Paulo Bruckmann
Added new display module GREENTAB2 (3.3v compact blue board, 8 pin no SD card)
Diff: Adafruit_ST7735.cpp
- Revision:
- 7:856a3443f68d
- Parent:
- 6:c964b41674fc
--- a/Adafruit_ST7735.cpp Sun Nov 22 15:59:30 2015 +0000
+++ b/Adafruit_ST7735.cpp Mon Apr 20 18:17:52 2020 +0000
@@ -16,253 +16,321 @@
MIT license, all text above must be included in any redistribution
****************************************************/
-#include "mbed.h"
+// + GREENTAB2 display
+
#include "Adafruit_ST7735.h"
-inline uint16_t swapcolor(uint16_t x) {
+#include "mbed.h"
+
+inline uint16_t swapcolor(uint16_t x) {
return (x << 11) | (x & 0x07E0) | (x >> 11);
}
-// Constructor
-Adafruit_ST7735::Adafruit_ST7735(PinName mosi, PinName miso, PinName sck, PinName cs, PinName rs, PinName rst)
- : lcdPort(mosi, miso, sck), _cs(cs), _rs(rs), _rst(rst), Adafruit_GFX(ST7735_TFTWIDTH, ST7735_TFTHEIGHT)
-{ }
-
+// Constructor
+Adafruit_ST7735::Adafruit_ST7735(PinName mosi, PinName miso, PinName sck,
+ PinName cs, PinName rs, PinName rst)
+ : lcdPort(mosi, miso, sck), _cs(cs), _rs(rs), _rst(rst),
+ Adafruit_GFX(ST7735_TFTWIDTH, ST7735_TFTHEIGHT) {}
-void Adafruit_ST7735::writecommand(uint8_t c)
-{
- _rs = 0;
- _cs = 0;
- lcdPort.write( c );
- _cs = 1;
+void Adafruit_ST7735::writecommand(uint8_t c) {
+ _rs = 0;
+ _cs = 0;
+
+ lcdPort.write(c);
+ _cs = 1;
}
+void Adafruit_ST7735::writedata(uint8_t c) {
+ _rs = 1;
+ _cs = 0;
+ lcdPort.write(c);
-void Adafruit_ST7735::writedata(uint8_t c)
-{
- _rs = 1;
- _cs = 0;
- lcdPort.write( c );
-
- _cs = 1;
+ _cs = 1;
}
-
// Rather than a bazillion writecommand() and writedata() calls, screen
// initialization commands and arguments are organized in these tables
// stored in PROGMEM. The table may look bulky, but that's mostly the
// formatting -- storage-wise this is hundreds of bytes more compact
// than the equivalent code. Companion function follows.
#define DELAY 0x80
-static unsigned char
- Bcmd[] = { // Initialization commands for 7735B screens
- 18, // 18 commands in list:
- ST7735_SWRESET, DELAY, // 1: Software reset, no args, w/delay
- 50, // 50 ms delay
- ST7735_SLPOUT , DELAY, // 2: Out of sleep mode, no args, w/delay
- 255, // 255 = 500 ms delay
- ST7735_COLMOD , 1+DELAY, // 3: Set color mode, 1 arg + delay:
- 0x05, // 16-bit color
- 10, // 10 ms delay
- ST7735_FRMCTR1, 3+DELAY, // 4: Frame rate control, 3 args + delay:
- 0x00, // fastest refresh
- 0x06, // 6 lines front porch
- 0x03, // 3 lines back porch
- 10, // 10 ms delay
- ST7735_MADCTL , 1 , // 5: Memory access ctrl (directions), 1 arg:
- 0x08, // Row addr/col addr, bottom to top refresh
- ST7735_DISSET5, 2 , // 6: Display settings #5, 2 args, no delay:
- 0x15, // 1 clk cycle nonoverlap, 2 cycle gate
- // rise, 3 cycle osc equalize
- 0x02, // Fix on VTL
- ST7735_INVCTR , 1 , // 7: Display inversion control, 1 arg:
- 0x0, // Line inversion
- ST7735_PWCTR1 , 2+DELAY, // 8: Power control, 2 args + delay:
- 0x02, // GVDD = 4.7V
- 0x70, // 1.0uA
- 10, // 10 ms delay
- ST7735_PWCTR2 , 1 , // 9: Power control, 1 arg, no delay:
- 0x05, // VGH = 14.7V, VGL = -7.35V
- ST7735_PWCTR3 , 2 , // 10: Power control, 2 args, no delay:
- 0x01, // Opamp current small
- 0x02, // Boost frequency
- ST7735_VMCTR1 , 2+DELAY, // 11: Power control, 2 args + delay:
- 0x3C, // VCOMH = 4V
- 0x38, // VCOML = -1.1V
- 10, // 10 ms delay
- ST7735_PWCTR6 , 2 , // 12: Power control, 2 args, no delay:
- 0x11, 0x15,
- ST7735_GMCTRP1,16 , // 13: Magical unicorn dust, 16 args, no delay:
- 0x09, 0x16, 0x09, 0x20, // (seriously though, not sure what
- 0x21, 0x1B, 0x13, 0x19, // these config values represent)
- 0x17, 0x15, 0x1E, 0x2B,
- 0x04, 0x05, 0x02, 0x0E,
- ST7735_GMCTRN1,16+DELAY, // 14: Sparkles and rainbows, 16 args + delay:
- 0x0B, 0x14, 0x08, 0x1E, // (ditto)
- 0x22, 0x1D, 0x18, 0x1E,
- 0x1B, 0x1A, 0x24, 0x2B,
- 0x06, 0x06, 0x02, 0x0F,
- 10, // 10 ms delay
- ST7735_CASET , 4 , // 15: Column addr set, 4 args, no delay:
- 0x00, 0x02, // XSTART = 2
- 0x00, 0x81, // XEND = 129
- ST7735_RASET , 4 , // 16: Row addr set, 4 args, no delay:
- 0x00, 0x02, // XSTART = 1
- 0x00, 0x81, // XEND = 160
- ST7735_NORON , DELAY, // 17: Normal display on, no args, w/delay
- 10, // 10 ms delay
- ST7735_DISPON , DELAY, // 18: Main screen turn on, no args, w/delay
- 255 }, // 255 = 500 ms delay
+
+static unsigned char Bcmd[] =
+ { // Initialization commands for 7735B screens
+ 18, // 18 commands in list:
+ ST7735_SWRESET, DELAY, // 1: Software reset, no args, w/delay
+ 50, // 50 ms delay
+ ST7735_SLPOUT, DELAY, // 2: Out of sleep mode, no args, w/delay
+ 255, // 255 = 500 ms delay
+ ST7735_COLMOD, 1 + DELAY, // 3: Set color mode, 1 arg + delay:
+ 0x05, // 16-bit color
+ 10, // 10 ms delay
+ ST7735_FRMCTR1, 3 + DELAY, // 4: Frame rate control, 3 args + delay:
+ 0x00, // fastest refresh
+ 0x06, // 6 lines front porch
+ 0x03, // 3 lines back porch
+ 10, // 10 ms delay
+ ST7735_MADCTL, 1, // 5: Memory access ctrl (directions), 1 arg:
+ 0x08, // Row addr/col addr, bottom to top refresh
+ ST7735_DISSET5, 2, // 6: Display settings #5, 2 args, no delay:
+ 0x15, // 1 clk cycle nonoverlap, 2 cycle gate
+ // rise, 3 cycle osc equalize
+ 0x02, // Fix on VTL
+ ST7735_INVCTR, 1, // 7: Display inversion control, 1 arg:
+ 0x0, // Line inversion
+ ST7735_PWCTR1, 2 + DELAY, // 8: Power control, 2 args + delay:
+ 0x02, // GVDD = 4.7V
+ 0x70, // 1.0uA
+ 10, // 10 ms delay
+ ST7735_PWCTR2, 1, // 9: Power control, 1 arg, no delay:
+ 0x05, // VGH = 14.7V, VGL = -7.35V
+ ST7735_PWCTR3, 2, // 10: Power control, 2 args, no delay:
+ 0x01, // Opamp current small
+ 0x02, // Boost frequency
+ ST7735_VMCTR1, 2 + DELAY, // 11: Power control, 2 args + delay:
+ 0x3C, // VCOMH = 4V
+ 0x38, // VCOML = -1.1V
+ 10, // 10 ms delay
+ ST7735_PWCTR6, 2, // 12: Power control, 2 args, no delay:
+ 0x11, 0x15, ST7735_GMCTRP1,
+ 16, // 13: Magical unicorn dust, 16 args, no delay:
+ 0x09, 0x16, 0x09, 0x20, // (seriously though, not sure what
+ 0x21, 0x1B, 0x13, 0x19, // these config values represent)
+ 0x17, 0x15, 0x1E, 0x2B, 0x04, 0x05, 0x02, 0x0E, ST7735_GMCTRN1,
+ 16 + DELAY, // 14: Sparkles and rainbows, 16 args + delay:
+ 0x0B, 0x14, 0x08, 0x1E, // (ditto)
+ 0x22, 0x1D, 0x18, 0x1E, 0x1B, 0x1A, 0x24, 0x2B, 0x06, 0x06, 0x02, 0x0F,
+ 10, // 10 ms delay
+ ST7735_CASET, 4, // 15: Column addr set, 4 args, no delay:
+ 0x00, 0x02, // XSTART = 2
+ 0x00, 0x81, // XEND = 129
+ ST7735_RASET, 4, // 16: Row addr set, 4 args, no delay:
+ 0x00, 0x02, // XSTART = 1
+ 0x00, 0x81, // XEND = 160
+ ST7735_NORON, DELAY, // 17: Normal display on, no args, w/delay
+ 10, // 10 ms delay
+ ST7735_DISPON, DELAY, // 18: Main screen turn on, no args, w/delay
+ 255}, // 255 = 500 ms delay
- Rcmd1[] = { // Init for 7735R, part 1 (red or green tab)
- 15, // 15 commands in list:
- ST7735_SWRESET, DELAY, // 1: Software reset, 0 args, w/delay
- 150, // 150 ms delay
- ST7735_SLPOUT , DELAY, // 2: Out of sleep mode, 0 args, w/delay
- 255, // 500 ms delay
- ST7735_FRMCTR1, 3 , // 3: Frame rate ctrl - normal mode, 3 args:
- 0x01, 0x2C, 0x2D, // Rate = fosc/(1x2+40) * (LINE+2C+2D)
- ST7735_FRMCTR2, 3 , // 4: Frame rate control - idle mode, 3 args:
- 0x01, 0x2C, 0x2D, // Rate = fosc/(1x2+40) * (LINE+2C+2D)
- ST7735_FRMCTR3, 6 , // 5: Frame rate ctrl - partial mode, 6 args:
- 0x01, 0x2C, 0x2D, // Dot inversion mode
- 0x01, 0x2C, 0x2D, // Line inversion mode
- ST7735_INVCTR , 1 , // 6: Display inversion ctrl, 1 arg, no delay:
- 0x07, // No inversion
- ST7735_PWCTR1 , 3 , // 7: Power control, 3 args, no delay:
- 0xA2,
- 0x02, // -4.6V
- 0x84, // AUTO mode
- ST7735_PWCTR2 , 1 , // 8: Power control, 1 arg, no delay:
- 0xC5, // VGH25 = 2.4C VGSEL = -10 VGH = 3 * AVDD
- ST7735_PWCTR3 , 2 , // 9: Power control, 2 args, no delay:
- 0x0A, // Opamp current small
- 0x00, // Boost frequency
- ST7735_PWCTR4 , 2 , // 10: Power control, 2 args, no delay:
- 0x8A, // BCLK/2, Opamp current small & Medium low
- 0x2A,
- ST7735_PWCTR5 , 2 , // 11: Power control, 2 args, no delay:
- 0x8A, 0xEE,
- ST7735_VMCTR1 , 1 , // 12: Power control, 1 arg, no delay:
- 0x0E,
- ST7735_INVOFF , 0 , // 13: Don't invert display, no args, no delay
- ST7735_MADCTL , 1 , // 14: Memory access control (directions), 1 arg:
- 0xC8, // row addr/col addr, bottom to top refresh
- ST7735_COLMOD , 1 , // 15: set color mode, 1 arg, no delay:
- 0x05 }, // 16-bit color
+ Rcmd1[] =
+ { // Init for 7735R, part 1 (red or green tab)
+ 15, // 15 commands in list:
+ ST7735_SWRESET,
+ DELAY, // 1: Software reset, 0 args, w/delay
+ 150, // 150 ms delay
+ ST7735_SLPOUT,
+ DELAY, // 2: Out of sleep mode, 0 args, w/delay
+ 255, // 500 ms delay
+ ST7735_FRMCTR1,
+ 3, // 3: Frame rate ctrl - normal mode, 3 args:
+ 0x01,
+ 0x2C,
+ 0x2D, // Rate = fosc/(1x2+40) * (LINE+2C+2D)
+ ST7735_FRMCTR2,
+ 3, // 4: Frame rate control - idle mode, 3 args:
+ 0x01,
+ 0x2C,
+ 0x2D, // Rate = fosc/(1x2+40) * (LINE+2C+2D)
+ ST7735_FRMCTR3,
+ 6, // 5: Frame rate ctrl - partial mode, 6 args:
+ 0x01,
+ 0x2C,
+ 0x2D, // Dot inversion mode
+ 0x01,
+ 0x2C,
+ 0x2D, // Line inversion mode
+ ST7735_INVCTR,
+ 1, // 6: Display inversion ctrl, 1 arg, no delay:
+ 0x07, // No inversion
+ ST7735_PWCTR1,
+ 3, // 7: Power control, 3 args, no delay:
+ 0xA2,
+ 0x02, // -4.6V
+ 0x84, // AUTO mode
+ ST7735_PWCTR2,
+ 1, // 8: Power control, 1 arg, no delay:
+ 0xC5, // VGH25 = 2.4C VGSEL = -10 VGH = 3 * AVDD
+ ST7735_PWCTR3,
+ 2, // 9: Power control, 2 args, no delay:
+ 0x0A, // Opamp current small
+ 0x00, // Boost frequency
+ ST7735_PWCTR4,
+ 2, // 10: Power control, 2 args, no delay:
+ 0x8A, // BCLK/2, Opamp current small & Medium low
+ 0x2A,
+ ST7735_PWCTR5,
+ 2, // 11: Power control, 2 args, no delay:
+ 0x8A,
+ 0xEE,
+ ST7735_VMCTR1,
+ 1, // 12: Power control, 1 arg, no delay:
+ 0x0E,
+ ST7735_INVOFF,
+ 0, // 13: Don't invert display, no args, no delay
+ ST7735_MADCTL,
+ 1, // 14: Memory access control (directions), 1 arg:
+ 0xC8, // row addr/col addr, bottom to top refresh
+ ST7735_COLMOD,
+ 1, // 15: set color mode, 1 arg, no delay:
+ 0x05}, // 16-bit color
- Rcmd2green[] = { // Init for 7735R, part 2 (green tab only)
- 2, // 2 commands in list:
- ST7735_CASET , 4 , // 1: Column addr set, 4 args, no delay:
- 0x00, 0x02, // XSTART = 0
- 0x00, 0x7F+0x02, // XEND = 127
- ST7735_RASET , 4 , // 2: Row addr set, 4 args, no delay:
- 0x00, 0x01, // XSTART = 0
- 0x00, 0x9F+0x01 }, // XEND = 159
- Rcmd2red[] = { // Init for 7735R, part 2 (red tab only)
- 2, // 2 commands in list:
- ST7735_CASET , 4 , // 1: Column addr set, 4 args, no delay:
- 0x00, 0x00, // XSTART = 0
- 0x00, 0x7F, // XEND = 127
- ST7735_RASET , 4 , // 2: Row addr set, 4 args, no delay:
- 0x00, 0x00, // XSTART = 0
- 0x00, 0x9F }, // XEND = 159
+ Rcmd2green[] =
+ { // Init for 7735R, part 2 (green tab only)
+ 2, // 2 commands in list:
+ ST7735_CASET,
+ 4, // 1: Column addr set, 4 args, no delay:
+ 0x00,
+ 0x02, // XSTART = 0
+ 0x00,
+ 0x7F + 0x02, // XEND = 127
+ ST7735_RASET,
+ 4, // 2: Row addr set, 4 args, no delay:
+ 0x00,
+ 0x01, // XSTART = 0
+ 0x00,
+ 0x9F + 0x01}, // XEND = 159
+ Rcmd2red[] =
+ { // Init for 7735R, part 2 (red tab only)
+ 2, // 2 commands in list:
+ ST7735_CASET,
+ 4, // 1: Column addr set, 4 args, no delay:
+ 0x00,
+ 0x00, // XSTART = 0
+ 0x00,
+ 0x7F, // XEND = 127
+ ST7735_RASET,
+ 4, // 2: Row addr set, 4 args, no delay:
+ 0x00,
+ 0x00, // XSTART = 0
+ 0x00,
+ 0x9F}, // XEND = 159
- Rcmd2green144[] = { // Init for 7735R, part 2 (green 1.44 tab)
- 2, // 2 commands in list:
- ST7735_CASET , 4 , // 1: Column addr set, 4 args, no delay:
- 0x00, 0x00, // XSTART = 0
- 0x00, 0x7F, // XEND = 127
- ST7735_RASET , 4 , // 2: Row addr set, 4 args, no delay:
- 0x00, 0x00, // XSTART = 0
- 0x00, 0x7F }, // XEND = 127
+ Rcmd2green144[] =
+ { // Init for 7735R, part 2 (green 1.44 tab)
+ 2, // 2 commands in list:
+ ST7735_CASET,
+ 4, // 1: Column addr set, 4 args, no delay:
+ 0x00,
+ 0x00, // XSTART = 0
+ 0x00,
+ 0x7F, // XEND = 127
+ ST7735_RASET,
+ 4, // 2: Row addr set, 4 args, no delay:
+ 0x00,
+ 0x00, // XSTART = 0
+ 0x00,
+ 0x7F}, // XEND = 127
- Rcmd3[] = { // Init for 7735R, part 3 (red or green tab)
- 4, // 4 commands in list:
- ST7735_GMCTRP1, 16 , // 1: Magical unicorn dust, 16 args, no delay:
- 0x02, 0x1c, 0x07, 0x12,
- 0x37, 0x32, 0x29, 0x2d,
- 0x29, 0x25, 0x2B, 0x39,
- 0x00, 0x01, 0x03, 0x10,
- ST7735_GMCTRN1, 16 , // 2: Sparkles and rainbows, 16 args, no delay:
- 0x03, 0x1d, 0x07, 0x06,
- 0x2E, 0x2C, 0x29, 0x2D,
- 0x2E, 0x2E, 0x37, 0x3F,
- 0x00, 0x00, 0x02, 0x10,
- ST7735_NORON , DELAY, // 3: Normal display on, no args, w/delay
- 10, // 10 ms delay
- ST7735_DISPON , DELAY, // 4: Main screen turn on, no args w/delay
- 100 }; // 100 ms delay
-
+ Rcmd3[] = { // Init for 7735R, part 3 (red or green tab)
+ 4, // 4 commands in list:
+ ST7735_GMCTRP1,
+ 16, // 1: Magical unicorn dust, 16 args, no delay:
+ 0x02,
+ 0x1c,
+ 0x07,
+ 0x12,
+ 0x37,
+ 0x32,
+ 0x29,
+ 0x2d,
+ 0x29,
+ 0x25,
+ 0x2B,
+ 0x39,
+ 0x00,
+ 0x01,
+ 0x03,
+ 0x10,
+ ST7735_GMCTRN1,
+ 16, // 2: Sparkles and rainbows, 16 args, no delay:
+ 0x03,
+ 0x1d,
+ 0x07,
+ 0x06,
+ 0x2E,
+ 0x2C,
+ 0x29,
+ 0x2D,
+ 0x2E,
+ 0x2E,
+ 0x37,
+ 0x3F,
+ 0x00,
+ 0x00,
+ 0x02,
+ 0x10,
+ ST7735_NORON,
+ DELAY, // 3: Normal display on, no args, w/delay
+ 10, // 10 ms delay
+ ST7735_DISPON,
+ DELAY, // 4: Main screen turn on, no args w/delay
+ 100}; // 100 ms delay
// Companion code to the above tables. Reads and issues
// a series of LCD commands stored in byte array.
-void Adafruit_ST7735::commandList(uint8_t *addr)
-{
-
- uint8_t numCommands, numArgs;
- uint16_t ms;
+void Adafruit_ST7735::commandList(uint8_t *addr) {
+ uint8_t numCommands, numArgs;
+ uint16_t ms;
- numCommands = *addr++; // Number of commands to follow
- while(numCommands--) { // For each command...
- writecommand(*addr++); // Read, issue command
- numArgs = *addr++; // Number of args to follow
- ms = numArgs & DELAY; // If hibit set, delay follows args
- numArgs &= ~DELAY; // Mask out delay bit
- while(numArgs--) { // For each argument...
- writedata(*addr++); // Read, issue argument
- }
+ numCommands = *addr++; // Number of commands to follow
+ while (numCommands--) { // For each command...
+ writecommand(*addr++); // Read, issue command
+ numArgs = *addr++; // Number of args to follow
+ ms = numArgs & DELAY; // If hibit set, delay follows args
+ numArgs &= ~DELAY; // Mask out delay bit
+ while (numArgs--) { // For each argument...
+ writedata(*addr++); // Read, issue argument
+ }
- if(ms) {
- ms = *addr++; // Read post-command delay time (ms)
- if(ms == 255) ms = 500; // If 255, delay for 500 ms
- wait_ms(ms);
- }
+ if (ms) {
+ ms = *addr++; // Read post-command delay time (ms)
+ if (ms == 255)
+ ms = 500; // If 255, delay for 500 ms
+ ThisThread::sleep_for(ms);
}
+ }
}
-
// Initialization code common to both 'B' and 'R' type displays
-void Adafruit_ST7735::commonInit(uint8_t *cmdList)
-{
+void Adafruit_ST7735::commonInit(uint8_t *cmdList) {
+
+ colstart = rowstart = 0; // May be overridden in init func
- colstart = rowstart = 0; // May be overridden in init func
+ _rs = 1;
+ _cs = 1;
- _rs = 1;
- _cs = 1;
+ // use default SPI format
+ lcdPort.format(8, 0);
+ lcdPort.frequency(20000000);
- // use default SPI format
- lcdPort.format(8,0);
- lcdPort.frequency(4000000); // Lets try 4MHz
+ // toggle RST low to reset; CS low so it'll listen to us
+ _cs = 0;
+ _rst = 1;
+ ThisThread::sleep_for(100);
+ _rst = 0;
+ ThisThread::sleep_for(100);
+ _rst = 1;
+ ThisThread::sleep_for(100);
- // toggle RST low to reset; CS low so it'll listen to us
- _cs = 0;
- _rst = 1;
- wait_ms(500);
- _rst = 0;
- wait_ms(500);
- _rst = 1;
- wait_ms(500);
-
- if(cmdList) commandList(cmdList);
+ if (cmdList)
+ commandList(cmdList);
}
-
// Initialization for ST7735B screens
-void Adafruit_ST7735::initB(void)
-{
- commonInit(Bcmd);
-}
-
+void Adafruit_ST7735::initB(void) { commonInit(Bcmd); }
// Initialization for ST7735R screens (green or red tabs)
void Adafruit_ST7735::initR(uint8_t options) {
commonInit(Rcmd1);
- if(options == INITR_GREENTAB) {
+ if (options == INITR_GREENTAB) {
commandList(Rcmd2green);
colstart = 2;
rowstart = 1;
- } else if(options == INITR_144GREENTAB) {
+ } else if (options == INITR_GREENTAB2) {
+ commandList(Rcmd2green);
+ colstart = 1;
+ rowstart = 2;
+ } else if (options == INITR_144GREENTAB) {
_height = ST7735_TFTHEIGHT_144;
commandList(Rcmd2green144);
colstart = 2;
@@ -274,7 +342,7 @@
commandList(Rcmd3);
// if black, change MADCTL color filter
- if (options == INITR_BLACKTAB) {
+ if (options == INITR_BLACKTAB || INITR_GREENTAB2) {
writecommand(ST7735_MADCTL);
writedata(0xC0);
}
@@ -283,207 +351,188 @@
}
void Adafruit_ST7735::setAddrWindow(uint8_t x0, uint8_t y0, uint8_t x1,
- uint8_t y1)
-{
+ uint8_t y1) {
+ writecommand(ST7735_CASET); // Column addr set
+ writedata(0x00);
+ writedata(x0 + colstart); // XSTART
+ writedata(0x00);
+ writedata(x1 + colstart); // XEND
- writecommand(ST7735_CASET); // Column addr set
- writedata(0x00);
- writedata(x0+colstart); // XSTART
- writedata(0x00);
- writedata(x1+colstart); // XEND
+ writecommand(ST7735_RASET); // Row addr set
+ writedata(0x00);
+ writedata(y0 + rowstart); // YSTART
+ writedata(0x00);
+ writedata(y1 + rowstart); // YEND
- writecommand(ST7735_RASET); // Row addr set
- writedata(0x00);
- writedata(y0+rowstart); // YSTART
- writedata(0x00);
- writedata(y1+rowstart); // YEND
-
- writecommand(ST7735_RAMWR); // write to RAM
+ writecommand(ST7735_RAMWR); // write to RAM
}
+void Adafruit_ST7735::pushColor(uint16_t color) {
+ _rs = 1;
+ _cs = 0;
-void Adafruit_ST7735::pushColor(uint16_t color)
-{
- _rs = 1;
- _cs = 0;
-
- lcdPort.write( color >> 8 );
- lcdPort.write( color );
- _cs = 1;
+ lcdPort.write(color >> 8);
+ lcdPort.write(color);
+ _cs = 1;
}
-
-void Adafruit_ST7735::drawPixel(int16_t x, int16_t y, uint16_t color)
-{
+void Adafruit_ST7735::drawPixel(int16_t x, int16_t y, uint16_t color) {
+ if ((x < 0) || (x >= _width) || (y < 0) || (y >= _height))
+ return;
- if((x < 0) ||(x >= _width) || (y < 0) || (y >= _height)) return;
-
- setAddrWindow(x,y,x+1,y+1);
+ setAddrWindow(x, y, x + 1, y + 1);
- _rs = 1;
- _cs = 0;
+ _rs = 1;
+ _cs = 0;
- lcdPort.write( color >> 8 );
- lcdPort.write( color );
+ lcdPort.write(color >> 8);
+ lcdPort.write(color);
- _cs = 1;
+ _cs = 1;
}
-
void Adafruit_ST7735::drawFastVLine(int16_t x, int16_t y, int16_t h,
- uint16_t color)
-{
-
- // Rudimentary clipping
- if((x >= _width) || (y >= _height)) return;
- if((y+h-1) >= _height) h = _height-y;
- setAddrWindow(x, y, x, y+h-1);
+ uint16_t color) {
+ // Rudimentary clipping
+ if ((x >= _width) || (y >= _height))
+ return;
+ if ((y + h - 1) >= _height)
+ h = _height - y;
+ setAddrWindow(x, y, x, y + h - 1);
- uint8_t hi = color >> 8, lo = color;
- _rs = 1;
- _cs = 0;
- while (h--) {
- lcdPort.write( hi );
- lcdPort.write( lo );
- }
- _cs = 1;
+ uint8_t hi = color >> 8, lo = color;
+ _rs = 1;
+ _cs = 0;
+ while (h--) {
+ lcdPort.write(hi);
+ lcdPort.write(lo);
+ }
+ _cs = 1;
}
-
void Adafruit_ST7735::drawFastHLine(int16_t x, int16_t y, int16_t w,
- uint16_t color)
-{
-
- // Rudimentary clipping
- if((x >= _width) || (y >= _height)) return;
- if((x+w-1) >= _width) w = _width-x;
- setAddrWindow(x, y, x+w-1, y);
+ uint16_t color) {
+ // Rudimentary clipping
+ if ((x >= _width) || (y >= _height))
+ return;
+ if ((x + w - 1) >= _width)
+ w = _width - x;
+ setAddrWindow(x, y, x + w - 1, y);
- uint8_t hi = color >> 8, lo = color;
- _rs = 1;
- _cs = 0;
- while (w--) {
- lcdPort.write( hi );
- lcdPort.write( lo );
- }
- _cs = 1;
+ uint8_t hi = color >> 8, lo = color;
+ _rs = 1;
+ _cs = 0;
+ while (w--) {
+ lcdPort.write(hi);
+ lcdPort.write(lo);
+ }
+ _cs = 1;
}
-
-
-void Adafruit_ST7735::fillScreen(uint16_t color)
-{
- fillRect(0, 0, _width, _height, color);
+void Adafruit_ST7735::fillScreen(uint16_t color) {
+ fillRect(0, 0, _width, _height, color);
}
-
// fill a rectangle
void Adafruit_ST7735::fillRect(int16_t x, int16_t y, int16_t w, int16_t h,
- uint16_t color)
-{
+ uint16_t color) {
+ // rudimentary clipping (drawChar w/big text requires this)
+ if ((x >= _width) || (y >= _height))
+ return;
+ if ((x + w - 1) >= _width)
+ w = _width - x;
+ if ((y + h - 1) >= _height)
+ h = _height - y;
- // rudimentary clipping (drawChar w/big text requires this)
- if((x >= _width) || (y >= _height)) return;
- if((x + w - 1) >= _width) w = _width - x;
- if((y + h - 1) >= _height) h = _height - y;
-
- setAddrWindow(x, y, x+w-1, y+h-1);
+ setAddrWindow(x, y, x + w - 1, y + h - 1);
- uint8_t hi = color >> 8, lo = color;
- _rs = 1;
- _cs = 0;
- for(y=h; y>0; y--) {
- for(x=w; x>0; x--) {
- lcdPort.write( hi );
- lcdPort.write( lo );
- }
+ uint8_t hi = color >> 8, lo = color;
+ _rs = 1;
+ _cs = 0;
+ for (y = h; y > 0; y--) {
+ for (x = w; x > 0; x--) {
+ lcdPort.write(hi);
+ lcdPort.write(lo);
}
+ }
- _cs = 1;
+ _cs = 1;
}
-
// Pass 8-bit (each) R,G,B, get back 16-bit packed color
-uint16_t Adafruit_ST7735::Color565(uint8_t r, uint8_t g, uint8_t b)
-{
- return ((r & 0xF8) << 8) | ((g & 0xFC) << 3) | (b >> 3);
+uint16_t Adafruit_ST7735::Color565(uint8_t r, uint8_t g, uint8_t b) {
+ return ((r & 0xF8) << 8) | ((g & 0xFC) << 3) | (b >> 3);
}
-
-#define MADCTL_MY 0x80
-#define MADCTL_MX 0x40
-#define MADCTL_MV 0x20
-#define MADCTL_ML 0x10
+#define MADCTL_MY 0x80
+#define MADCTL_MX 0x40
+#define MADCTL_MV 0x20
+#define MADCTL_ML 0x10
#define MADCTL_RGB 0x00
#define MADCTL_BGR 0x08
-#define MADCTL_MH 0x04
+#define MADCTL_MH 0x04
void Adafruit_ST7735::setRotation(uint8_t m) {
-
writecommand(ST7735_MADCTL);
rotation = m % 4; // can't be higher than 3
switch (rotation) {
- case 0:
- if (tabcolor == INITR_BLACKTAB) {
- writedata(MADCTL_MX | MADCTL_MY | MADCTL_RGB);
- } else {
- writedata(MADCTL_MX | MADCTL_MY | MADCTL_BGR);
- }
- _width = ST7735_TFTWIDTH;
-
- if (tabcolor == INITR_144GREENTAB)
- _height = ST7735_TFTHEIGHT_144;
- else
- _height = ST7735_TFTHEIGHT_18;
+ case 0:
+ if (tabcolor == INITR_BLACKTAB || INITR_GREENTAB2) {
+ writedata(MADCTL_MX | MADCTL_MY | MADCTL_RGB);
+ } else {
+ writedata(MADCTL_MX | MADCTL_MY | MADCTL_BGR);
+ }
+ _width = ST7735_TFTWIDTH;
- break;
- case 1:
- if (tabcolor == INITR_BLACKTAB) {
- writedata(MADCTL_MY | MADCTL_MV | MADCTL_RGB);
- } else {
- writedata(MADCTL_MY | MADCTL_MV | MADCTL_BGR);
- }
-
- if (tabcolor == INITR_144GREENTAB)
- _width = ST7735_TFTHEIGHT_144;
- else
- _width = ST7735_TFTHEIGHT_18;
-
- _height = ST7735_TFTWIDTH;
- break;
- case 2:
- if (tabcolor == INITR_BLACKTAB) {
- writedata(MADCTL_RGB);
- } else {
- writedata(MADCTL_BGR);
- }
- _width = ST7735_TFTWIDTH;
- if (tabcolor == INITR_144GREENTAB)
- _height = ST7735_TFTHEIGHT_144;
- else
- _height = ST7735_TFTHEIGHT_18;
+ if (tabcolor == INITR_144GREENTAB)
+ _height = ST7735_TFTHEIGHT_144;
+ else
+ _height = ST7735_TFTHEIGHT_18;
break;
- case 3:
- if (tabcolor == INITR_BLACKTAB) {
- writedata(MADCTL_MX | MADCTL_MV | MADCTL_RGB);
- } else {
- writedata(MADCTL_MX | MADCTL_MV | MADCTL_BGR);
- }
- if (tabcolor == INITR_144GREENTAB)
- _width = ST7735_TFTHEIGHT_144;
- else
- _width = ST7735_TFTHEIGHT_18;
+ case 1:
+ if (tabcolor == INITR_BLACKTAB || INITR_GREENTAB2) {
+ writedata(MADCTL_MY | MADCTL_MV | MADCTL_RGB);
+ } else {
+ writedata(MADCTL_MY | MADCTL_MV | MADCTL_BGR);
+ }
+
+ if (tabcolor == INITR_144GREENTAB)
+ _width = ST7735_TFTHEIGHT_144;
+ else
+ _width = ST7735_TFTHEIGHT_18;
- _height = ST7735_TFTWIDTH;
- break;
+ _height = ST7735_TFTWIDTH;
+ break;
+ case 2:
+ if (tabcolor == INITR_BLACKTAB || INITR_GREENTAB2) {
+ writedata(MADCTL_RGB);
+ } else {
+ writedata(MADCTL_BGR);
+ }
+ _width = ST7735_TFTWIDTH;
+ if (tabcolor == INITR_144GREENTAB)
+ _height = ST7735_TFTHEIGHT_144;
+ else
+ _height = ST7735_TFTHEIGHT_18;
+
+ break;
+ case 3:
+ if (tabcolor == INITR_BLACKTAB || INITR_GREENTAB2) {
+ writedata(MADCTL_MX | MADCTL_MV | MADCTL_RGB);
+ } else {
+ writedata(MADCTL_MX | MADCTL_MV | MADCTL_BGR);
+ }
+ if (tabcolor == INITR_144GREENTAB)
+ _width = ST7735_TFTHEIGHT_144;
+ else
+ _width = ST7735_TFTHEIGHT_18;
+
+ _height = ST7735_TFTWIDTH;
+ break;
}
}
-
-void Adafruit_ST7735::invertDisplay(boolean i)
-{
- writecommand(i ? ST7735_INVON : ST7735_INVOFF);
+void Adafruit_ST7735::invertDisplay(boolean i) {
+ writecommand(i ? ST7735_INVON : ST7735_INVOFF);
}
-
-