DisplayTest: controller fine tuning. Disable u8g2 contrast management. (#772)
* DisplayTest: controller fine tuning. Disable u8g2 contrast management. * DisplayTest: correct initial configuration values. Targets: cleanup dead code. * DisplayTest: correct initial value for bias.
This commit is contained in:
parent
bde3a47078
commit
4997b56498
@ -3,7 +3,11 @@
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#include <furi-hal.h>
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#include <furi.h>
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#include <gui/gui.h>
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// Need access to u8g2
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#include <gui/gui_i.h>
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#include <gui/canvas_i.h>
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#include <u8g2_glue.h>
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#include <gui/view_dispatcher.h>
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#include <gui/modules/submenu.h>
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#include <gui/modules/variable-item-list.h>
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@ -16,6 +20,10 @@ typedef struct {
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ViewDisplayTest* view_display_test;
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VariableItemList* variable_item_list;
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Submenu* submenu;
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bool config_bias;
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uint8_t config_contrast;
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uint8_t config_regulation_ratio;
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} DisplayTest;
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typedef enum {
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@ -24,9 +32,38 @@ typedef enum {
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DisplayTestViewDisplayTest,
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} DisplayTestView;
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const bool config_bias_value[] = {
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true,
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false,
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};
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const char* const config_bias_text[] = {
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"1/7",
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"1/9",
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};
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const uint8_t config_regulation_ratio_value[] = {
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0b000,
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0b001,
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0b010,
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0b011,
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0b100,
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0b101,
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0b110,
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0b111,
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};
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const char* const config_regulation_ratio_text[] = {
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"3.0",
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"3.5",
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"4.0",
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"4.5",
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"5.0",
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"5.5",
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"6.0",
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"6.5",
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};
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static void display_test_submenu_callback(void* context, uint32_t index) {
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DisplayTest* instance = (DisplayTest*)context;
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view_dispatcher_switch_to_view(instance->view_dispatcher, index);
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}
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@ -38,6 +75,49 @@ static uint32_t display_test_exit_callback(void* context) {
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return VIEW_NONE;
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}
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static void display_test_reload_config(DisplayTest* instance) {
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FURI_LOG_I(
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"DisplayTest",
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"contrast: %d, regulation_ratio: %d, bias: %d",
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instance->config_contrast,
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instance->config_regulation_ratio,
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instance->config_bias);
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u8x8_d_st756x_erc_init(
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&instance->gui->canvas->fb.u8x8,
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instance->config_contrast,
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instance->config_regulation_ratio,
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instance->config_bias);
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gui_update(instance->gui);
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}
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static void display_config_set_bias(VariableItem* item) {
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DisplayTest* instance = variable_item_get_context(item);
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uint8_t index = variable_item_get_current_value_index(item);
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variable_item_set_current_value_text(item, config_bias_text[index]);
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instance->config_bias = config_bias_value[index];
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display_test_reload_config(instance);
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}
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static void display_config_set_regulation_ratio(VariableItem* item) {
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DisplayTest* instance = variable_item_get_context(item);
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uint8_t index = variable_item_get_current_value_index(item);
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variable_item_set_current_value_text(item, config_regulation_ratio_text[index]);
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instance->config_regulation_ratio = config_regulation_ratio_value[index];
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display_test_reload_config(instance);
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}
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static void display_config_set_contrast(VariableItem* item) {
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DisplayTest* instance = variable_item_get_context(item);
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uint8_t index = variable_item_get_current_value_index(item);
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string_t temp;
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string_init(temp);
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string_cat_printf(temp, "%d", index);
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variable_item_set_current_value_text(item, string_get_cstr(temp));
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string_clear(temp);
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instance->config_contrast = index;
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display_test_reload_config(instance);
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}
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DisplayTest* display_test_alloc() {
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DisplayTest* instance = furi_alloc(sizeof(DisplayTest));
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@ -45,15 +125,52 @@ DisplayTest* display_test_alloc() {
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instance->gui = furi_record_open("gui");
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instance->view_dispatcher = view_dispatcher_alloc();
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instance->view_display_test = view_display_test_alloc();
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view_dispatcher_enable_queue(instance->view_dispatcher);
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view_dispatcher_attach_to_gui(
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instance->view_dispatcher, instance->gui, ViewDispatcherTypeFullscreen);
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// Test
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instance->view_display_test = view_display_test_alloc();
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view = view_display_test_get_view(instance->view_display_test);
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view_set_previous_callback(view, display_test_previous_callback);
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view_dispatcher_add_view(instance->view_dispatcher, DisplayTestViewDisplayTest, view);
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// Configure
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instance->variable_item_list = variable_item_list_alloc();
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view = variable_item_list_get_view(instance->variable_item_list);
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view_set_previous_callback(view, display_test_previous_callback);
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view_dispatcher_add_view(instance->view_dispatcher, DisplayTestViewConfigure, view);
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// Configurtion items
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VariableItem* item;
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instance->config_bias = false;
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instance->config_contrast = 32;
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instance->config_regulation_ratio = 0b101;
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// Bias
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item = variable_item_list_add(
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instance->variable_item_list,
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"Bias:",
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COUNT_OF(config_bias_value),
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display_config_set_bias,
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instance);
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variable_item_set_current_value_index(item, 1);
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variable_item_set_current_value_text(item, config_bias_text[1]);
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// Regulation Ratio
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item = variable_item_list_add(
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instance->variable_item_list,
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"Reg Ratio:",
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COUNT_OF(config_regulation_ratio_value),
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display_config_set_regulation_ratio,
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instance);
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variable_item_set_current_value_index(item, 5);
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variable_item_set_current_value_text(item, config_regulation_ratio_text[5]);
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// Contrast
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item = variable_item_list_add(
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instance->variable_item_list, "Contrast:", 64, display_config_set_contrast, instance);
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variable_item_set_current_value_index(item, 32);
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variable_item_set_current_value_text(item, "32");
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// Menu
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instance->submenu = submenu_alloc();
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view = submenu_get_view(instance->submenu);
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view_set_previous_callback(view, display_test_exit_callback);
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@ -64,7 +181,12 @@ DisplayTest* display_test_alloc() {
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DisplayTestViewDisplayTest,
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display_test_submenu_callback,
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instance);
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// submenu_add_item(instance->submenu, "Configure", DisplayTestViewConfigure, display_test_submenu_callback, instance);
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submenu_add_item(
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instance->submenu,
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"Configure",
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DisplayTestViewConfigure,
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display_test_submenu_callback,
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instance);
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return instance;
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}
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@ -73,6 +195,9 @@ void display_test_free(DisplayTest* instance) {
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view_dispatcher_remove_view(instance->view_dispatcher, DisplayTestViewSubmenu);
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submenu_free(instance->submenu);
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view_dispatcher_remove_view(instance->view_dispatcher, DisplayTestViewConfigure);
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variable_item_list_free(instance->variable_item_list);
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view_dispatcher_remove_view(instance->view_dispatcher, DisplayTestViewDisplayTest);
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view_display_test_free(instance->view_display_test);
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@ -97,4 +222,4 @@ int32_t display_test_app(void* p) {
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display_test_free(instance);
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return ret;
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}
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}
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@ -16,7 +16,6 @@ Canvas* canvas_init() {
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// send init sequence to the display, display is in sleep mode after this
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u8g2_InitDisplay(&canvas->fb);
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u8g2_SetContrast(&canvas->fb, 36);
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// wake up display
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u8g2_ClearBuffer(&canvas->fb);
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u8g2_SetPowerSave(&canvas->fb, 0);
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@ -41,7 +40,6 @@ void canvas_reset(Canvas* canvas) {
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void canvas_commit(Canvas* canvas) {
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furi_assert(canvas);
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u8g2_SetPowerSave(&canvas->fb, 0); // wake up display
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u8g2_SendBuffer(&canvas->fb);
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}
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@ -191,7 +191,6 @@ void target_display_init() {
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u8g2_t fb;
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u8g2_Setup_st756x_erc(&fb, U8G2_R0, u8x8_hw_spi_stm32, u8g2_gpio_and_delay_stm32);
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u8g2_InitDisplay(&fb);
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u8g2_SetContrast(&fb, 36);
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// Create payload
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u8g2_ClearBuffer(&fb);
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u8g2_SetDrawColor(&fb, 0x01);
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@ -191,7 +191,6 @@ void target_display_init() {
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u8g2_t fb;
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u8g2_Setup_st756x_erc(&fb, U8G2_R0, u8x8_hw_spi_stm32, u8g2_gpio_and_delay_stm32);
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u8g2_InitDisplay(&fb);
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u8g2_SetContrast(&fb, 36);
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// Create payload
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u8g2_ClearBuffer(&fb);
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u8g2_SetDrawColor(&fb, 0x01);
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@ -57,23 +57,42 @@ uint8_t u8x8_hw_spi_stm32(u8x8_t* u8x8, uint8_t msg, uint8_t arg_int, void* arg_
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return 1;
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}
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static const uint8_t u8x8_d_st7565_powersave0_seq[] = {
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U8X8_START_TRANSFER(), /* enable chip, delay is part of the transfer start */
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U8X8_C(0x0a4), /* all pixel off, issue 142 */
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U8X8_C(0x0af), /* display on */
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U8X8_END_TRANSFER(), /* disable chip */
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U8X8_END() /* end of sequence */
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#define ST756X_CMD_ON_OFF 0b10101110 /**< 0:0 Switch Display ON/OFF: last bit */
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#define ST756X_CMD_SET_LINE 0b01000000 /**< 0:0 Set Start Line: last 6 bits */
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#define ST756X_CMD_SET_PAGE 0b10110000 /**< 0:0 Set Page address: last 4 bits */
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#define ST756X_CMD_SET_COLUMN_MSB 0b00010000 /**< 0:0 Set Column MSB: last 4 bits */
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#define ST756X_CMD_SET_COLUMN_LSB 0b00000000 /**< 0:0 Set Column LSB: last 4 bits */
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#define ST756X_CMD_SEG_DIRECTION 0b10100000 /**< 0:0 Reverse scan direction of SEG: last bit */
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#define ST756X_CMD_INVERSE_DISPLAY 0b10100110 /**< 0:0 Invert display: last bit */
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#define ST756X_CMD_ALL_PIXEL_ON 0b10100100 /**< 0:0 Set all pixel on: last bit */
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#define ST756X_CMD_BIAS_SELECT 0b10100010 /**< 0:0 Select 1/9(0) or 1/7(1) bias: last bit */
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#define ST756X_CMD_R_M_W 0b11100000 /**< 0:0 Enter Read Modify Write mode: read+0, write+1 */
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#define ST756X_CMD_END 0b11101110 /**< 0:0 Exit Read Modify Write mode */
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#define ST756X_CMD_RESET 0b11100010 /**< 0:0 Software Reset */
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#define ST756X_CMD_COM_DIRECTION 0b11000000 /**< 0:0 Com direction reverse: +0b1000 */
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#define ST756X_CMD_POWER_CONTROL 0b00101000 /**< 0:0 Power control: last 3 bits VB:VR:VF */
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#define ST756X_CMD_REGULATION_RATIO 0b00100000 /**< 0:0 Regulation resistor ration: last 3bits */
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#define ST756X_CMD_SET_EV 0b10000001 /**< 0:0 Set electronic volume: 5 bits in next byte */
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#define ST756X_CMD_SET_BOOSTER 0b11111000 /**< 0:0 Set Booster level, 4X(0) or 5X(1): last bit in next byte */
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#define ST756X_CMD_NOP 0b11100011 /**< 0:0 No operation */
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static const uint8_t u8x8_d_st756x_powersave0_seq[] = {
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U8X8_START_TRANSFER(), /* enable chip, delay is part of the transfer start */
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U8X8_C(ST756X_CMD_ALL_PIXEL_ON | 0b0), /* all pixel off */
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U8X8_C(ST756X_CMD_ON_OFF | 0b1), /* display on */
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U8X8_END_TRANSFER(), /* disable chip */
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U8X8_END() /* end of sequence */
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};
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static const uint8_t u8x8_d_st7565_powersave1_seq[] = {
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U8X8_START_TRANSFER(), /* enable chip, delay is part of the transfer start */
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U8X8_C(0x0ae), /* display off */
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U8X8_C(0x0a5), /* enter powersafe: all pixel on, issue 142 */
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U8X8_END_TRANSFER(), /* disable chip */
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U8X8_END() /* end of sequence */
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static const uint8_t u8x8_d_st756x_powersave1_seq[] = {
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U8X8_START_TRANSFER(), /* enable chip, delay is part of the transfer start */
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U8X8_C(ST756X_CMD_ON_OFF | 0b0), /* display off */
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U8X8_C(ST756X_CMD_ALL_PIXEL_ON | 0b1), /* all pixel on */
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U8X8_END_TRANSFER(), /* disable chip */
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U8X8_END() /* end of sequence */
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};
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static const uint8_t u8x8_d_st7565_flip0_seq[] = {
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static const uint8_t u8x8_d_st756x_flip0_seq[] = {
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U8X8_START_TRANSFER(), /* enable chip, delay is part of the transfer start */
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U8X8_C(0x0a1), /* segment remap a0/a1*/
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U8X8_C(0x0c0), /* c0: scan dir normal, c8: reverse */
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@ -81,7 +100,7 @@ static const uint8_t u8x8_d_st7565_flip0_seq[] = {
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U8X8_END() /* end of sequence */
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};
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static const uint8_t u8x8_d_st7565_flip1_seq[] = {
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static const uint8_t u8x8_d_st756x_flip1_seq[] = {
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U8X8_START_TRANSFER(), /* enable chip, delay is part of the transfer start */
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U8X8_C(0x0a0), /* segment remap a0/a1*/
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U8X8_C(0x0c8), /* c0: scan dir normal, c8: reverse */
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@ -111,7 +130,7 @@ static const u8x8_display_info_t u8x8_st756x_128x64_display_info = {
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.pixel_height = 64
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};
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uint8_t u8x8_d_st7565_common(u8x8_t *u8x8, uint8_t msg, uint8_t arg_int, void *arg_ptr) {
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uint8_t u8x8_d_st756x_common(u8x8_t *u8x8, uint8_t msg, uint8_t arg_int, void *arg_ptr) {
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uint8_t x, c;
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uint8_t *ptr;
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@ -148,14 +167,14 @@ uint8_t u8x8_d_st7565_common(u8x8_t *u8x8, uint8_t msg, uint8_t arg_int, void *a
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break;
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case U8X8_MSG_DISPLAY_SET_POWER_SAVE:
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if ( arg_int == 0 )
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u8x8_cad_SendSequence(u8x8, u8x8_d_st7565_powersave0_seq);
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u8x8_cad_SendSequence(u8x8, u8x8_d_st756x_powersave0_seq);
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else
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u8x8_cad_SendSequence(u8x8, u8x8_d_st7565_powersave1_seq);
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u8x8_cad_SendSequence(u8x8, u8x8_d_st756x_powersave1_seq);
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break;
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#ifdef U8X8_WITH_SET_CONTRAST
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case U8X8_MSG_DISPLAY_SET_CONTRAST:
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u8x8_cad_StartTransfer(u8x8);
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u8x8_cad_SendCmd(u8x8, 0x081 );
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u8x8_cad_SendCmd(u8x8, ST756X_CMD_SET_EV);
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u8x8_cad_SendArg(u8x8, arg_int >> 2 ); /* st7565 has range from 0 to 63 */
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u8x8_cad_EndTransfer(u8x8);
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break;
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@ -166,27 +185,33 @@ uint8_t u8x8_d_st7565_common(u8x8_t *u8x8, uint8_t msg, uint8_t arg_int, void *a
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return 1;
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}
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static const uint8_t u8x8_d_st756x_erc_init_seq[] = {
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U8X8_START_TRANSFER(),
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U8X8_C(0x0e2), // soft reset
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U8X8_C(0xA3), // CMD_SET_BIAS_7
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U8X8_C(0xA0), // CMD_SET_ADC_NORMAL
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U8X8_C(0xC8), // CMD_SET_COM_REVERSE
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U8X8_C(0x40), // CMD_SET_DISP_START_LINE
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U8X8_C(0x28 | 0x4), // CMD_SET_POWER_CONTROL | 0x4
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U8X8_DLY(50),
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U8X8_C(0x28 | 0x6), // CMD_SET_POWER_CONTROL | 0x6
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U8X8_DLY(50),
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U8X8_C(0x28 | 0x7), // CMD_SET_POWER_CONTROL | 0x7
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U8X8_DLY(50),
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U8X8_C(0x20 | 0x6), // CMD_SET_RESISTOR_RATIO | 0x6
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U8X8_END_TRANSFER(),
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U8X8_END() // end of sequence
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};
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void u8x8_d_st756x_erc_init(u8x8_t *u8x8, uint8_t contrast, uint8_t regulation_ratio, bool bias) {
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contrast = contrast & 0b00111111;
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regulation_ratio = regulation_ratio & 0b111;
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u8x8_cad_StartTransfer(u8x8);
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// Reset
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u8x8_cad_SendCmd(u8x8, ST756X_CMD_RESET);
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// Bias: 1/7(0b1) or 1/9(0b0)
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u8x8_cad_SendCmd(u8x8, ST756X_CMD_BIAS_SELECT | bias);
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// Page, Line and Segment config
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u8x8_cad_SendCmd(u8x8, ST756X_CMD_SEG_DIRECTION);
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u8x8_cad_SendCmd(u8x8, ST756X_CMD_COM_DIRECTION | 0b1000);
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u8x8_cad_SendCmd(u8x8, ST756X_CMD_SET_LINE);
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// Set Regulation Ratio
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u8x8_cad_SendCmd(u8x8, ST756X_CMD_REGULATION_RATIO | regulation_ratio);
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// Set EV
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u8x8_cad_SendCmd(u8x8, ST756X_CMD_SET_EV);
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u8x8_cad_SendArg(u8x8, contrast);
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// Enable power
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u8x8_cad_SendCmd(u8x8, ST756X_CMD_POWER_CONTROL | 0b111);
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u8x8_cad_EndTransfer(u8x8);
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}
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uint8_t u8x8_d_st756x_erc(u8x8_t *u8x8, uint8_t msg, uint8_t arg_int, void *arg_ptr) {
|
||||
/* call common procedure first and handle messages there */
|
||||
if (u8x8_d_st7565_common(u8x8, msg, arg_int, arg_ptr) == 0) {
|
||||
if (u8x8_d_st756x_common(u8x8, msg, arg_int, arg_ptr) == 0) {
|
||||
/* msg not handled, then try here */
|
||||
switch(msg){
|
||||
case U8X8_MSG_DISPLAY_SETUP_MEMORY:
|
||||
@ -194,14 +219,20 @@ uint8_t u8x8_d_st756x_erc(u8x8_t *u8x8, uint8_t msg, uint8_t arg_int, void *arg_
|
||||
break;
|
||||
case U8X8_MSG_DISPLAY_INIT:
|
||||
u8x8_d_helper_display_init(u8x8);
|
||||
u8x8_cad_SendSequence(u8x8, u8x8_d_st756x_erc_init_seq);
|
||||
/* Bias, EV and Regulation Ration
|
||||
* EV = 32
|
||||
* RR = V0 / ((1 - (63 - EV) / 162) * 2.1)
|
||||
* RR = 10 / ((1 - (63 - 32) / 162) * 2.1) ~= 5.88 is 5.5 (0b101)
|
||||
* Bias = 1/9 (false)
|
||||
*/
|
||||
u8x8_d_st756x_erc_init(u8x8, 32, 0b101, false);
|
||||
break;
|
||||
case U8X8_MSG_DISPLAY_SET_FLIP_MODE:
|
||||
if ( arg_int == 0 ) {
|
||||
u8x8_cad_SendSequence(u8x8, u8x8_d_st7565_flip1_seq);
|
||||
u8x8_cad_SendSequence(u8x8, u8x8_d_st756x_flip1_seq);
|
||||
u8x8->x_offset = u8x8->display_info->default_x_offset;
|
||||
} else {
|
||||
u8x8_cad_SendSequence(u8x8, u8x8_d_st7565_flip0_seq);
|
||||
u8x8_cad_SendSequence(u8x8, u8x8_d_st756x_flip0_seq);
|
||||
u8x8->x_offset = u8x8->display_info->flipmode_x_offset;
|
||||
}
|
||||
break;
|
||||
|
@ -1,9 +1,12 @@
|
||||
#pragma once
|
||||
|
||||
#include "u8g2.h"
|
||||
#include <stdbool.h>
|
||||
|
||||
uint8_t u8g2_gpio_and_delay_stm32(u8x8_t* u8x8, uint8_t msg, uint8_t arg_int, void* arg_ptr);
|
||||
|
||||
uint8_t u8x8_hw_spi_stm32(u8x8_t* u8x8, uint8_t msg, uint8_t arg_int, void* arg_ptr);
|
||||
|
||||
void u8g2_Setup_st756x_erc(u8g2_t *u8g2, const u8g2_cb_t *rotation, u8x8_msg_cb byte_cb, u8x8_msg_cb gpio_and_delay_cb);
|
||||
|
||||
void u8x8_d_st756x_erc_init(u8x8_t *u8x8, uint8_t contrast, uint8_t regulation_ratio, bool bias);
|
||||
|
@ -89,7 +89,7 @@
|
||||
/* Global Defines */
|
||||
|
||||
/* Undefine this to remove u8x8_SetContrast function */
|
||||
#define U8X8_WITH_SET_CONTRAST
|
||||
// #define U8X8_WITH_SET_CONTRAST
|
||||
|
||||
/* Define this for an additional user pointer inside the u8x8 data struct */
|
||||
//#define U8X8_WITH_USER_PTR
|
||||
|
Loading…
Reference in New Issue
Block a user