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Bus width*
RE
P67DDR
Pin function
Note:
* When the ABW3 to ABW1 bits in BCRA3 to BCRA1 are all set to 1, bus width is 8 bits,
if any are cleared to 0, bus width is 16 bits.
• Single-Chip Mode (EXPE = 0)
RE
P67DDR
Pin function
Rev. 1.00, 09/03, page 176 of 704
Normal Extended Mode (ADMXE = 0)
16-bit
D7 I/O pin
0
0
P67 input pin
8-bit
Single-chip operation
1
P67 output pin
Multiplex Extended Mode
(ADMXE = 1)
Single-chip operation
1
RxD2 input pin
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