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[ili9xxx] Rework delay handling (#7115)

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Clyde Stubbs 2024-07-22 11:42:25 +10:00 committed by GitHub
parent 0a7d883633
commit 8fc42694f6
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GPG Key ID: B5690EEEBB952194
4 changed files with 21 additions and 34 deletions
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4
esphome/components/ili9xxx/ili9xxx_defines.h
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@ -92,7 +92,9 @@ static const uint8_t ILI9XXX_GMCTRN1 = 0xE1;
static const uint8_t ILI9XXX_CSCON = 0xF0;
static const uint8_t ILI9XXX_ADJCTL3 = 0xF7;
static const uint8_t ILI9XXX_DELAY = 0xFF; // followed by one byte of delay time in ms
static const uint8_t ILI9XXX_DELAY_FLAG = 0xFF;
// special marker for delay - command byte reprents ms, length byte is an impossible value
#define ILI9XXX_DELAY(ms) ((uint8_t) ((ms) | 0x80)), ILI9XXX_DELAY_FLAG
} // namespace ili9xxx
} // namespace esphome

31
esphome/components/ili9xxx/ili9xxx_display.cpp
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@ -34,8 +34,8 @@ void ILI9XXXDisplay::setup() {
ESP_LOGD(TAG, "Setting up ILI9xxx");
this->setup_pins_();
this->init_lcd(this->init_sequence_);
this->init_lcd(this->extra_init_sequence_.data());
this->init_lcd_(this->init_sequence_);
this->init_lcd_(this->extra_init_sequence_.data());
switch (this->pixel_mode_) {
case PIXEL_MODE_16:
if (this->is_18bitdisplay_) {
@ -405,42 +405,29 @@ void ILI9XXXDisplay::reset_() {
}
}
void ILI9XXXDisplay::init_lcd(const uint8_t *addr) {
void ILI9XXXDisplay::init_lcd_(const uint8_t *addr) {
if (addr == nullptr)
return;
uint8_t cmd, x, num_args;
while ((cmd = *addr++) != 0) {
x = *addr++;
if (cmd == ILI9XXX_DELAY) {
ESP_LOGD(TAG, "Delay %dms", x);
delay(x);
if (x == ILI9XXX_DELAY_FLAG) {
cmd &= 0x7F;
ESP_LOGV(TAG, "Delay %dms", cmd);
delay(cmd);
} else {
num_args = x & 0x7F;
ESP_LOGD(TAG, "Command %02X, length %d, bits %02X", cmd, num_args, *addr);
ESP_LOGV(TAG, "Command %02X, length %d, bits %02X", cmd, num_args, *addr);
this->send_command(cmd, addr, num_args);
addr += num_args;
if (x & 0x80) {
ESP_LOGD(TAG, "Delay 150ms");
ESP_LOGV(TAG, "Delay 150ms");
delay(150); // NOLINT
}
}
}
}
void ILI9XXXGC9A01A::init_lcd(const uint8_t *addr) {
if (addr == nullptr)
return;
uint8_t cmd, x, num_args;
while ((cmd = *addr++) != 0) {
x = *addr++;
num_args = x & 0x7F;
this->send_command(cmd, addr, num_args);
addr += num_args;
if (x & 0x80)
delay(150); // NOLINT
}
}
// Tell the display controller where we want to draw pixels.
void ILI9XXXDisplay::set_addr_window_(uint16_t x1, uint16_t y1, uint16_t x2, uint16_t y2) {
x1 += this->offset_x_;

12
esphome/components/ili9xxx/ili9xxx_display.h
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@ -33,7 +33,9 @@ class ILI9XXXDisplay : public display::DisplayBuffer,
uint8_t cmd, num_args, bits;
const uint8_t *addr = init_sequence;
while ((cmd = *addr++) != 0) {
num_args = *addr++ & 0x7F;
num_args = *addr++;
if (num_args == ILI9XXX_DELAY_FLAG)
continue;
bits = *addr;
switch (cmd) {
case ILI9XXX_MADCTL: {
@ -50,13 +52,10 @@ class ILI9XXXDisplay : public display::DisplayBuffer,
break;
}
case ILI9XXX_DELAY:
continue; // no args to skip
default:
break;
}
addr += num_args;
addr += (num_args & 0x7F);
}
}
@ -109,7 +108,7 @@ class ILI9XXXDisplay : public display::DisplayBuffer,
virtual void set_madctl();
void display_();
virtual void init_lcd(const uint8_t *addr);
void init_lcd_(const uint8_t *addr);
void set_addr_window_(uint16_t x, uint16_t y, uint16_t x2, uint16_t y2);
void reset_();
@ -269,7 +268,6 @@ class ILI9XXXS3BoxLite : public ILI9XXXDisplay {
class ILI9XXXGC9A01A : public ILI9XXXDisplay {
public:
ILI9XXXGC9A01A() : ILI9XXXDisplay(INITCMD_GC9A01A, 240, 240, true) {}
void init_lcd(const uint8_t *addr) override;
};
//----------- ILI9XXX_24_TFT display --------------

8
esphome/components/ili9xxx/ili9xxx_init.h
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@ -372,9 +372,9 @@ static const uint8_t PROGMEM INITCMD_GC9A01A[] = {
static const uint8_t PROGMEM INITCMD_ST7735[] = {
ILI9XXX_SWRESET, 0, // Soft reset, then delay 10ms
ILI9XXX_DELAY, 10,
ILI9XXX_DELAY(10),
ILI9XXX_SLPOUT , 0, // Exit Sleep, delay
ILI9XXX_DELAY, 10,
ILI9XXX_DELAY(10),
ILI9XXX_PIXFMT , 1, 0x05,
ILI9XXX_FRMCTR1, 3, // 4: Frame rate control, 3 args + delay:
0x01, 0x2C, 0x2D, // Rate = fosc/(1x2+40) * (LINE+2C+2D)
@ -415,9 +415,9 @@ static const uint8_t PROGMEM INITCMD_ST7735[] = {
0x00, 0x00, 0x02, 0x10,
ILI9XXX_MADCTL , 1, 0x00, // Memory Access Control, BGR
ILI9XXX_NORON , 0,
ILI9XXX_DELAY, 10,
ILI9XXX_DELAY(10),
ILI9XXX_DISPON , 0, // Display on
ILI9XXX_DELAY, 10,
ILI9XXX_DELAY(10),
00, // endo of list
};