support itsybitsy dotstar led

Makefile

@@ -49,6 +49,8 @@ OUT_NAME = $(BOARD)_bootloader-$(GIT_VERSION)
 # merged file = compiled + sd
 MERGED_FILE = $(OUT_NAME)_$(SD_NAME)_$(SD_VERSION)
 
+UF2_FAMILY_ID_BOOTLOADER = 0xd663823c
+
 #------------------------------------------------------------------------------
 # Tool Configure
 #------------------------------------------------------------------------------
@@ -435,7 +437,7 @@ $(BUILD)/$(OUT_NAME)_nosd.hex: $(BUILD)/$(OUT_NAME).hex
 # Bootolader self-update uf2
 $(BUILD)/update-$(OUT_NAME)_nosd.uf2: $(BUILD)/$(OUT_NAME)_nosd.hex
 	@echo Create $(notdir $@)
-	@python3 lib/uf2/utils/uf2conv.py -f 0xd663823c -c -o $@ $^
+	@python3 lib/uf2/utils/uf2conv.py -f $(UF2_FAMILY_ID_BOOTLOADER) -c -o $@ $^
 
 # merge bootloader and sd hex together
 $(BUILD)/$(MERGED_FILE).hex: $(BUILD)/$(OUT_NAME).hex
@@ -488,6 +490,11 @@ flash-mbr:
 	@echo Flashing: $(MBR_HEX)
 	$(call FLASH_NOUICR_CMD,$(MBR_HEX))
 
+# flash using uf2
+flash-uf2: $(BUILD)/update-$(OUT_NAME)_nosd.uf2
+	@echo Flashing: $(notdir $<)
+	python lib/uf2/utils/uf2conv.py -f $(UF2_FAMILY_ID_BOOTLOADER) --deploy $<
+
 # dfu with adafruit-nrfutil using CDC interface
 dfu-flash: flash-dfu
 flash-dfu: $(BUILD)/$(MERGED_FILE).zip

src/boards/boards.c

@@ -27,14 +27,14 @@
 #include "app_scheduler.h"
 #include "app_timer.h"
 
-#ifdef LED_APA102
+#ifdef LED_APA102_CLK
 #include "nrf_spim.h"
 #endif
 
 #define SCHED_MAX_EVENT_DATA_SIZE           sizeof(app_timer_event_t)        /**< Maximum size of scheduler events. */
 #define SCHED_QUEUE_SIZE                    30                               /**< Maximum number of events in the scheduler queue. */
 
-#if defined(LED_NEOPIXEL) || defined(LED_RGB_RED_PIN) || defined(LED_APA102)
+#if defined(LED_NEOPIXEL) || defined(LED_RGB_RED_PIN) || defined(LED_APA102_CLK)
 void neopixel_init(void);
 void neopixel_write(uint8_t* pixels);
 void neopixel_teardown(void);
@@ -86,7 +86,7 @@ void board_init(void) {
   #endif
 #endif
 
-#if defined(LED_NEOPIXEL) || defined(LED_RGB_RED_PIN) || defined(LED_APA102)
+#if defined(LED_NEOPIXEL) || defined(LED_RGB_RED_PIN) || defined(LED_APA102_CLK)
   // use neopixel for use enumeration
   #ifdef NEOPIXEL_POWER_PIN
   nrf_gpio_cfg_output(NEOPIXEL_POWER_PIN);
@@ -147,7 +147,7 @@ void board_teardown(void) {
   led_pwm_teardown();
 #endif
 
-#if defined(LED_NEOPIXEL) || defined(LED_RGB_RED_PIN) || defined(LED_APA102)
+#if defined(LED_NEOPIXEL) || defined(LED_RGB_RED_PIN) || defined(LED_APA102_CLK)
   neopixel_teardown();
 #endif
 
@@ -362,7 +362,7 @@ static uint32_t primary_cycle_length;
 static uint32_t secondary_cycle_length;
 #endif
 
-void led_tick() {
+void led_tick(void) {
   uint32_t millis = _systick_count;
 
   uint32_t cycle = millis % primary_cycle_length;
@@ -452,7 +452,7 @@ void led_state(uint32_t state) {
     final_color = (uint8_t*) &rgb_color;
   }
 
-#if defined(LED_NEOPIXEL) || defined(LED_RGB_RED_PIN) || defined(LED_APA102)
+#if defined(LED_NEOPIXEL) || defined(LED_RGB_RED_PIN) || defined(LED_APA102_CLK)
   if (final_color != NULL) {
     neopixel_write(final_color);
   }
@@ -560,7 +560,7 @@ void neopixel_write(uint8_t* pixels) {
 
 #endif
 
-#ifdef LED_APA102
+#ifdef LED_APA102_CLK
 #define BYTE_PER_PIXEL  4
 
 // 4 zero bytes are required to initiate update

src/boards/itsybitsy_nrf52840_express/board.cmake

@@ -0,0 +1 @@
+set(MCU_VARIANT nrf52840)

src/boards/itsybitsy_nrf52840_express/board.h

@@ -34,9 +34,14 @@
 #define LED_PRIMARY_PIN       _PINNUM(0, 6)
 #define LED_STATE_ON          1
 
-#define LED_NEOPIXEL           _PINNUM(0, 8)
-#define NEOPIXELS_NUMBER      1
-#define BOARD_RGB_BRIGHTNESS  0x040404
+#define LED_APA102_CLK          _PINNUM(1, 9)
+#define LED_APA102_DATA         _PINNUM(0, 8)
+#define LED_APA102_BRIGHTNESS   0x1
+#define APA102_NUMBER           1
+
+// For dotstart set to max for colour information is not masked off
+#define BOARD_RGB_BRIGHTNESS  0xffffffff
+
 
 /*------------------------------------------------------------------*/
 /* BUTTON

src/nrfx_config.h

@@ -10,6 +10,7 @@
 
 #define NRFX_PRS_ENABLED    0
 
+// PWM
 #define NRFX_PWM_ENABLED    0
 #define NRFX_PWM0_ENABLED   0
 #define NRFX_PWM1_ENABLED   0

src/nrfx_log.h

@@ -0,0 +1,135 @@
+/*
+ * Copyright (c) 2017 - 2019, Nordic Semiconductor ASA
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright notice, this
+ *    list of conditions and the following disclaimer.
+ *
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ *
+ * 3. Neither the name of the copyright holder nor the names of its
+ *    contributors may be used to endorse or promote products derived from this
+ *    software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
+ * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#ifndef NRFX_LOG_H__
+#define NRFX_LOG_H__
+
+// THIS IS A TEMPLATE FILE.
+// It should be copied to a suitable location within the host environment into
+// which nrfx is integrated, and the following macros should be provided with
+// appropriate implementations.
+// And this comment should be removed from the customized file.
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/**
+ * @defgroup nrfx_log nrfx_log.h
+ * @{
+ * @ingroup nrfx
+ *
+ * @brief This file contains macros that should be implemented according to
+ *        the needs of the host environment into which @em nrfx is integrated.
+ */
+
+/**
+ * @brief Macro for logging a message with the severity level ERROR.
+ *
+ * @param format printf-style format string, optionally followed by arguments
+ *               to be formatted and inserted in the resulting string.
+ */
+#define NRFX_LOG_ERROR(format, ...)
+
+/**
+ * @brief Macro for logging a message with the severity level WARNING.
+ *
+ * @param format printf-style format string, optionally followed by arguments
+ *               to be formatted and inserted in the resulting string.
+ */
+#define NRFX_LOG_WARNING(format, ...)
+
+/**
+ * @brief Macro for logging a message with the severity level INFO.
+ *
+ * @param format printf-style format string, optionally followed by arguments
+ *               to be formatted and inserted in the resulting string.
+ */
+#define NRFX_LOG_INFO(format, ...)
+
+/**
+ * @brief Macro for logging a message with the severity level DEBUG.
+ *
+ * @param format printf-style format string, optionally followed by arguments
+ *               to be formatted and inserted in the resulting string.
+ */
+#define NRFX_LOG_DEBUG(format, ...)
+
+
+/**
+ * @brief Macro for logging a memory dump with the severity level ERROR.
+ *
+ * @param[in] p_memory Pointer to the memory region to be dumped.
+ * @param[in] length   Length of the memory region in bytes.
+ */
+#define NRFX_LOG_HEXDUMP_ERROR(p_memory, length)
+
+/**
+ * @brief Macro for logging a memory dump with the severity level WARNING.
+ *
+ * @param[in] p_memory Pointer to the memory region to be dumped.
+ * @param[in] length   Length of the memory region in bytes.
+ */
+#define NRFX_LOG_HEXDUMP_WARNING(p_memory, length)
+
+/**
+ * @brief Macro for logging a memory dump with the severity level INFO.
+ *
+ * @param[in] p_memory Pointer to the memory region to be dumped.
+ * @param[in] length   Length of the memory region in bytes.
+ */
+#define NRFX_LOG_HEXDUMP_INFO(p_memory, length)
+
+/**
+ * @brief Macro for logging a memory dump with the severity level DEBUG.
+ *
+ * @param[in] p_memory Pointer to the memory region to be dumped.
+ * @param[in] length   Length of the memory region in bytes.
+ */
+#define NRFX_LOG_HEXDUMP_DEBUG(p_memory, length)
+
+
+/**
+ * @brief Macro for getting the textual representation of a given error code.
+ *
+ * @param[in] error_code Error code.
+ *
+ * @return String containing the textual representation of the error code.
+ */
+#define NRFX_LOG_ERROR_STRING_GET(error_code)
+
+/** @} */
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif // NRFX_LOG_H__