Add Inspire3D demo

inspire3d-demo/Makefile

@@ -0,0 +1,12 @@
+TARGET:=inspire3d-demo
+include ../ch32v003fun/ch32v003fun.mk
+clean:
+	rm -f $(TARGET).elf $(TARGET).hex $(TARGET).bin $(TARGET).map $(TARGET).lst \
+		$(TARGET).o $(TARGET).d $(TARGET).srec $(TARGET).sym $(TARGET).lss
+	$(MAKE) -f Makefile-emulator clean
+
+emulator:
+	$(MAKE) -f Makefile-emulator clean
+	$(MAKE) -f Makefile-emulator 
+
+.PHONY: emulator clean

inspire3d-demo/Makefile-emulator

@@ -0,0 +1,35 @@
+CC=gcc
+INCLUDES=-I../emulator -I../data -I.
+CFLAGS=-g -Wall -Wextra -Wshadow -Wswitch -Wfloat-equal $(INCLUDES)
+LDFLAGS=$(CFLAGS)
+
+UNAME_S := $(shell uname -s)
+ifeq ($(UNAME_S), Darwin)
+    LDFLAGS += -framework CoreFoundation -framework ApplicationServices -pthread
+endif
+
+SRCS=inspire3d-demo.c
+TARGET=inspire3d-demo
+
+SRCS += $(wildcard ../emulator/*.c)
+ifneq ($(UNAME_S), Darwin)
+SRCS := $(filter-out ../emulator/system_mac.c,$(SRCS))
+endif
+OBJS = $(SRCS:.c=.o)
+# Default target
+all: $(TARGET)
+
+# Linking
+$(TARGET): $(OBJS)
+	$(CC) $(OBJS) $(LDFLAGS) -o $(TARGET)
+
+# Compiling
+%.o: %.c
+	$(CC) $(CFLAGS) -c $< -o $@
+
+# Clean up
+clean:
+	rm -f $(OBJS) $(TARGET) *.exe
+
+# Phony targets
+.PHONY: all clean

inspire3d-demo/funconfig.h

@@ -0,0 +1,18 @@
+#ifndef _FUNCONFIG_H
+#define _FUNCONFIG_H
+
+#define CH32V003 1
+#define FUNCONF_USE_DEBUGPRINTF 0
+#define FUNCONF_USE_UARTPRINTF 1
+#define FUNCONF_UART_PRINTF_BAUD 115200
+#define FUNCONF_SYSTICK_USE_HCLK 1
+#define GPIO_ADC_MUX_DELAY 1200
+// todo: fix name
+#define horizontalButtons 25
+#define verticalButtons 5
+#define NUM_LEDS (horizontalButtons * verticalButtons)
+
+//#define CH32V003J4M6_USE_PD6_AS_UART_TX
+//#define INTERNAL_INSPIRE_MATRIX
+
+#endif

inspire3d-demo/inspire3d-demo.c

@@ -0,0 +1,43 @@
+#define WS2812BSIMPLE_IMPLEMENTATION
+#include "buttons.h"
+#include "ch32v003_GPIO_branchless.h"
+#include "colors.h"
+#include "driver.h"
+#include "ws2812b_simple.h"
+
+#include <stdio.h>
+
+#define LED_PINS GPIOA, 2
+
+#define x_max 5
+#define y_max 5
+#define z_max 5
+#if (x_max * y_max * z_max) != NUM_LEDS
+#error "x_max * y_max * z_max must equal NUM_LEDS"
+// todo: fix name
+#endif
+// convert position of LEDs to x, y, z coordinates
+void convert_pos_to_xyz(uint16_t pos, uint8_t *x, uint8_t *y, uint8_t *z) {
+    *x = pos % x_max;
+    *y = (pos / x_max) % y_max;
+    *z = pos / (x_max * y_max);
+}
+
+#define color_multiplier 20
+int main(void) {
+    SystemInit();
+    while (1) {
+        clear();
+        for (uint16_t i = 0; i < NUM_LEDS; i++) {
+            uint8_t x, y, z;
+            convert_pos_to_xyz(i, &x, &y, &z);
+            // not using set_color to achieve maximum brightness
+            led_array[i].r = x * color_multiplier;
+            led_array[i].g = y * color_multiplier;
+            led_array[i].b = z * color_multiplier;
+            WS2812BSimpleSend(LED_PINS, (uint8_t *)led_array, NUM_LEDS * 3);
+            printf("Hello, World!\n");
+            Delay_Ms(20);
+        }
+    }
+}