Port E - Renesas H8S/2319 series Hardware Manual

C.9

Port E

PEn
WDDRE: Write to PEDDR
WDRE: Write to PEDR
WPCRE: Write to PEPCR
RDRE: Read PEDR
RPORE: Read port E
RPCRE: Read PEPCR
n = 0 to 7
Figure C-9 Port E Block Diagram (Pins PE0 to PE7)
Rev. 5.00, 12/03, page 1064 of 1088
Mode 7
External address write
Modes 4 to 6
Modes 4 to 6
External address lower read
Reset
R
Q D
PEnPCR
C
WPCRE
RPCRE
Reset
R
Q D
PEnDDR
C
WDDRE
Reset
R
Q D
PEnDR
C
WDRE
RDRE
RPORE
Bus controller
8-bit bus
mode