From c69ae134232046b8a6022c0d8e889fdea76181ae Mon Sep 17 00:00:00 2001
From: hathach <thach@tinyusb.org>
Date: Wed, 19 Dec 2018 18:29:24 +0700
Subject: [PATCH] finished testing led pattern

---
 src/boards.c | 16 +++++++---------
 src/boards.h |  2 --
 src/main.c   |  7 +++----
 3 files changed, 10 insertions(+), 15 deletions(-)

diff --git a/src/boards.c b/src/boards.c
index 0aaee71..0d6d30a 100644
--- a/src/boards.c
+++ b/src/boards.c
@@ -154,6 +154,8 @@ void led_pwm_init(uint32_t led_index, uint32_t led_pin)
   pwm->ENABLE = 0;
 
   nrf_gpio_cfg_output(led_pin);
+  nrf_gpio_pin_write(led_pin, 1 - LED_STATE_ON);
+
   pwm->PSEL.OUT[led_index] = led_pin;
 
   pwm->MODE            = PWM_MODE_UPDOWN_Up;
@@ -170,7 +172,7 @@ void led_pwm_init(uint32_t led_index, uint32_t led_pin)
   pwm->ENABLE = 1;
 
   pwm->EVENTS_SEQEND[0] = 0;
-  pwm->TASKS_SEQSTART[0] = 1;
+//  pwm->TASKS_SEQSTART[0] = 1;
 }
 
 void led_pwm_teardown(void)
@@ -221,32 +223,28 @@ static uint32_t rgb_color;
 static bool temp_color_active = false;
 void led_state(uint32_t state)
 {
-    enum {
-      CYCLE_NORMAL = 4000,
-      CYCLE_WRITING = 100
-    };
     uint32_t new_rgb_color = rgb_color;
     uint32_t temp_color = 0;
     switch (state) {
         case STATE_USB_MOUNTED:
           new_rgb_color = 0x00ff00;
-          primary_cycle_length = CYCLE_NORMAL;
+          primary_cycle_length = 3000;
           break;
 
         case STATE_BOOTLOADER_STARTED:
         case STATE_USB_UNMOUNTED:
           new_rgb_color = 0xff0000;
-          primary_cycle_length = CYCLE_NORMAL;
+          primary_cycle_length = 300;
           break;
 
         case STATE_WRITING_STARTED:
           temp_color = 0xff0000;
-          primary_cycle_length = CYCLE_WRITING;
+          primary_cycle_length = 100;
           break;
 
         case STATE_WRITING_FINISHED:
           // Empty means to unset any temp colors.
-          primary_cycle_length = CYCLE_NORMAL;
+          primary_cycle_length = 3000;
           break;
 
         case STATE_BLE_CONNECTED:
diff --git a/src/boards.h b/src/boards.h
index 514801c..68b236c 100644
--- a/src/boards.h
+++ b/src/boards.h
@@ -108,8 +108,6 @@ static inline bool button_pressed(uint32_t pin)
   return (nrf_gpio_pin_read(pin) == 0) ? true : false;
 }
 
-
-
 bool is_ota(void);
 
 #endif
diff --git a/src/main.c b/src/main.c
index bd8ae5d..8ac1dba 100644
--- a/src/main.c
+++ b/src/main.c
@@ -71,7 +71,7 @@ void usb_teardown(void);
 
 #else
 
-#define usb_init(x)
+#define usb_init(x)       led_state(STATE_USB_MOUNTED) // mark nrf52832 as mounted
 #define usb_teardown()
 
 #endif
@@ -167,6 +167,8 @@ int main(void)
   board_init();
   bootloader_init();
 
+  led_state(STATE_BOOTLOADER_STARTED);
+
   // When updating SoftDevice, bootloader will reset before swapping SD
   if (bootloader_dfu_sd_in_progress())
   {
@@ -209,8 +211,6 @@ int main(void)
 
   (*dbl_reset_mem) = 0;
 
-  led_state(STATE_BOOTLOADER_STARTED);
-
   if ( dfu_start || !valid_app )
   {
     if ( _ota_dfu )
@@ -222,7 +222,6 @@ int main(void)
     else
     {
       led_state(STATE_USB_UNMOUNTED);
-      // otherwise USB for Serial & UF2
       usb_init(serial_only_dfu);
     }