9 files changed, 130 insertions(+), 153 deletions(-)

M drivers/ugfx/gdisp/st7565/board_st7565_template.h
M drivers/ugfx/gdisp/st7565/driver.mk
M drivers/ugfx/gdisp/st7565/gdisp_lld_ST7565.c
M keyboards/ergodox_infinity/board_st7565.h
M quantum/quantum.h
M quantum/visualizer/lcd_keyframes.c
M quantum/visualizer/resources/lcd_logo.c
M quantum/visualizer/resources/lcd_logo.png
M quantum/visualizer/visualizer.mk

@@ 8,8 8,9 @@
 #ifndef _GDISP_LLD_BOARD_H
 #define _GDISP_LLD_BOARD_H
 
-#define ST7565_LCD_BIAS ST7565_LCD_BIAS_9  // actually 6
-#define ST7565_ADC ST7565_ADC_NORMAL
+#include "quantum.h"
+
+#define ST7565_LCD_BIAS ST7565_LCD_BIAS_7
 #define ST7565_COM_SCAN ST7565_COM_SCAN_DEC
 #define ST7565_PAGE_ORDER 0, 1, 2, 3
 /*


@@ 17,19 18,12 @@
  * #define ST7565_PAGE_ORDER       4,5,6,7,0,1,2,3
  */
 
-#define ST7565_GPIOPORT GPIOC
-#define ST7565_PORT PORTC
-#define ST7565_A0_PIN 7
-#define ST7565_RST_PIN 8
-#define ST7565_MOSI_PIN 6
-#define ST7565_SLCK_PIN 5
-#define ST7565_SS_PIN 4
-
-#define palSetPadModeRaw(portname, bits) ST7565_PORT->PCR[ST7565_##portname##_PIN] = bits
+#define ST7565_A0_PIN C7
+#define ST7565_RST_PIN C8
+#define ST7565_MOSI_PIN C6
+#define ST7565_SCLK_PIN C5
+#define ST7565_SS_PIN C4
 
-#define palSetPadModeNamed(portname, portmode) palSetPadMode(ST7565_GPIOPORT, ST7565_##portname##_PIN, portmode)
-
-#define ST7565_SPI_MODE PORTx_PCRn_DSE | PORTx_PCRn_MUX(2)
 // DSPI Clock and Transfer Attributes
 // Frame Size: 8 bits
 // MSB First


@@ 38,9 32,9 @@ static const SPIConfig spi1config = {
     // Operation complete callback or @p NULL.
     .end_cb = NULL,
     // The chip select line port - when not using pcs.
-    .ssport = ST7565_GPIOPORT,
+    .ssport = PAL_PORT(ST7565_SS_PIN),
     // brief The chip select line pad number - when not using pcs.
-    .sspad = ST7565_SS_PIN,
+    .sspad = PAL_PAD(ST7565_SS_PIN),
     // SPI initialization data.
     .tar0 = SPIx_CTARn_FMSZ(7)     // Frame size = 8 bytes
             | SPIx_CTARn_ASC(1)    // After SCK Delay Scaler (min 50 ns) = 55.56ns


@@ 66,13 60,14 @@ static GFXINLINE void release_bus(GDisplay *g) {
 
 static GFXINLINE void init_board(GDisplay *g) {
     (void)g;
-    palSetPadModeNamed(A0, PAL_MODE_OUTPUT_PUSHPULL);
-    palSetPad(ST7565_GPIOPORT, ST7565_A0_PIN);
-    palSetPadModeNamed(RST, PAL_MODE_OUTPUT_PUSHPULL);
-    palSetPad(ST7565_GPIOPORT, ST7565_RST_PIN);
-    palSetPadModeRaw(MOSI, ST7565_SPI_MODE);
-    palSetPadModeRaw(SLCK, ST7565_SPI_MODE);
-    palSetPadModeNamed(SS, PAL_MODE_OUTPUT_PUSHPULL);
+    setPinOutput(ST7565_A0_PIN);
+    writePinHigh(ST7565_A0_PIN);
+    setPinOutput(ST7565_RST_PIN);
+    writePinHigh(ST7565_RST_PIN);
+    setPinOutput(ST7565_SS_PIN);
+
+    palSetPadMode(PAL_PORT(ST7565_MOSI_PIN), PAL_PAD(ST7565_MOSI_PIN), PAL_MODE_ALTERNATIVE_2);
+    palSetPadMode(PAL_PORT(ST7565_SCLK_PIN), PAL_PAD(ST7565_SCLK_PIN), PAL_MODE_ALTERNATIVE_2);
 
     spiInit();
     spiStart(&SPID1, &spi1config);


@@ 83,19 78,18 @@ static GFXINLINE void post_init_board(GDisplay *g) { (void)g; }
 
 static GFXINLINE void setpin_reset(GDisplay *g, bool_t state) {
     (void)g;
-    if (state) {
-        palClearPad(ST7565_GPIOPORT, ST7565_RST_PIN);
-    } else {
-        palSetPad(ST7565_GPIOPORT, ST7565_RST_PIN);
-    }
+    writePin(ST7565_RST_PIN, !state);
 }
 
-static GFXINLINE void enter_data_mode(GDisplay *g) { palSetPad(ST7565_GPIOPORT, ST7565_A0_PIN); }
-
-static GFXINLINE void enter_cmd_mode(GDisplay *g) { palClearPad(ST7565_GPIOPORT, ST7565_A0_PIN); }
+static GFXINLINE void write_cmd(GDisplay *g, gU8 cmd) {
+    (void)g;
+    writePinLow(ST7565_A0_PIN);
+    spiSend(&SPID1, 1, &cmd);
+}
 
-static GFXINLINE void write_data(GDisplay *g, uint8_t *data, uint16_t length) {
+static GFXINLINE void write_data(GDisplay *g, gU8 *data, gU16 length) {
     (void)g;
+    writePinHigh(ST7565_A0_PIN);
     spiSend(&SPID1, length, data);
 }
 

@@ 1,3 1,3 @@
 GFXINC += drivers/ugfx/gdisp/st7565
 GFXSRC += drivers/ugfx/gdisp/st7565/gdisp_lld_ST7565.c
-GDISP_DRIVER_LIST += GDISPVMT_ST7565_QMK>
\ No newline at end of file
+GDISP_DRIVER_LIST += GDISPVMT_ST7565_QMK

@@ 49,31 49,15 @@
 #        define ST7565_COM_SCAN ST7565_COM_SCAN_INC
 #    endif
 #    ifndef ST7565_PAGE_ORDER
-#        define ST7565_PAGE_ORDER 0, 1, 2, 3
+#        define ST7565_PAGE_ORDER 0, 1, 2, 3, 4, 5, 6, 7
 #    endif
 
 /*===========================================================================*/
 /* Driver local functions.                                                   */
 /*===========================================================================*/
 
-typedef struct {
-    bool_t  buffer2;
-    uint8_t data_pos;
-    uint8_t data[16];
-    uint8_t ram[GDISP_SCREEN_HEIGHT * GDISP_SCREEN_WIDTH / 8];
-} PrivData;
-
 // Some common routines and macros
-#    define PRIV(g) ((PrivData *)g->priv)
-#    define RAM(g) (PRIV(g)->ram)
-
-static GFXINLINE void write_cmd(GDisplay *g, uint8_t cmd) { PRIV(g)->data[PRIV(g)->data_pos++] = cmd; }
-
-static GFXINLINE void flush_cmd(GDisplay *g) {
-    write_data(g, PRIV(g)->data, PRIV(g)->data_pos);
-    PRIV(g)->data_pos = 0;
-}
-
+#    define RAM(g) ((gU8 *)g->priv)
 #    define write_cmd2(g, cmd1, cmd2) \
         {                             \
             write_cmd(g, cmd1);       \


@@ 106,9 90,10 @@ static GFXINLINE void flush_cmd(GDisplay *g) {
 
 LLDSPEC bool_t gdisp_lld_init(GDisplay *g) {
     // The private area is the display surface.
-    g->priv           = gfxAlloc(sizeof(PrivData));
-    PRIV(g)->buffer2  = false;
-    PRIV(g)->data_pos = 0;
+    g->priv = gfxAlloc(GDISP_SCREEN_HEIGHT * GDISP_SCREEN_WIDTH / 8);
+    if (!g->priv) {
+        return gFalse;
+    }
 
     // Initialise the board interface
     init_board(g);


@@ 119,25 104,33 @@ LLDSPEC bool_t gdisp_lld_init(GDisplay *g) {
     setpin_reset(g, FALSE);
     gfxSleepMilliseconds(20);
     acquire_bus(g);
-    enter_cmd_mode(g);
 
-    write_cmd(g, ST7565_RESET);
     write_cmd(g, ST7565_LCD_BIAS);
     write_cmd(g, ST7565_ADC);
     write_cmd(g, ST7565_COM_SCAN);
 
+    write_cmd(g, ST7565_START_LINE | 0);
+
+    write_cmd2(g, ST7565_CONTRAST, GDISP_INITIAL_CONTRAST * 64 / 101);
     write_cmd(g, ST7565_RESISTOR_RATIO | 0x1);
-    write_cmd2(g, ST7565_CONTRAST, GDISP_INITIAL_CONTRAST);
 
-    // turn on internal power supply (VC=1, VR=1, VF=1)
+    // turn on voltage converter (VC=1, VR=0, VF=0)
+    write_cmd(g, ST7565_POWER_CONTROL | 0x04);
+    delay_ms(50);
+
+    // turn on voltage regulator (VC=1, VR=1, VF=0)
+    write_cmd(g, ST7565_POWER_CONTROL | 0x06);
+    delay_ms(50);
+
+    // turn on voltage follower (VC=1, VR=1, VF=1)
     write_cmd(g, ST7565_POWER_CONTROL | 0x07);
+    delay_ms(50);
 
-    write_cmd(g, ST7565_INVERT_DISPLAY);
+    write_cmd(g, ST7565_DISPLAY_ON);
     write_cmd(g, ST7565_ALLON_NORMAL);
+    write_cmd(g, ST7565_INVERT_DISPLAY);  // Disable Inversion of display.
 
-    write_cmd(g, ST7565_START_LINE | 0);
     write_cmd(g, ST7565_RMW);
-    flush_cmd(g);
 
     // Finish Init
     post_init_board(g);


@@ 163,22 156,14 @@ LLDSPEC void gdisp_lld_flush(GDisplay *g) {
     if (!(g->flags & GDISP_FLG_NEEDFLUSH)) return;
 
     acquire_bus(g);
-    enter_cmd_mode(g);
-    unsigned dstOffset = (PRIV(g)->buffer2 ? 4 : 0);
-    for (p = 0; p < 4; p++) {
-        write_cmd(g, ST7565_PAGE | (p + dstOffset));
+    gU8 pagemap[] = {ST7565_PAGE_ORDER};
+    for (p = 0; p < sizeof(pagemap); p++) {
+        write_cmd(g, ST7565_PAGE | pagemap[p]);
         write_cmd(g, ST7565_COLUMN_MSB | 0);
         write_cmd(g, ST7565_COLUMN_LSB | 0);
         write_cmd(g, ST7565_RMW);
-        flush_cmd(g);
-        enter_data_mode(g);
         write_data(g, RAM(g) + (p * GDISP_SCREEN_WIDTH), GDISP_SCREEN_WIDTH);
-        enter_cmd_mode(g);
     }
-    unsigned line = (PRIV(g)->buffer2 ? 32 : 0);
-    write_cmd(g, ST7565_START_LINE | line);
-    flush_cmd(g);
-    PRIV(g)->buffer2 = !PRIV(g)->buffer2;
     release_bus(g);
 
     g->flags &= ~GDISP_FLG_NEEDFLUSH;


@@ 243,6 228,7 @@ LLDSPEC color_t gdisp_lld_get_pixel_color(GDisplay *g) {
 }
 #    endif
 
+#    if GDISP_HARDWARE_BITFILLS
 LLDSPEC void gdisp_lld_blit_area(GDisplay *g) {
     uint8_t *buffer     = (uint8_t *)g->p.ptr;
     int      linelength = g->p.cx;


@@ 268,6 254,7 @@ LLDSPEC void gdisp_lld_blit_area(GDisplay *g) {
     }
     g->flags |= GDISP_FLG_NEEDFLUSH;
 }
+#    endif
 
 #    if GDISP_NEED_CONTROL && GDISP_HARDWARE_CONTROL
 LLDSPEC void gdisp_lld_control(GDisplay *g) {


@@ 279,16 266,12 @@ LLDSPEC void gdisp_lld_control(GDisplay *g) {
                 case powerSleep:
                 case powerDeepSleep:
                     acquire_bus(g);
-                    enter_cmd_mode(g);
                     write_cmd(g, ST7565_DISPLAY_OFF);
-                    flush_cmd(g);
                     release_bus(g);
                     break;
                 case powerOn:
                     acquire_bus(g);
-                    enter_cmd_mode(g);
                     write_cmd(g, ST7565_DISPLAY_ON);
-                    flush_cmd(g);
                     release_bus(g);
                     break;
                 default:


@@ 318,12 301,11 @@ LLDSPEC void gdisp_lld_control(GDisplay *g) {
             return;
 
         case GDISP_CONTROL_CONTRAST:
-            g->g.Contrast = (unsigned)g->p.ptr & 63;
+            if ((unsigned)g->p.ptr > 100) g->p.ptr = (void *)100;
             acquire_bus(g);
-            enter_cmd_mode(g);
-            write_cmd2(g, ST7565_CONTRAST, g->g.Contrast);
-            flush_cmd(g);
+            write_cmd2(g, ST7565_CONTRAST, ((((unsigned)g->p.ptr) << 6) / 101) & 0x3F);
             release_bus(g);
+            g->g.Contrast = (unsigned)g->p.ptr;
             return;
     }
 }

@@ 8,105 8,88 @@
 #ifndef _GDISP_LLD_BOARD_H
 #define _GDISP_LLD_BOARD_H
 
-#define ST7565_LCD_BIAS         ST7565_LCD_BIAS_9 // actually 6
-#define ST7565_ADC              ST7565_ADC_NORMAL
-#define ST7565_COM_SCAN         ST7565_COM_SCAN_DEC
-#define ST7565_PAGE_ORDER       0,1,2,3
+#include "quantum.h"
+
+#define ST7565_LCD_BIAS ST7565_LCD_BIAS_7
+#define ST7565_COM_SCAN ST7565_COM_SCAN_DEC
+#define ST7565_PAGE_ORDER 0, 1, 2, 3
 /*
  * Custom page order for several LCD boards, e.g. HEM12864-99
  * #define ST7565_PAGE_ORDER       4,5,6,7,0,1,2,3
  */
 
-#define ST7565_GPIOPORT GPIOC
-#define ST7565_PORT PORTC
-#define ST7565_A0_PIN 7
-#define ST7565_RST_PIN 8
-#define ST7565_MOSI_PIN 6
-#define ST7565_SLCK_PIN 5
-#define ST7565_SS_PIN 4
-
-#define palSetPadModeRaw(portname, bits) \
-    ST7565_PORT->PCR[ST7565_##portname##_PIN] = bits
+#define ST7565_A0_PIN C7
+#define ST7565_RST_PIN C8
+#define ST7565_MOSI_PIN C6
+#define ST7565_SCLK_PIN C5
+#define ST7565_SS_PIN C4
 
-#define palSetPadModeNamed(portname, portmode) \
-    palSetPadMode(ST7565_GPIOPORT, ST7565_##portname##_PIN, portmode)
-
-#define ST7565_SPI_MODE PORTx_PCRn_DSE | PORTx_PCRn_MUX(2)
 // DSPI Clock and Transfer Attributes
 // Frame Size: 8 bits
 // MSB First
 // CLK Low by default
 static const SPIConfig spi1config = {
-   // Operation complete callback or @p NULL.
-  .end_cb = NULL,
-   //The chip select line port - when not using pcs.
-  .ssport = ST7565_GPIOPORT,
-   // brief The chip select line pad number - when not using pcs.
-  .sspad=ST7565_SS_PIN,
-   // SPI initialization data.
-  .tar0 =
-    SPIx_CTARn_FMSZ(7) // Frame size = 8 bytes
-    | SPIx_CTARn_ASC(1) // After SCK Delay Scaler (min 50 ns) = 55.56ns
-    | SPIx_CTARn_DT(0) // Delay After Transfer Scaler (no minimum)= 27.78ns
-    | SPIx_CTARn_CSSCK(0) // PCS to SCK Delay Scaler (min 20 ns) = 27.78ns
-    | SPIx_CTARn_PBR(0) // Baud Rate Prescaler = 2
-    | SPIx_CTARn_BR(0) // Baud rate (min 50ns) = 55.56ns
+    // Operation complete callback or @p NULL.
+    .end_cb = NULL,
+    // The chip select line port - when not using pcs.
+    .ssport = PAL_PORT(ST7565_SS_PIN),
+    // brief The chip select line pad number - when not using pcs.
+    .sspad = PAL_PAD(ST7565_SS_PIN),
+    // SPI initialization data.
+    .tar0 = SPIx_CTARn_FMSZ(7)     // Frame size = 8 bytes
+            | SPIx_CTARn_ASC(1)    // After SCK Delay Scaler (min 50 ns) = 55.56ns
+            | SPIx_CTARn_DT(0)     // Delay After Transfer Scaler (no minimum)= 27.78ns
+            | SPIx_CTARn_CSSCK(0)  // PCS to SCK Delay Scaler (min 20 ns) = 27.78ns
+            | SPIx_CTARn_PBR(0)    // Baud Rate Prescaler = 2
+            | SPIx_CTARn_BR(0)     // Baud rate (min 50ns) = 55.56ns
 };
 
 static GFXINLINE void acquire_bus(GDisplay *g) {
-    (void) g;
+    (void)g;
     // Only the LCD is using the SPI bus, so no need to acquire
     // spiAcquireBus(&SPID1);
     spiSelect(&SPID1);
 }
 
 static GFXINLINE void release_bus(GDisplay *g) {
-    (void) g;
+    (void)g;
     // Only the LCD is using the SPI bus, so no need to release
-    //spiReleaseBus(&SPID1);
+    // spiReleaseBus(&SPID1);
     spiUnselect(&SPID1);
 }
 
 static GFXINLINE void init_board(GDisplay *g) {
-    (void) g;
-    palSetPadModeNamed(A0, PAL_MODE_OUTPUT_PUSHPULL);
-    palSetPad(ST7565_GPIOPORT, ST7565_A0_PIN);
-    palSetPadModeNamed(RST, PAL_MODE_OUTPUT_PUSHPULL);
-    palSetPad(ST7565_GPIOPORT, ST7565_RST_PIN);
-    palSetPadModeRaw(MOSI, ST7565_SPI_MODE);
-    palSetPadModeRaw(SLCK, ST7565_SPI_MODE);
-    palSetPadModeNamed(SS, PAL_MODE_OUTPUT_PUSHPULL);
+    (void)g;
+    setPinOutput(ST7565_A0_PIN);
+    writePinHigh(ST7565_A0_PIN);
+    setPinOutput(ST7565_RST_PIN);
+    writePinHigh(ST7565_RST_PIN);
+    setPinOutput(ST7565_SS_PIN);
+
+    palSetPadMode(PAL_PORT(ST7565_MOSI_PIN), PAL_PAD(ST7565_MOSI_PIN), PAL_MODE_ALTERNATIVE_2);
+    palSetPadMode(PAL_PORT(ST7565_SCLK_PIN), PAL_PAD(ST7565_SCLK_PIN), PAL_MODE_ALTERNATIVE_2);
 
     spiInit();
     spiStart(&SPID1, &spi1config);
     release_bus(g);
 }
 
-static GFXINLINE void post_init_board(GDisplay *g) {
-    (void) g;
-}
+static GFXINLINE void post_init_board(GDisplay *g) { (void)g; }
 
 static GFXINLINE void setpin_reset(GDisplay *g, bool_t state) {
-    (void) g;
-    if (state) {
-        palClearPad(ST7565_GPIOPORT, ST7565_RST_PIN);
-    }
-    else {
-        palSetPad(ST7565_GPIOPORT, ST7565_RST_PIN);
-    }
-}
-
-static GFXINLINE void enter_data_mode(GDisplay *g) {
-    palSetPad(ST7565_GPIOPORT, ST7565_A0_PIN);
+    (void)g;
+    writePin(ST7565_RST_PIN, !state);
 }
 
-static GFXINLINE void enter_cmd_mode(GDisplay *g) {
-    palClearPad(ST7565_GPIOPORT, ST7565_A0_PIN);
+static GFXINLINE void write_cmd(GDisplay *g, gU8 cmd) {
+    (void)g;
+    writePinLow(ST7565_A0_PIN);
+    spiSend(&SPID1, 1, &cmd);
 }
 
-
-static GFXINLINE void write_data(GDisplay *g, uint8_t* data, uint16_t length) {
-    (void) g;
+static GFXINLINE void write_data(GDisplay *g, gU8 *data, gU16 length) {
+    (void)g;
+    writePinHigh(ST7565_A0_PIN);
     spiSend(&SPID1, length, data);
 }
 

@@ 213,7 213,7 @@ typedef ioline_t pin_t;
 
 #    define writePinHigh(pin) palSetLine(pin)
 #    define writePinLow(pin) palClearLine(pin)
-#    define writePin(pin, level) ((level) ? writePinHigh(pin) : writePinLow(pin))
+#    define writePin(pin, level) ((level) ? (writePinHigh(pin)) : (writePinLow(pin)))
 
 #    define readPin(pin) palReadLine(pin)
 

@@ 157,14 157,14 @@ bool lcd_keyframe_draw_logo(keyframe_animation_t* animation, visualizer_state_t*
     (void)animation;
     // Read the uGFX documentation for information how to use the displays
     // http://wiki.ugfx.org/index.php/Main_Page
-    gdispClear(White);
+    gdispClear(Black);
 
     // You can use static variables for things that can't be found in the animation
     // or state structs, here we use the image
 
     // gdispGBlitArea is a tricky function to use since it supports blitting part of the image
     // if you have full screen image, then just use LCD_WIDTH and LCD_HEIGHT for both source and target dimensions
-    gdispGBlitArea(GDISP, 0, 0, LCD_WIDTH, LCD_HEIGHT, 0, 0, LCD_WIDTH, (pixel_t*)resource_lcd_logo);
+    gdispGBlitArea(GDISP, 0, 0, 128, 32, 0, 0, LCD_WIDTH, (pixel_t*)resource_lcd_logo);
 
     return false;
 }

@@ 16,6 16,8 @@
 
 #include "resources.h"
 
+// clang-format off
+
 // To generate an image array like this
 // Ensure the image is 128 x 32 or smaller
 // Convert the bitmap to a C array using a program like http://www.riuson.com/lcd-image-converter/


@@ 23,7 25,21 @@
 // Update array in the source code with the C array produced by the conversion program
 
 // The image below is generated from lcd_logo.png
-__attribute__((weak)) const uint8_t resource_lcd_logo[512] = {0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xf8, 0xfe, 0x3e, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x38, 0x38, 0x38, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
-                                                              0x00, 0x38, 0x38, 0x38, 0x06, 0x29, 0x41, 0x24, 0x52, 0x24, 0x46, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x38, 0x38, 0x38, 0x09, 0x55, 0x42, 0xaa, 0xaa, 0xaa, 0xa8, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x38, 0x38, 0x38, 0x09, 0x55, 0x82, 0x28, 0xaa, 0xae, 0x8c, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x38, 0x38, 0x38, 0x09, 0x55, 0x43, 0x28, 0xaa, 0xaa, 0x88, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x38, 0x38, 0x38, 0x0a, 0x55, 0x42, 0x28, 0xaa, 0xaa, 0x88, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x38, 0x38, 0x38, 0x05, 0x45, 0x42, 0x28, 0x89, 0x4a, 0x86, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x18, 0x38, 0x30, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x1c, 0x38, 0x70, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
-                                                              0x00, 0x0e, 0x38, 0xe0, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x03, 0xff, 0x80, 0x04, 0x45, 0x14, 0xa4, 0x92, 0x83, 0x52, 0x22, 0x22, 0x36, 0x00, 0x00, 0x00, 0x00, 0x38, 0x00, 0x0a, 0xaa, 0xaa, 0xaa, 0xba, 0x84, 0x55, 0x55, 0x57, 0x45, 0x00, 0x00, 0x00, 0x00, 0x38, 0x00, 0x08, 0xaa, 0xaa, 0xaa, 0x92, 0xb2, 0x55, 0x55, 0x42, 0x65, 0x00, 0x00, 0x00, 0x00, 0x38, 0x00, 0x08, 0xaa, 0xaa, 0xaa, 0x92, 0x81, 0x56, 0x65, 0x42, 0x45, 0x00, 0x00, 0x00, 0x00, 0x38, 0x00, 0x0a, 0xaa, 0xaa, 0xaa, 0x92, 0x81, 0x54, 0x45, 0x42, 0x45, 0x00, 0x00, 0x00, 0x00, 0x38, 0x00, 0x04, 0x48, 0xa2, 0x4a, 0x89, 0x06, 0x24, 0x42, 0x41, 0x36, 0x00, 0x00, 0x00, 0x00, 0x38, 0x00, 0x00, 0x00, 0x00, 0x00, 0x02, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
-                                                              0x00, 0x00, 0xfe, 0x00, 0x00, 0x00, 0x00, 0x00, 0x04, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00};
+__attribute__((weak)) const uint8_t resource_lcd_logo[512] = {
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x02, 0x92, 0x80, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x02, 0x92, 0x80, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x02, 0x92, 0x80, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x0F, 0xFF, 0xE0, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x1F, 0xFF, 0xF0, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x1F, 0xFF, 0xF0, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0xFE, 0xEE, 0xFE, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x1E, 0xEE, 0xF0, 0x01, 0xC6, 0x0D, 0x8C, 0x1F, 0x60, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0xFE, 0xEE, 0xFE, 0x03, 0xE7, 0x1D, 0x9C, 0x1F, 0x60, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x1E, 0xEE, 0xF0, 0x06, 0x37, 0x1D, 0xB8, 0x18, 0x0B, 0x59, 0xC8, 0x09, 0xE5, 0x9E, 0x00,
+    0x00, 0x1E, 0xEE, 0xF0, 0x06, 0x37, 0xBD, 0xF0, 0x18, 0x6F, 0x7F, 0xEC, 0x9B, 0x37, 0xB3, 0x00, 0x00, 0xFE, 0xEE, 0xFE, 0x06, 0x37, 0xBD, 0xE0, 0x1F, 0x6C, 0x66, 0x6D, 0xD8, 0x36, 0x33, 0x00,
+    0x00, 0x1E, 0xEE, 0xF0, 0x06, 0x36, 0xED, 0xF0, 0x1F, 0x6C, 0x66, 0x6D, 0x59, 0xF6, 0x3E, 0x00, 0x00, 0x1F, 0x6D, 0xF0, 0x06, 0x36, 0xED, 0xB8, 0x18, 0x6C, 0x66, 0x67, 0x73, 0x36, 0x30, 0x00,
+    0x00, 0xFF, 0x83, 0xFE, 0x03, 0xE6, 0x4D, 0x9C, 0x18, 0x6C, 0x66, 0x67, 0x73, 0x36, 0x1F, 0x00, 0x00, 0x1F, 0xEF, 0xF0, 0x01, 0xC6, 0x0D, 0x8C, 0x18, 0x6C, 0x66, 0x62, 0x21, 0xD6, 0x0E, 0x00,
+    0x00, 0xFF, 0xEF, 0xFE, 0x00, 0x60, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x1F, 0xFF, 0xF0, 0x00, 0x30, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x1F, 0xFF, 0xF0, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x0F, 0xFF, 0xE0, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x02, 0x92, 0x80, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x02, 0x92, 0x80, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x02, 0x92, 0x80, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00
+};

@@ 58,12 58,14 @@ ULIBS += -lm
 endif
 
 ifeq ($(strip $(LCD_ENABLE)), yes)
-SRC += $(VISUALIZER_DIR)/lcd_backlight.c
-SRC += $(VISUALIZER_DIR)/lcd_keyframes.c
-SRC += $(VISUALIZER_DIR)/lcd_backlight_keyframes.c
+    SRC += $(VISUALIZER_DIR)/lcd_keyframes.c
+    ifeq ($(strip $(LCD_BACKLIGHT_ENABLE)), yes)
+        OPT_DEFS += -DLCD_BACKLIGHT_ENABLE
+        SRC += $(VISUALIZER_DIR)/lcd_backlight.c
+        SRC += $(VISUALIZER_DIR)/lcd_backlight_keyframes.c
+    endif
 # Note, that the linker will strip out any resources that are not actually in use
 SRC += $(VISUALIZER_DIR)/resources/lcd_logo.c
-OPT_DEFS += -DLCD_BACKLIGHT_ENABLE
 $(eval $(call ADD_DRIVER,LCD))
 endif