1 files changed, 30 insertions, 6 deletions
diff --git a/nicla/serial_test.py b/nicla/serial_test.py
index c8b84e5..276f6d1 100644
--- a/nicla/serial_test.py
+++ b/nicla/serial_test.py
@@ -13,10 +13,34 @@ def uart_send(byte):
         udelay(1000)
     zumo_rx.value(1)
 
-while True:
-    # uart_send("a")
-    for x in range(8):
-        n = 1 << x
-        uart_send(n)
-        print(f"0x{n:02x}")
+__uart_buffer = bytearray()
+def uart_flush():
+    global __uart_buffer
+    print("UART FLUSH START")
+    for byte in __uart_buffer:
+        print(f"BYTE 0x{byte:02X}")
+        uart_send(byte) # dit is de oplossing
+        udelay(2000)
+        uart_send(byte)
+        udelay(2000)
+        uart_send(byte)
+    __uart_buffer = bytearray()
+
+def tx_irq_handler(pin):
+    if pin is zumo_tx:
+        uart_flush()
+
+zumo_tx.irq(trigger = Pin.IRQ_RISING, handler = tx_irq_handler)
+
+def uart_buffer(i):
+    global __uart_buffer
+    __uart_buffer.append(i)
+
+if __name__ == "__main__":
+    while True: # test commands
+        uart_buffer(0x29)
+        uart_buffer(0x70)
+        delay(1000)
+        uart_buffer(0xff)
+        uart_buffer(0x20)
         delay(1000)