Rainbow Electronics W90N740 - Manual (Page 47)

W90N740
Publication Release Date: November 26, 2004
- 43 - Revision A4
WAITVT [2:1]: Valid time of nWAIT signal
W90N740 recognizes the nEWAIT signal at the next “nth” MCLK rising edge after the nOE or nWBE
active cycle. WAITVT bits determine the n.
WAITVT [2:1] nth MCLK
0 0 1
0 1 2
1 0 3
1 1 4
LITTLE [0] ：Read only, Little Endian mode
0 = EBI memory format is Big Endian mode
1 = EBI memory format is Little Endian mode
After power on reset, the content of LITTLE is the Power-On Setting value from D14 pin.
If pin D14 is pull-down, the external memory format is Big Endian mode.
If pin D14 is pull-up, the external memory format is Little Endian mode.
For more detail, refer to Power-On Setting of System Manager.