H8S78 Datasheet, PDF (594/1208 Pages) Renesas Technology Corp – Renesas 16-Bit Single-Chip Microcomputer H8S Family/H8S/2300 Series

Section 10 I/O Ports
10.13.2 Port E Data Register (PEDR)
PEDR stores output data for the port E pins.
Bit Bit Name
7 PE7DR
6 PE6DR
5 PE5DR
4 PE4DR
3 PE3DR
2 PE2DR
1 PE1DR
0 PE0DR
Initial Value R/W
0
R/W
0
R/W
0
R/W
0
R/W
0
R/W
0
R/W
0
R/W
0
R/W
Description
Output data for a pin is stored when the pin function
is specified to a general purpose I/O.
10.13.3 Port E Register (PORTE)
PORTE shows port E pin states.
PORTE cannot be modified.
Bit Bit Name Initial Value R/W Description
7 PE7
⎯*
6 PE6
⎯*
5 PE5
⎯*
4 PE4
⎯*
R
If a port E read is performed while PEDDR bits are
R
set to 1, the PEDR values are read. If a port E read
is performed while PEDDR bits are cleared to 0, the
R
pin states are read.
R
3 PE3
⎯*
R
2 PE2
⎯*
R
1 PE1
⎯*
R
0 PE0
⎯*
R
Note: * Determined by the states of pins PE7 to PE0.
Rev.7.00 Mar. 18, 2009 page 526 of 1136
REJ09B0109-0700