AT91M55800A_0212 Datasheet, PDF (38/227 Pages) ATMEL Corporation – AT91 ARM Thumb Microcontrollers

Figures 23 through 29 show the timing cycles and wait states for read and write access
to the various AT91M55800A external memory devices. The configurations described
are as follows:
Table 5. Memory Access Waveforms
Figure Number Number of Wait States
23
0
24
1
25
1
26
0
27
1
28
1
29
0
Bus Width
16
16
16
8
8
8
16
Size of Data Transfer
Word
Word
Half-word
Word
Half-word
Byte
Byte
38 AT91M55800A
1745C–ATARM–12/02