
CHAPTER 4 PORT FUNCTIONS
User’s Manual U15905EJ2V1UD
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4.3.13 Port DL
Port DL can be set to the input or output mode in 1-bit units.
The number of I/O port bits of each product is the same.
Commercial Name
Number of I/O Port Bits
V850ES/SA2
16-bit I/O port
V850ES/SA3
16-bit I/O port
(1) Functions of port DL
Input/output data can be specified in 1-bit units by using port register DL (PDL).
Can be set to the input or output mode in 1-bit units by using port mode register DL (PMDL).
Can be set to the port mode or control mode (alternate function) in 1-bit units by using port mode control
register DL (PMCDL).
Port DL has an alternate function as the following pins.
Table 4-17. Alternate-Function Pins of Port DL
Pin Name
Alternate-Function Pin
I/O
PULL
Note 1
Remark
PDL0
AD0
PDL1
AD1
PDL2
AD2
PDL3
AD3
PDL4
AD4
PDL5
AD5/FLMD1
Note 2
PDL6
AD6
PDL7
AD7
PDL8
AD8
PDLDL
AD9
PDL10
AD10
PDL11
AD11
PDL12
AD12
PDL13
AD13
PDL14
AD14
Port DL
PDL15
AD15
I/O
None
Notes 1. Software pull-up function
2. Because these pins are used for setting in the flash programming mode, they do not have to be
manipulated by using a port control register. For details, refer to CHAPTER 21 FLASH MEMORY
(
PD70F3201, 70F3201Y, 70F3204, and 70F3204Y only).