HD64F3039F18 Datasheet, PDF (142/710 Pages) Renesas Technology Corp – Renesas 16-Bit Single-Chip Microcomputer H8 Family / H8/300H Series

Section 6 Bus Controller
Bit 5—Address 21 Enable (A₂₁E): Enables PA₆ to be used as the A₂₁ address output pin. Writing
0 in this bit enables A₂₁ address output from PA₆. In modes other than 3 this bit cannot be modified
and PA₆ has its ordinary input/output functions.
Bit 5
A₂₁E
0
1
Description
PA₆ is the A₂₁ address output pin
PA₆ is the PA₆/TP₆/TIOCA₂ input/output pin
(Initial value)
Bits 4 to 0—Reserved
Rev.3.00 Mar. 26, 2007 Page 118 of 682
REJ09B0353-0300