lcm1602: put all signals on the left of symbol

display/display_lcd_lcm1602.yaml

@@ -7,30 +7,32 @@ pinout:
   VSS: 1
   VDD: 2
   VO: 3
-  RS: 4
-  RnW: 5
-  E: 6
-  DB0: 7
-  DB1: 8
-  DB2: 9
-  DB3: 10
-  DB4: 11
-  DB5: 12
-  DB6: 13
-  DB7: 14
-  LED_A: 15
-  LED_K: 16
+  CONTROL:
+    RS: 4
+    RnW: 5
+    E: 6
+  DATA:
+    DB0: 7
+    DB1: 8
+    DB2: 9
+    DB3: 10
+    DB4: 11
+    DB5: 12
+    DB6: 13
+    DB7: 14
+  LED:
+    LED_A: 15
+    LED_K: 16
 
 properties:
   power: VDD, LED_A
   ground: VSS, LED_K
-  bidir: DB0
+  bidir: DB0-7
   in: VO, RS, RnW, E
 
 schematic:
   symbol: connector
-  left: RS, RnW, E, DB0-7
-  right: VO, LED_A, LED_K
+  left: VO, CONTROL, DATA, LED
   top: VDD
   bottom: VSS