UPD78F1502AGK-GAK-AX Datasheet, PDF (137/1031 Pages) Renesas Technology Corp – 16-Bit Single-Chip Microcontrollers

78K0R/Lx3
CHAPTER 4 PORT FUNCTIONS
CHAPTER 4 PORT FUNCTIONS
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4.1 Port Functions
There are four types of pin I/O buffer power supplies: AVDD0, AVDD, AVDD1, EVDD1, EVDD, and VDD. The relationship
between these power supplies and the pins is shown below.
Table 4-1. Pin I/O Buffer Power Supplies
Power Supply
AVDD0, AVDD
AVDD1, EVDD1
EVDD
VDD
Corresponding Pins
P20 to P27, P150 to P152, P157
P110, P111
• Port pins other than P20 to P27, P110, P111, P150 to P152, P157
• RESET, FLMD0 pins
Pins other than port , RESET, FLMD0 pins
78K0R/Lx3 products are provided with digital I/O ports, which enable variety of control operations. The functions of
each port are shown in Tables 4-2 to 4-4.
In addition to the function as digital I/O ports, these ports have several alternate functions. For details of the alternate
functions, see CHAPTER 2 PIN FUNCTIONS.
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Jun 20, 2011