Added BMA456 application note about wearables

README.md

@@ -26,14 +26,14 @@ Possible choices :
     * MPU6050
     * BMI160
     * LSM6DS3
-    * BMA456 <-- SELECTED i2c addr : 0x18 or 0x19 7 bit address, has the wrist tilt detection feature.
+    * BMA456 <-- **SELECTED** i2c addr : 0x18 or 0x19 7 bit address, has the wrist tilt detection feature.
 * A magnetometer (possible choices):
     * HMC5883L <-- After reading some comparison articles between the HMC5883L and QMC5883L and the datasheets, the later seems better in term of perfomances.
-    * QMC5883L <-- SELECTED i2c addr : 0x0D 7 bit address, better soldering footprint
+    * QMC5883L <-- **SELECTED** i2c addr : 0x0D 7 bit address, better soldering footprint
     * LSM303DLHC
     * BMM150 <-- Package with balls, hard to handle
 * An air pressure/temperature sensor (to display the altitude for example)
-    * BMP280 <-- SELECTED i2c addr : 0x76 or 0x77
+    * BMP280 <-- **SELECTED** i2c addr : 0x76 or 0x77
 
 ## Actuators :
 * A vibration motor to notify events to the user.
@@ -92,16 +92,18 @@ Requirements : 4 line serial interface in 8 bit mode with a dedicated Data/Comma
     * Supported LCD drivers : 
         * ILI9341 in 4-line serial mode (8 bits) with D/C pin
         * ST7789 in 4-line serial mode (8 bits) with D/C pin
-* Two screens designed and working with LVGL : 
+        * GC9A01 in 4-line serial mode (8 bits) with D/C pin
-    * 1 watch face based on a casio watch
+* Three screens designed and working with LVGL : 
-    * 1 menu list with icons.
+    * 1 watch face based on a casio watch.
+    * 1 menu list screen with icons.
+    * 1 setting screen with basic settings (date and time + display brightness) (work in progress).
 
 ## To do :
 * Write I2C drivers for the :
-    * [ ] BMA456
+    * [X] BMA456
     * [ ] BMP280
     * [X] QMC5883L
-* [ ] Write the init sequence for the GC9A01 LCD driver.
+* [X] Write the init sequence for the GC9A01 LCD driver.
 * [ ] Finish to design the settings page.
 * [ ] Test the charge circuit.
 * Design and test the : 

src/W800 SDK v1.00.08/app/drivers/lcd/lcd.c

@@ -29,8 +29,8 @@ static void lcd_set_data_command(LCDConfig_t * const LCDConfig, LCDDataCommand_e
 static void lcd_write_cmd_data_bytes(LCDConfig_t * const LCDConfig, const uint8_t *cmdAndData, uint32_t dataLengthInBytes);
 
 // ST7789初始化
-/*const uint8_t st7789_init_seq[] = {
+const uint8_t st7789_init_seq[] = {
-    //  len , delay, cmd, data ... 
+    //  len, delay, cmd, data ... 
         0x01, 0x14, 0x01,                         // Software reset
         0x01, 0x0A, 0x11,                         // Exit sleep mode
         0x02, 0x02, 0x3A, 0x55,                   // Set colour mode to 16 bit
@@ -41,24 +41,10 @@ static void lcd_write_cmd_data_bytes(LCDConfig_t * const LCDConfig, const uint8_
         0x01, 0x02, 0x13,                         // Normal display on, then 10 ms delay
         0x01, 0x02, 0x29,                         // Main screen turn on, then wait 500 ms
         0                                         // Terminate list
-};*/
-
-const uint8_t st7789_init_seq[] = {
-    /*  len , delay, cmd, data ... */
-        0x01,                         // Software reset
-        0x11,                         // Exit sleep mode
-        //0x02, 0x02, 0x3A, 0x05,                   // Set colour mode to 16 bit
-        //0x02, 0x0A, 0x36, 0x00,                   // Set MADCTL: row then column, refresh is bottom to top ????
-        //0x05, 0x0A, 0x2A, 0x00, 0x00, 0x00, 0xf0, // CASET: column addresses from 0 to 240 (f0)
-        //0x05, 0x0A, 0x2B, 0x00, 0x00, 0x01, 0x40, // RASET: row addresses from 0 to 240 (f0)
-       //0x01, 0x0A, 0x21,                         // Inversion on, then 10 ms delay (supposedly a hack?)
-        0x13,                         // Normal display on, then 10 ms delay
-        0x29,                         // Main screen turn on, then wait 500 ms
-        0                                         // Terminate list
 };
 
-const uint8_t st7789_init_seq_9_bit[] = {
+/*const uint8_t st7789_init_seq_9_bit[] = {
-    /*  len , delay, cmd, data ... */
+    //  len, delay, cmd, data ...
         0x01, 0x14, 0x01,                         // Software reset
         0x01, 0x0A, 0x11,                         // Exit sleep mode
         //0x02, 0x02, 0x3A, 0x05,                   // Set colour mode to 16 bit
@@ -69,6 +55,62 @@ const uint8_t st7789_init_seq_9_bit[] = {
         0x01, 0x0A, 0x13,                         // Normal display on, then 10 ms delay
         0x01, 0x0A, 0x29,                         // Main screen turn on, then wait 500 ms
         0                                         // Terminate list
+};*/
+
+const uint8_t gc9a01_init_seq[] = {
+    //  len, delay, cmd, data ...
+            0x01, 5, 0x01,
+            0x01, 0, 0xEF,
+            0x02, 0, 0xEB, 0x14,
+            0x01, 0, 0xFE,
+            0x01, 0, 0xEF,
+            0x02, 0, 0xEB, 0x14,
+            0x02, 0, 0x84, 0x40,
+            0x02, 0, 0x85, 0xFF,
+            0x02, 0, 0x86, 0xFF,
+            0x02, 0, 0x87, 0xFF,
+            0x02, 0, 0x88, 0x0A,
+            0x02, 0, 0x89, 0x21,
+            0x02, 0, 0x8A, 0x00,
+            0x02, 0, 0x8B, 0x80,
+            0x02, 0, 0x8C, 0x01,
+            0x02, 0, 0x8D, 0x01,
+            0x02, 0, 0x8E, 0xFF,
+            0x02, 0, 0x8F, 0xFF,
+            0x03, 0, 0xB6, 0x00, 0x00,
+            0x02, 0, 0x36, 0x48,
+            0x02, 0, 0x3A, 0x55,
+            0x05, 0, 0x90, 0x08, 0x08, 0x08, 0x08,
+            0x02, 0, 0xBD, 0x06,
+            0x02, 0, 0xBC, 0x00,
+            0x04, 0, 0xFF, 0x60, 0x01, 0x04,
+            0x02, 0, 0xC3, 0x13,
+            0x02, 0, 0xC4, 0x13,
+            0x02, 0, 0xC9, 0x22,
+            0x02, 0, 0xBE, 0x11,
+            0x03, 0, 0xE1, 0x10, 0x0E,
+            0x04, 0, 0xDF, 0x21, 0x0C, 0x02,
+            0x07, 0, 0xF0, 0x45, 0x09, 0x08, 0x08, 0x26, 0x2A,
+            0x07, 0, 0xF1, 0x43, 0x70, 0x72, 0x36, 0x37, 0x6F,
+            0x07, 0, 0xF2, 0x45, 0x09, 0x08, 0x08, 0x26, 0x2A,
+            0x07, 0, 0xF3, 0x43, 0x70, 0x72, 0x36, 0x37, 0x6F,
+            0x03, 0, 0xED, 0x1B, 0x0B,
+            0x02, 0, 0xAE, 0x77,
+            0x02, 0, 0xCD, 0x63,
+            0x0A, 0, 0x70, 0x07, 0x07, 0x04, 0x0E, 0x0F, 0x09, 0x07, 0x08, 0x03,
+            0x02, 0, 0xE8, 0x34,
+            0x0D, 0, 0x62, 0x18, 0x0D, 0x71, 0xED, 0x70, 0x70, 0x18, 0x0F, 0x71, 0xEF, 0x70, 0x70,
+            0x0D, 0, 0x63, 0x18, 0x11, 0x71, 0xF1, 0x70, 0x70, 0x18, 0x13, 0x71, 0xF3, 0x70, 0x70,
+            0x08, 0, 0x64, 0x28, 0x29, 0xF1, 0x01, 0xF1, 0x00, 0x07,
+            0x0B, 0, 0x66, 0x3C, 0x00, 0xCD, 0x67, 0x45, 0x45, 0x10, 0x00, 0x00, 0x00,
+            0x0B, 0, 0x67, 0x00, 0x3C, 0x00, 0x00, 0x00, 0x01, 0x54, 0x10, 0x32, 0x98,
+            0x08, 0, 0x74, 0x10, 0x85, 0x80, 0x00, 0x00, 0x4E, 0x00,
+            0x03, 0, 0x98, 0x3E, 0x07,
+            0x01, 0, 0x35,
+            0x01, 0, 0x21,
+            0x01, 5, 0x11,    // Exit from sleep
+            0x01, 0, 0x29,      // Display on
+            0                   // Terminate list
 };
 
 /**
@@ -80,7 +122,7 @@ const uint8_t st7789_init_seq_9_bit[] = {
 */
 // ILI9341初始化
 const uint8_t ili9341_init_seq[] = {
-    /*  len , delay, cmd, data ... */
+    /*  len, delay, cmd, data ... */
         0x01, 0x14, 0x01,                         // Software reset
         0x04, 0x00, 0xCF, 0x00, 0xD9, 0x30,
         0x05, 0x00, 0xED, 0x64, 0x03, 0x12, 0x81,
@@ -112,7 +154,7 @@ const uint8_t ili9341_init_seq[] = {
 
 // ILI9488初始化
 const uint8_t ili9488_init_seq[] = {
-    /*  len , delay, cmd, data ... */
+    /*  len, delay, cmd, data ... */
         0x05, 0x00, 0xF7, 0xA9, 0x51, 0x2C, 0x82,
         0x03, 0x00, 0xC0, 0x11, 0x09,
         0x02, 0x00, 0xC1, 0x41,
@@ -134,7 +176,7 @@ const uint8_t ili9488_init_seq[] = {
 
 // ST7796S初始化
 const uint8_t ST7796S_init_seq[] = {
-    /*  len , delay, cmd, data ... */
+    /*  len, delay, cmd, data ... */
         0x02, 0x00, 0xF0, 0xC3,
         0x02, 0x00, 0xF0, 0x96,
         0x02, 0x00, 0x36, 0x68,
@@ -292,6 +334,8 @@ void lcd_init(LCDConfig_t * const LCDConfig)
     const u8 *cmd = ili9341_init_seq;
 #elif DISPLAY_CONTROLLER == 1
     const u8 *cmd = st7789_init_seq;
+#elif DISPLAY_CONTROLLER == 2
+    const u8 *cmd = gc9a01_init_seq;
 #endif
 
     // We send the init sequence to the screen :

src/W800 SDK v1.00.08/app/drivers/lcd/lcd.h

@@ -9,7 +9,8 @@
 /* Display drive controller */
 #define ILI9341 0
 #define ST7789V 1
-#define DISPLAY_CONTROLLER ILI9341
+#define GC9A01  2
+#define DISPLAY_CONTROLLER GC9A01
 //#define DISPLAY_CONTROLLER ST7789V
 
 /* Display properties */