Makefile for images. Cleanup.

.gitignore

@@ -1,3 +1,4 @@
+build/
 gallery/*.bmp
 gallery/*.jpg
 gallery/*.png

Makefile

@@ -1,11 +1,26 @@
+.DEFAULT_GOAL := build
 
-all: images download
+SRC_IMAGES := $(wildcard gallery/*.jpg)
+DST_IMAGES := $(sort $(addprefix build/,$(addsuffix .bmp,$(notdir $(basename $(SRC_IMAGES))))))
+
+all: clean build
 
-images:
-	cd gallery && for F in *.jpg; do ./convert_image.sh $F $F.bmp
-	
 download: jokes.json
 
-jokes.json:
-	curl -o jokes.json https://github.com/wiz64/superfun/raw/main/database/ichd/jokes-file.json
+jokes.json: build-dir
+	curl -o build/jokes.json https://github.com/wiz64/superfun/raw/main/database/ichd/jokes-file.json
+
+build: build-dir images download
+
+build-dir:
+	mkdir -p build
+
+images: $(DST_IMAGES)
+
+$(DST_IMAGES): build/%.bmp: gallery/%.jpg
+	./convert_image.sh $< $@
+
+.PHONY: clean
+clean:
+	rm -rf build/
 

main.py

@@ -48,5 +48,5 @@ while True:
     
     print("")
     gc.collect()
-    epd.delay_ms(10000 * 1)
+    epd.delay_ms(60000 * 10)
 

sdcard_test.py

@@ -0,0 +1,38 @@
+import machine
+import sdcard
+import uos
+
+# Assign chip select (CS) pin (and start it high)
+cs = machine.Pin(17, machine.Pin.OUT)
+
+# Intialize SPI peripheral (start with 1 MHz)
+spi = machine.SPI(0,
+                  baudrate=1000000,
+                  polarity=0,
+                  phase=0,
+                  bits=8,
+                  firstbit=machine.SPI.MSB,
+                  sck=machine.Pin(18),
+                  mosi=machine.Pin(19),
+                  miso=machine.Pin(16))
+
+# Initialize SD card
+sd = sdcard.SDCard(spi, cs)
+
+sd_path = "/sd"
+
+# Mount filesystem
+vfs = uos.VfsFat(sd)
+uos.mount(vfs, sd_path)
+
+# Create a file and write something to it
+with open(sd_path + "/test01.txt", "w") as file:
+    file.write("Hello, SD World!\r\n")
+    file.write("This is a test\r\n")
+
+# Open the file we just created and read from it
+with open(sd_path + "/test01.txt", "r") as file:
+    data = file.read()
+    print(data)
+
+uos.mount(sd_path)