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Update firmware version to V0.5 and modify I2C initialization for improved LCD_RST handling #18

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Merged
Forairaaaaa merged 1 commit into from
Sep 15, 2026
Merged

Update firmware version to V0.5 and modify I2C initialization for improved LCD_RST handling #18

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2 changes: 1 addition & 1 deletion app/apps/app_startup_anim/app_startup_anim.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -13,7 +13,7 @@ using namespace mooncake;
using namespace smooth_ui_toolkit;
using namespace smooth_ui_toolkit::lvgl_cpp;

#define FIRMWARE_VERSION "V0.4"
#define FIRMWARE_VERSION "V0.5"

AppStartupAnim::AppStartupAnim()
{
Expand Down
121 changes: 73 additions & 48 deletions platforms/tab5/components/m5stack_tab5/m5stack_tab5.c
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Expand Up @@ -260,26 +260,30 @@ void bsp_io_expander_pi4ioe_init(i2c_master_bus_handle_t bus_handle)
i2c_master_transmit(i2c_dev_handle_pi4ioe1, write_buf, 2, I2C_MASTER_TIMEOUT_MS);
write_buf[0] = PI4IO_REG_CHIP_RESET;
i2c_master_transmit_receive(i2c_dev_handle_pi4ioe1, write_buf, 1, read_buf, 1, I2C_MASTER_TIMEOUT_MS);
write_buf[0] = PI4IO_REG_IO_DIR;
write_buf[1] = 0b01111111;
i2c_master_transmit(i2c_dev_handle_pi4ioe1, write_buf, 2, I2C_MASTER_TIMEOUT_MS); // 0: input 1: output
write_buf[0] = PI4IO_REG_OUT_H_IM;
write_buf[1] = 0b00000000;
i2c_master_transmit(i2c_dev_handle_pi4ioe1, write_buf, 2,
I2C_MASTER_TIMEOUT_MS); // 使用到的引脚关闭 High-Impedance

/* 复位后默认 Hi-Z + 下拉。屏端 LCD_RST 无 1.8V 上拉，P4 不能推挽输出 3.3V，用输入上拉释放复位 */
write_buf[0] = PI4IO_REG_PULL_SEL;
write_buf[1] = 0b01111111;
i2c_master_transmit(i2c_dev_handle_pi4ioe1, write_buf, 2,
I2C_MASTER_TIMEOUT_MS); // pull up/down select, 0 down, 1 up
write_buf[0] = PI4IO_REG_PULL_EN;
write_buf[1] = 0b01111111;
i2c_master_transmit(i2c_dev_handle_pi4ioe1, write_buf, 2, I2C_MASTER_TIMEOUT_MS);

i2c_master_transmit(i2c_dev_handle_pi4ioe1, write_buf, 2,
I2C_MASTER_TIMEOUT_MS); // P7 中断使能 0 enable, 1 disable
/* Output Port Register P1(SPK_EN), P2(EXT5V_EN), P4(LCD_RST), P5(TP_RST), P6(CAM)RST 输出高电平 */
write_buf[0] = PI4IO_REG_OUT_SET;
write_buf[1] = 0b01110110;
write_buf[1] = 0b01100110;
i2c_master_transmit(i2c_dev_handle_pi4ioe1, write_buf, 2, I2C_MASTER_TIMEOUT_MS); // P4 锁存 0，拉低复位时不推 3.3V
write_buf[0] = PI4IO_REG_OUT_H_IM;
write_buf[1] = 0b00000000;
i2c_master_transmit(i2c_dev_handle_pi4ioe1, write_buf, 2, I2C_MASTER_TIMEOUT_MS);
write_buf[0] = PI4IO_REG_IO_DIR;
write_buf[1] = 0b01111111;
i2c_master_transmit(i2c_dev_handle_pi4ioe1, write_buf, 2, I2C_MASTER_TIMEOUT_MS); // P4 先输出拉低复位
vTaskDelay(pdMS_TO_TICKS(10));
write_buf[0] = PI4IO_REG_IO_DIR;
write_buf[1] = 0b01101111;
i2c_master_transmit(i2c_dev_handle_pi4ioe1, write_buf, 2, I2C_MASTER_TIMEOUT_MS); // P4 输入上拉释放 RST
vTaskDelay(pdMS_TO_TICKS(50));

/* */
i2c_device_config_t dev_cfg2 = {
Expand Down Expand Up @@ -514,21 +518,37 @@ void bsp_reset_tp()
uint8_t write_buf[2] = {0};
uint8_t read_buf[1] = {0};

/* LCD_RST(P4) 锁存保持 0：输出时只拉低，释放时切回输入上拉，避免推挽 3.3V */
write_buf[0] = PI4IO_REG_OUT_SET;
i2c_master_transmit_receive(i2c_dev_handle_pi4ioe1, write_buf, 1, read_buf, 1, I2C_MASTER_TIMEOUT_MS);

write_buf[0] = PI4IO_REG_OUT_SET;
write_buf[1] = read_buf[0];
clrbit(write_buf[1], 4);
clrbit(write_buf[1], 5);
i2c_master_transmit(i2c_dev_handle_pi4ioe1, write_buf, 2, I2C_MASTER_TIMEOUT_MS);

write_buf[0] = PI4IO_REG_IO_DIR;
i2c_master_transmit_receive(i2c_dev_handle_pi4ioe1, write_buf, 1, read_buf, 1, I2C_MASTER_TIMEOUT_MS);
write_buf[0] = PI4IO_REG_IO_DIR;
write_buf[1] = read_buf[0];
setbit(write_buf[1], 4);
i2c_master_transmit(i2c_dev_handle_pi4ioe1, write_buf, 2, I2C_MASTER_TIMEOUT_MS);
vTaskDelay(100 / portTICK_PERIOD_MS);

write_buf[0] = PI4IO_REG_OUT_SET;
i2c_master_transmit_receive(i2c_dev_handle_pi4ioe1, write_buf, 1, read_buf, 1, I2C_MASTER_TIMEOUT_MS);
write_buf[0] = PI4IO_REG_OUT_SET;
write_buf[1] = read_buf[0];
setbit(write_buf[1], 4);
clrbit(write_buf[1], 4);
setbit(write_buf[1], 5);
i2c_master_transmit(i2c_dev_handle_pi4ioe1, write_buf, 2, I2C_MASTER_TIMEOUT_MS);

write_buf[0] = PI4IO_REG_IO_DIR;
i2c_master_transmit_receive(i2c_dev_handle_pi4ioe1, write_buf, 1, read_buf, 1, I2C_MASTER_TIMEOUT_MS);
write_buf[0] = PI4IO_REG_IO_DIR;
write_buf[1] = read_buf[0];
clrbit(write_buf[1], 4);
i2c_master_transmit(i2c_dev_handle_pi4ioe1, write_buf, 2, I2C_MASTER_TIMEOUT_MS);
vTaskDelay(100 / portTICK_PERIOD_MS);
}

Expand Down Expand Up @@ -695,14 +715,19 @@ static bsp_codec_config_t g_codec_handle;
static int volume;

/* Can be used for `i2s_std_gpio_config_t` and/or `i2s_std_config_t` initialization */
#define BSP_I2S_GPIO_CFG \
{ \
.mclk = BSP_I2S_MCLK, .bclk = BSP_I2S_SCLK, .ws = BSP_I2S_LCLK, .dout = BSP_I2S_DOUT, .din = BSP_I2S_DSIN, \
.invert_flags = { \
.mclk_inv = false, \
.bclk_inv = false, \
.ws_inv = false, \
}, \
#define BSP_I2S_GPIO_CFG \
{ \
.mclk = BSP_I2S_MCLK, \
.bclk = BSP_I2S_SCLK, \
.ws = BSP_I2S_LCLK, \
.dout = BSP_I2S_DOUT, \
.din = BSP_I2S_DSIN, \
.invert_flags = \
{ \
.mclk_inv = false, \
.bclk_inv = false, \
.ws_inv = false, \
}, \
}

/* This configuration is used by default in `bsp_extra_audio_init()` */
Expand Down Expand Up @@ -1502,46 +1527,46 @@ static lv_display_t* bsp_display_lcd_init(const bsp_display_cfg_t* cfg)

/* Add LCD screen */
ESP_LOGD(TAG, "Add LCD screen");
const lvgl_port_display_cfg_t disp_cfg =
{.io_handle = lcd_panels.io,
.panel_handle = lcd_panels.panel,
.control_handle = lcd_panels.control,
.buffer_size = cfg->buffer_size,
.double_buffer = cfg->double_buffer,
.hres = BSP_LCD_H_RES,
.vres = BSP_LCD_V_RES,
.monochrome = false,
/* Rotation values must be same as used in esp_lcd for initial settings of the screen */
.rotation =
{
.swap_xy = false,
.mirror_x = false,
.mirror_y = false,
},
const lvgl_port_display_cfg_t disp_cfg = {
.io_handle = lcd_panels.io,
.panel_handle = lcd_panels.panel,
.control_handle = lcd_panels.control,
.buffer_size = cfg->buffer_size,
.double_buffer = cfg->double_buffer,
.hres = BSP_LCD_H_RES,
.vres = BSP_LCD_V_RES,
.monochrome = false,
/* Rotation values must be same as used in esp_lcd for initial settings of the screen */
.rotation =
{
.swap_xy = false,
.mirror_x = false,
.mirror_y = false,
},
#if LVGL_VERSION_MAJOR >= 9
#if CONFIG_BSP_LCD_COLOR_FORMAT_RGB888
.color_format = LV_COLOR_FORMAT_RGB888,
.color_format = LV_COLOR_FORMAT_RGB888,
#else
.color_format = LV_COLOR_FORMAT_RGB565,
.color_format = LV_COLOR_FORMAT_RGB565,
#endif
#endif
.flags = {
.buff_dma = cfg->flags.buff_dma,
.buff_spiram = cfg->flags.buff_spiram,
.flags = {
.buff_dma = cfg->flags.buff_dma,
.buff_spiram = cfg->flags.buff_spiram,
#if LVGL_VERSION_MAJOR >= 9
.swap_bytes = (BSP_LCD_BIGENDIAN ? true : false),
.swap_bytes = (BSP_LCD_BIGENDIAN ? true : false),
#endif
#if CONFIG_BSP_DISPLAY_LVGL_AVOID_TEAR
.sw_rotate = false, /* Avoid tearing is not supported for SW rotation */
.sw_rotate = false, /* Avoid tearing is not supported for SW rotation */
#else
.sw_rotate = cfg->flags.sw_rotate, /* Only SW rotation is supported for 90° and 270° */
.sw_rotate = cfg->flags.sw_rotate, /* Only SW rotation is supported for 90° and 270° */
#endif
#if CONFIG_BSP_DISPLAY_LVGL_FULL_REFRESH
.full_refresh = true,
.full_refresh = true,
#elif CONFIG_BSP_DISPLAY_LVGL_DIRECT_MODE
.direct_mode = true,
.direct_mode = true,
#endif
} };
}};

const lvgl_port_display_dsi_cfg_t dpi_cfg = {.flags = {
#if CONFIG_BSP_DISPLAY_LVGL_AVOID_TEAR
Expand Down
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