upd70f3017ay Renesas Electronics Corporation., upd70f3017ay Datasheet - Page 363

• Manufacturer Part Number: upd70f3017ay
• Description: V850/sa1tm 32-/16-bit Single-chip Microcontroller
• Manufacturer: Renesas Electronics Corporation.

Remark
PU2: Pull-up resistor option register 2
PF2: Port 2 function register
PM2: Port 2 mode register
RD: Read signal of port 2
WR: Write signal of port 2
WR
WR
WR
WR
RD
PORT
PU
PF
PM
Output latch
Alternate
function
PM21
PU21
PF21
(P21)
PM2
PU2
PF2
Figure 14-6. Block Diagram of P21
CHAPTER 14 PORT FUNCTION
User’s Manual U12768EJ4V1UD
Selector
V
DD
P-ch
N-ch
V
DD
P-ch
P21/SO2
363