CHAPTER 4 PORT FUNCTIONS
4.3.3 Port 3
Port 3 can control input/output in 1-bit units.
The number of I/O port pins differs according to the product.
Product
V850ES/KF1
V850ES/KG1
V850ES/KJ1
I/O Port Pin Count
8-bit I/O port
10-bit I/O port
10-bit I/O port
(1) Port 3 functions (V850ES/KF1, V850ES/KG1, V850ES/KJ1)
{ Port input/output data can be specified in 1-bit units.
Specification is made by the port 3 register (P3).
{ Port input/output can be specified in 1-bit units.
Specification is made by the port 3 mode register (PM3).
{ Port mode/control mode (alternate functions) can be specified in 1-bit units.
Specification is made by the port 3 mode control register (PMC3).
{ N-ch open-drain specification can be done in 1-bit units.
Specification is made by the port 3 function register H (PF3H).
{ Control mode 1/control mode 2 specification can be done in 1-bit units.
Specification is made by the port 3 function control register (PFC3).
{ On-chip pull-up resistor connection can be specified in 1-bit units.
Specification is made by pull-up resistor option register 3 (PU3).
User’s Manual U15862EJ3V0UD
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NEC [ NEC ]
