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[st7701s] Add delay feature in init sequences (#7343)
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parent
725e50348b
commit
d754bdde1b
4 changed files with 61 additions and 52 deletions
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@ -1,47 +1,39 @@
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import esphome.codegen as cg
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import esphome.config_validation as cv
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from esphome import pins
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from esphome.components import (
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spi,
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display,
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)
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from esphome.const import (
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CONF_DC_PIN,
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CONF_HSYNC_PIN,
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CONF_RESET_PIN,
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CONF_DATA_PINS,
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CONF_ID,
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CONF_DIMENSIONS,
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CONF_VSYNC_PIN,
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CONF_WIDTH,
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CONF_HEIGHT,
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CONF_LAMBDA,
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CONF_MIRROR_X,
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CONF_MIRROR_Y,
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CONF_COLOR_ORDER,
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CONF_TRANSFORM,
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CONF_OFFSET_HEIGHT,
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CONF_OFFSET_WIDTH,
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CONF_INVERT_COLORS,
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CONF_RED,
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CONF_GREEN,
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CONF_BLUE,
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CONF_NUMBER,
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CONF_IGNORE_STRAPPING_WARNING,
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)
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from esphome.components.esp32 import (
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only_on_variant,
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const,
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)
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import esphome.codegen as cg
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from esphome.components import display, spi
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from esphome.components.esp32 import const, only_on_variant
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from esphome.components.rpi_dpi_rgb.display import (
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CONF_PCLK_FREQUENCY,
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CONF_PCLK_INVERTED,
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)
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from .init_sequences import (
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ST7701S_INITS,
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cmd,
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import esphome.config_validation as cv
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from esphome.const import (
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CONF_BLUE,
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CONF_COLOR_ORDER,
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CONF_DATA_PINS,
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CONF_DC_PIN,
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CONF_DIMENSIONS,
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CONF_GREEN,
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CONF_HEIGHT,
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CONF_HSYNC_PIN,
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CONF_ID,
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CONF_IGNORE_STRAPPING_WARNING,
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CONF_INVERT_COLORS,
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CONF_LAMBDA,
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CONF_MIRROR_X,
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CONF_MIRROR_Y,
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CONF_NUMBER,
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CONF_OFFSET_HEIGHT,
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CONF_OFFSET_WIDTH,
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CONF_RED,
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CONF_RESET_PIN,
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CONF_TRANSFORM,
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CONF_VSYNC_PIN,
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CONF_WIDTH,
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)
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from esphome.core import TimePeriod
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from .init_sequences import ST7701S_INITS, cmd
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CONF_INIT_SEQUENCE = "init_sequence"
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CONF_DE_PIN = "de_pin"
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@ -59,6 +51,7 @@ DEPENDENCIES = ["spi", "esp32"]
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st7701s_ns = cg.esphome_ns.namespace("st7701s")
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ST7701S = st7701s_ns.class_("ST7701S", display.Display, cg.Component, spi.SPIDevice)
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ColorOrder = display.display_ns.enum("ColorMode")
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ST7701S_DELAY_FLAG = 0xFF
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COLOR_ORDERS = {
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"RGB": ColorOrder.COLOR_ORDER_RGB,
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@ -93,18 +86,23 @@ def map_sequence(value):
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"""
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An initialisation sequence can be selected from one of the pre-defined sequences in init_sequences.py,
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or can be a literal array of data bytes.
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The format is a repeated sequence of [CMD, LEN, <data>] where <data> is LEN bytes.
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The format is a repeated sequence of [CMD, <data>] where <data> is s a sequence of bytes. The length is inferred
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from the length of the sequence and should not be explicit.
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A delay can be inserted by specifying "- delay N" where N is in ms
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"""
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if isinstance(value, str) and value.lower().startswith("delay "):
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value = value.lower()[6:]
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delay = cv.All(
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cv.positive_time_period_milliseconds,
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cv.Range(TimePeriod(milliseconds=1), TimePeriod(milliseconds=255)),
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)(value)
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return [delay, ST7701S_DELAY_FLAG]
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if not isinstance(value, list):
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value = cv.int_(value)
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value = cv.one_of(*ST7701S_INITS)(value)
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return ST7701S_INITS[value]
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# value = cv.ensure_list(cv.uint8_t)(value)
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data_length = len(value)
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if data_length == 0:
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raise cv.Invalid("Empty sequence")
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value = cmd(*value)
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return value
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value = cv.Length(min=1, max=254)(value)
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return cmd(*value)
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CONFIG_SCHEMA = cv.All(
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@ -138,11 +138,16 @@ void ST7701S::write_init_sequence_() {
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for (size_t i = 0; i != this->init_sequence_.size();) {
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uint8_t cmd = this->init_sequence_[i++];
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size_t len = this->init_sequence_[i++];
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this->write_sequence_(cmd, len, &this->init_sequence_[i]);
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i += len;
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esph_log_v(TAG, "Command %X, %d bytes", cmd, len);
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if (cmd == SW_RESET_CMD)
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delay(6);
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if (len == ST7701S_DELAY_FLAG) {
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ESP_LOGV(TAG, "Delay %dms", cmd);
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delay(cmd);
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} else {
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this->write_sequence_(cmd, len, &this->init_sequence_[i]);
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i += len;
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ESP_LOGV(TAG, "Command %X, %d bytes", cmd, len);
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if (cmd == SW_RESET_CMD)
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delay(6);
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}
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}
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// st7701 does not appear to support axis swapping
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this->write_sequence_(CMD2_BKSEL, sizeof(CMD2_BK0), CMD2_BK0);
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@ -153,7 +158,7 @@ void ST7701S::write_init_sequence_() {
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val |= 0x10;
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this->write_command_(MADCTL_CMD);
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this->write_data_(val);
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esph_log_d(TAG, "write MADCTL %X", val);
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ESP_LOGD(TAG, "write MADCTL %X", val);
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this->write_command_(this->invert_colors_ ? INVERT_ON : INVERT_OFF);
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this->set_timeout(120, [this] {
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this->write_command_(SLEEP_OUT);
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@ -25,6 +25,7 @@ const uint8_t INVERT_ON = 0x21;
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const uint8_t DISPLAY_ON = 0x29;
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const uint8_t CMD2_BKSEL = 0xFF;
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const uint8_t CMD2_BK0[5] = {0x77, 0x01, 0x00, 0x00, 0x10};
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const uint8_t ST7701S_DELAY_FLAG = 0xFF;
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class ST7701S : public display::Display,
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public spi::SPIDevice<spi::BIT_ORDER_MSB_FIRST, spi::CLOCK_POLARITY_LOW, spi::CLOCK_PHASE_LEADING,
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@ -38,7 +38,12 @@ display:
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hsync_pin: 16
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vsync_pin: 17
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pclk_pin: 21
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init_sequence: 1
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init_sequence:
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- 1
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- [0x23, 0xA, 0xB]
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- delay 20ms
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- [0x23, 0xA, 0xB]
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- delay 0.2s
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data_pins:
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- number: 0
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ignore_strapping_warning: true
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