upd78f0114hgb-8es-a Renesas Electronics Corporation., upd78f0114hgb-8es-a Datasheet - Page 84

• Manufacturer Part Number: upd78f0114hgb-8es-a
• Description: 8-bit Single-chip Microcontrollers
• Manufacturer: Renesas Electronics Corporation.

4.2.3 Port 2
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Port 2 is an 8-bit input-only port.
This port can also be used for A/D converter analog input.
Figure 4-9 shows a block diagram of port 2.
RD:
A/D converter
RD
Read signal
Figure 4-9. Block Diagram of P20 to P27
CHAPTER 4 PORT FUNCTIONS
User’s Manual U16961EJ4V0UD
P20/ANI0 to P27/ANI7