Port Dh - NEC V850ES/SA2 UPD703201 Manual

4.3.12 Port DH

Port DH can be set to the input or output mode in 1-bit units.
The number of I/O port bits differs depending on the product.
Commercial Name
V850ES/SA2
V850ES/SA3
(1) Functions of port DH
Input/output data can be specified in 1-bit units by using port register DH (PDH).
Can be set to the input or output mode in 1-bit units by using port mode register DH (PMDH).
Can be set to the port mode or control mode (alternate function) in 1-bit units by using port mode control
register DH (PMCDH).
Port DH has an alternate function as the following pins.
Pin Name
Port DH PDH0
PDH1
PDH2
PDH3
PDH4
PDH5
Note 2
PDH6
Note 2
PDH7
Notes 1. Software pull-up function
2. V850ES/SA3 only
166
CHAPTER 4 PORT FUNCTIONS
6-bit I/O port
8-bit I/O port
Table 4-16. Alternate-Function Pins of Port DH
Alternate-Function Pin I/O
A16 I/O
A17
A18
A19
A20
A21
Note 2
A22
Note 2
A23
Preliminary User's Manual U15905EJ1V0UD
Number of I/O Port Bits
Note 1
PULL
None
Remark
−