0-63)
// red :bit15-bit11(0-31)
r >>= 3;
g >>= 2;
b >>= 3;
return(((unsigned int)r << 11)+(g << 5)+b);
}
// CLEAR VRAM
void vram_cls(void)
{
long i;
unsigned char *ptr;
ptr = vram;
i = VRAMSIZE;
while(i--){
*ptr++ = 0;
}
}
// GET PIXEL
unsigned int vram_point(int x,int y)
{
int i;
unsigned int color;
unsigned char *ptr;
#if DISP_ROTATE==1
i=x;
x=(VRAMWIDTH-1)-y;
y=i;
#endif
#if DISP_ROTATE==2
x=(VRAMWIDTH-1)-x;
y=(VRAMHEIGHT-1)-y;
#endif
#if DISP_ROTATE==3
i=x;
x=y;
y=(VRAMHEIGHT-1)-i;
#endif
if(x<0)return(0);
if(y<0)return(0);
if(x>=VRAMWIDTH)return(0);
if(y>=VRAMHEIGHT)return(0);
ptr = vram;
ptr += ((long)y*(VRAMWIDTH*2)) + (x*2);
color = *ptr << 8;
ptr++;
color += *ptr;
return(color);
}
// DRAW PIXEL
void vram_pset(int x,int y,unsigned int color)
{
int i;
unsigned char *ptr;
#if DISP_ROTATE==1
i=x;
x=(VRAMWIDTH-1)-y;
y=i;
#endif
#if DISP_ROTATE==2
x=(VRAMWIDTH-1)-x;
y=(VRAMHEIGHT-1)-y;
#endif
#if DISP_ROTATE==3
i=x;
x=y;
y=(VRAMHEIGHT-1)-i;
#endif
if(x<0)return;
if(y<0)return;
if(x>=VRAMWIDTH)return;
if(y>=VRAMHEIGHT)return;
ptr = vram;
ptr += ((long)y*(VRAMWIDTH*2)) + (x*2);
*ptr++ = color >> 8; //high
*ptr = color & 0xff; //low
}
// BOX FILL
void vram_fill(int x1 ,int y1 ,int x2 ,int y2 ,unsigned int color)
{
int x,y;
for(y=y1; y<=y2; y++){
for(x=x1; x<=x2; x++){
vram_pset(x, y ,color); //ドット描画
}
}
}
// DRAW LINE
void vram_line(int x1 ,int y1 ,int x2 ,int y2 ,unsigned int color)
{
int xd; // X2-X1座標の距離
int yd; // Y2-Y1座標の距離
int xs=1; // X方向の1pixel移動量
int ys=1; // Y方向の1pixel移動量
int e;
xd = x2 - x1; // X2-X1座標の距離
if(xd < 0){
xd = -xd; // X2-X1座標の絶対値
xs = -1; // X方向の1pixel移動量
}
yd = y2 - y1; // Y2-Y1座標の距離
if(yd < 0){
yd = -yd; // Y2-Y1座標の絶対値
ys = -1; // Y方向の1pixel移動量
}
vram_pset (x1, y1 ,color); //ドット描画
e = 0;
if( yd < xd ) {
while( x1 != x2) {
x1 += xs;
e += (2 * yd);
if(e >= xd) {
y1 += ys;
e -= (2 * xd);
}
vram_pset(x1, y1 ,color); //ドット描画
}
}else{
while( y1 != y2) {
y1 += ys;
e += (2 * xd);
if(e >= yd) {
x1 += xs;
e -= (2 * yd);
}
vram_pset(x1, y1 ,color); //ドット描画
}
}
}
// LOCATE
void vram_locate(int textx, int texty)
{
putch_x = textx;
putch_y = texty;
}
// TEXT COLOR
void vram_textcolor(unsigned int color)
{
putch_color = color;
}
// TEXT ZOOM
void vram_textzoom(int zoom)
{
putch_zoom = zoom;
}
// PRINT CHARACTER
void vram_putch(unsigned char ch)
{
char i,j;
unsigned char bitdata;
int idx,x,y;
if(ch =='\n')putch_x += VRAMXMAX;
if(putch_x > (VRAMXRANGE-(8*putch_zoom))){
putch_x = 0;
putch_y += 8*putch_zoom;
y = (VRAMYRANGE-(8*putch_zoom));
if(putch_y > y){
vram_scroll(0,putch_y - y);
putch_y = y;
}
}
if(ch < 0x20)return;
if(ch >= 0x80)return;
ch -= 0x20;
idx = ((int)ch * 8);
for(i=0 ;i<8 ;i++) {
bitdata = font[idx];
idx++;
for(j=0; j<8; j++){
if(bitdata & 0x80){
x=putch_x+(j*putch_zoom);
y=putch_y+(i*putch_zoom);
vram_fill(x,y,x+putch_zoom-1,y+putch_zoom-1,putch_color);
}
bitdata <<= 1;
}
}
putch_x += 8*putch_zoom;
}
// PRINT STRING
void vram_putstr(unsigned char *p)
{
while(*p != 0){
vram_putch( *p++ );
}
}
// PRINT DECIMAL
void vram_putdec(unsigned int num)
{
unsigned char ch;
unsigned int shift=10000;
while(shift > 0){
ch = (num / shift) % 10;
ch += '0';
vram_putch(ch);
shift /= 10;
}
}
// PRINT DECIMAL
void vram_putdec2(unsigned int num)
{
vram_putch((num / 10)+'0');
vram_putch((num % 10)+'0');
}
// PRINT HEXADECIMAL
void vram_puthex(unsigned char num)
{
unsigned char ch;
char shift=4;
while(shift >= 0){
ch = (num >> shift) & 0xf;
if(ch < 10){
ch += '0';
}else{
ch += ('A'-10);
}
vram_putch( ch);
shift -= 4;
}
}
// SCROLL
void vram_scroll(int xd,int yd)
{
int x,y;
unsigned int color;
for(y=0;y<VRAMYRANGE;y++){
for(x=0;x<VRAMXRANGE;x++){
color = vram_point(x+xd, y+yd);
vram_pset(x,y,color);
}
}
}
// BCDを10進に変換
unsigned char bcd_to_num(unsigned char num){
return((num >> 4)*10 + (num & 0xf));
}
// 10進をBCDに変換
unsigned char num_to_bcd(unsigned char num){
unsigned char numhigh,numlow;
numhigh = num / 10;
numlow = num % 10;
return((numhigh << 4) + numlow);
}