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R01UH0336EJ0102 Rev.1.02
Page 38 of 1538
Jul 17, 2014
V850E2/PG4-L
Section 2 Port Functions
Section 2 Port Functions
This section contains a generic description of the port control functions.
2.1 Port Functions
Port groups
This product has the following numbers of port groups.
Port groups index n
Throughout this section, the individual port groups are identified by the index
“n”, for example, PMCn for the port mode control register of Pn.
Register addresses
All port n register addresses are given as address offsets from the individual
base addresses <PORTn_base0> and <PORTn_base1>.
The base addresses <PORTn_base0> and <PORTn_base1> are specified in
the following table.
Table 2-1
Port Groups
Port Groups
Product name
µPD70F4154
µPD70F4155
Number of port groups
7
Name
P0_0-P0_3,
P1_0-P1_9,
P2_0-P2_7 ,
P3_0-P3_6,
P4_0-P4_7,
P5_0-P5_3,
P8_0
Table 2-2
Port n Register Addresses <PORTn_base0> and <PORTn_base1>
<PORTn_base0> Address
<PORTn_base1> Address
FF40 0000
H
FFFF 8000
H