1-14
HARDWARE
4513/4514 Group User’s Manual
PORT BLOCK DIAGRAMS (continued)
PIN DESCRIPTION
A
IN0
/CMP0-
Q1
Q3
0
A
IN1
/CMP0+
+
-
Q3
2
A
IN2
/CMP1-
Q3
1
A
IN3
/CMP1+
+
-
Q3
3
OP4A instruction
IAP4 instruction
P4
0
/A
IN4
–P4
3
/A
IN7
D
Q
T
Register A
Ai
Q1
Q1
Q1
Q1
Decoder
Analog input
Decoder
Analog input
Analog input
Analog input
Analog input
This symbol represents a parasitic diode on the port.
• i represents 0, 1, 2, or 3.
• The 4513 Group does not have port P4.
•
Decoder
Decoder
Decoder
CMP0
CMP1