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cleanup t114, add build

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liquidraver
2026-05-19 07:00:03 +02:00
parent 924130b408
commit a9f3b8ef3b
5 changed files with 83 additions and 82 deletions
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zephcore/boards/example_board/README.md
+3
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@@ -22,6 +22,9 @@ Supported Boards
| RAK WisMesh Tag | `west build -b rak_wismesh_tag zephcore` | UF2 drag-drop or `west flash` |
| Ikoka Nano 30dBm | `west build -b ikoka_nano_30dbm zephcore` | UF2 drag-drop |
| LilyGo T-Echo | `west build -b lilygo_techo zephcore` | UF2 drag-drop or `west flash` |
| Heltec T114 | `west build -b heltec_t114 zephcore` | UF2 drag-drop or `west flash` |
**Heltec T114 screenless:** append `boards/nrf52840/heltec_t114/no_display.conf` to `EXTRA_CONF_FILE` for units without the TFT module.
UF2 flash: Double-tap reset button, drag `build/zephyr/zephyr.uf2` to the USB drive.
SWD flash: `west flash` (requires J-Link, pyocd, or nrfjprog connected).
zephcore/boards/nrf52840/heltec_t114/heltec_t114_nrf52840.dts
+2 -8
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@@ -8,18 +8,11 @@
/dts-v1/;
#include <nordic/nrf52840_qiaa.dtsi>
#include <nordic/nrf52840_partition.dtsi>
#include <zephyr/dt-bindings/lora/sx126x.h>
#include <zephyr/dt-bindings/adc/nrf-saadc.h>
#include <zephyr/dt-bindings/input/input-event-codes.h>
#include "heltec_t114_nrf52840-pinctrl.dtsi"
/* Delete default partitions from nrf52840_partition.dtsi */
/delete-node/ &boot_partition;
/delete-node/ &slot0_partition;
/delete-node/ &slot1_partition;
/delete-node/ &storage_partition;
/ {
model = "Heltec T114";
compatible = "heltec,t114";
@@ -217,7 +210,8 @@
#address-cells = <1>;
#size-cells = <0>;
/* Battery voltage on P0.04 (AIN2) — 4.9:1 divider, 3.0V ref in Arduino */
/* Battery voltage on P0.04 (AIN2) — 4.9:1 divider.
* ADC_GAIN_1_6 + ADC_REF_INTERNAL (0.6V) => 3600 mV full-scale. */
channel@2 {
reg = <2>;
zephyr,gain = "ADC_GAIN_1_6";
zephcore/boards/supported_boards.md
+3
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@@ -18,9 +18,12 @@ sensecap_solar
xiao_nrf52840
lilygo_techo
promicro_sx1262
heltec_t114
```
> **RAK WisMesh Pocket** (WisBlock pocket): use `-b rak4631` — same board string and firmware as **RAK4631**.
>
> **Heltec T114** screenless build: append `boards/nrf52840/heltec_t114/no_display.conf` to `EXTRA_CONF_FILE` for units without the TFT module.
## ESP32
zephcore/helpers/ui/display_mono_tft.c
+74 -74
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@@ -1,7 +1,7 @@
/*
* ZephCore - Monochrome wrapper for RGB TFT displays
* Copyright (c) 2026 ZephCore
*
*
* SPDX-License-Identifier: Apache-2.0
*
* Reports PIXEL_FORMAT_MONO01 to CFB so the framebuffer is ~4 KB
@@ -24,126 +24,126 @@
LOG_MODULE_REGISTER(display_mono_tft);
struct mono_tft_config {
const struct device *tft;
uint16_t width;
uint16_t height;
const struct device *tft;
uint16_t width;
uint16_t height;
};
/* Hardcoded to instance 0. Only one display wrapper per board is supported. */
#define MONO_TFT_MAX_WIDTH DT_INST_PROP(0, width)
struct mono_tft_data {
/* Static allocation avoids ~480 bytes of stack pressure per display_write() call. */
uint16_t line_buf[MONO_TFT_MAX_WIDTH];
/* Static allocation avoids ~480 bytes of stack pressure per display_write() call. */
uint16_t line_buf[MONO_TFT_MAX_WIDTH];
};
static int mono_tft_blanking_on(const struct device *dev)
{
const struct mono_tft_config *cfg = dev->config;
const struct mono_tft_config *cfg = dev->config;
return display_blanking_on(cfg->tft);
return display_blanking_on(cfg->tft);
}
static int mono_tft_blanking_off(const struct device *dev)
{
const struct mono_tft_config *cfg = dev->config;
const struct mono_tft_config *cfg = dev->config;
return display_blanking_off(cfg->tft);
return display_blanking_off(cfg->tft);
}
static int mono_tft_write(
const struct device *dev,
const uint16_t x_start, const uint16_t y_start,
const struct display_buffer_descriptor *desc,
const void *buf
const struct device *dev,
const uint16_t x_start, const uint16_t y_start,
const struct display_buffer_descriptor *desc,
const void *buf
){
const struct mono_tft_config *cfg = dev->config;
struct mono_tft_data *data = dev->data;
const uint8_t *mono_buf = buf;
/* Pitch is in pixels. Convert to bytes by rounding up to the nearest boundary. */
uint16_t pitch_bytes = (desc->pitch + 7U) / 8U;
const struct mono_tft_config *cfg = dev->config;
struct mono_tft_data *data = dev->data;
const uint8_t *mono_buf = buf;
/* Pitch is in pixels. Convert to bytes by rounding up to the nearest boundary. */
uint16_t pitch_bytes = (desc->pitch + 7U) / 8U;
const struct display_buffer_descriptor line_desc = {
.buf_size = (uint32_t)desc->width * 2U,
.width = desc->width,
.height = 1U,
.pitch = desc->width,
};
const struct display_buffer_descriptor line_desc = {
.buf_size = (uint32_t)desc->width * 2U,
.width = desc->width,
.height = 1U,
.pitch = desc->width,
};
int err = 0;
int err = 0;
for (uint16_t row = 0; row < desc->height; row++) {
const uint8_t *mono_row = mono_buf + (size_t)row * pitch_bytes;
for (uint16_t row = 0; row < desc->height; row++) {
const uint8_t *mono_row = mono_buf + (size_t)row * pitch_bytes;
for (uint16_t col = 0; col < desc->width; col++) {
/* CFB MONO01 is row major and LSB first. Pixel at col uses bit (col%8) of byte (col/8). */
bool pixel_on = (mono_row[col / 8U] >> (col & 7U)) & 1U;
/* ST7789V expects RGB565 in big endian byte order over SPI. */
data->line_buf[col] = pixel_on ? sys_cpu_to_be16(0xFFFFU) : 0x0000U;
}
for (uint16_t col = 0; col < desc->width; col++) {
/* CFB MONO01 is row major and LSB first. Pixel at col uses bit (col%8) of byte (col/8). */
bool pixel_on = (mono_row[col / 8U] >> (col & 7U)) & 1U;
/* ST7789V expects RGB565 in big endian byte order over SPI. */
data->line_buf[col] = sys_cpu_to_be16(pixel_on ? 0xFFFFU : 0x0000U);
}
err = display_write(cfg->tft, x_start, y_start + row, &line_desc, data->line_buf);
if (err) {
return err;
}
}
return 0;
err = display_write(cfg->tft, x_start, y_start + row, &line_desc, data->line_buf);
if (err) {
return err;
}
}
return 0;
}
static void mono_tft_get_capabilities(
const struct device *dev,
struct display_capabilities *caps
const struct device *dev,
struct display_capabilities *caps
){
const struct mono_tft_config *cfg = dev->config;
const struct mono_tft_config *cfg = dev->config;
memset(caps, 0, sizeof(*caps));
caps->x_resolution = cfg->width;
caps->y_resolution = cfg->height;
caps->supported_pixel_formats = PIXEL_FORMAT_MONO01;
caps->current_pixel_format = PIXEL_FORMAT_MONO01;
memset(caps, 0, sizeof(*caps));
caps->x_resolution = cfg->width;
caps->y_resolution = cfg->height;
caps->supported_pixel_formats = PIXEL_FORMAT_MONO01;
caps->current_pixel_format = PIXEL_FORMAT_MONO01;
}
static int mono_tft_set_pixel_format(
const struct device *dev,
const enum display_pixel_format pixel_format
const struct device *dev,
const enum display_pixel_format pixel_format
){
ARG_UNUSED(dev);
return (pixel_format == PIXEL_FORMAT_MONO01) ? 0 : -ENOTSUP;
ARG_UNUSED(dev);
return (pixel_format == PIXEL_FORMAT_MONO01) ? 0 : -ENOTSUP;
}
static int mono_tft_init(const struct device *dev)
{
const struct mono_tft_config *cfg = dev->config;
const struct mono_tft_config *cfg = dev->config;
if (!device_is_ready(cfg->tft)) {
LOG_ERR("underlying TFT device not ready");
return -ENODEV;
}
return 0;
if (!device_is_ready(cfg->tft)) {
LOG_ERR("underlying TFT device not ready");
return -ENODEV;
}
return 0;
}
static const struct display_driver_api mono_tft_api = {
.blanking_on = mono_tft_blanking_on,
.blanking_off = mono_tft_blanking_off,
.write = mono_tft_write,
.get_capabilities = mono_tft_get_capabilities,
.set_pixel_format = mono_tft_set_pixel_format,
.blanking_on = mono_tft_blanking_on,
.blanking_off = mono_tft_blanking_off,
.write = mono_tft_write,
.get_capabilities = mono_tft_get_capabilities,
.set_pixel_format = mono_tft_set_pixel_format,
};
static struct mono_tft_data mono_tft_data;
static const struct mono_tft_config mono_tft_config = {
.tft = DEVICE_DT_GET(DT_INST_PHANDLE(0, tft_dev)),
.width = DT_INST_PROP(0, width),
.height = DT_INST_PROP(0, height),
.tft = DEVICE_DT_GET(DT_INST_PHANDLE(0, tft_dev)),
.width = DT_INST_PROP(0, width),
.height = DT_INST_PROP(0, height),
};
DEVICE_DT_INST_DEFINE(
0,
mono_tft_init,
NULL,
&mono_tft_data,
&mono_tft_config,
POST_KERNEL,
CONFIG_DISPLAY_INIT_PRIORITY,
&mono_tft_api
0,
mono_tft_init,
NULL,
&mono_tft_data,
&mono_tft_config,
POST_KERNEL,
CONFIG_DISPLAY_INIT_PRIORITY,
&mono_tft_api
);