ATJ2001 ETC, ATJ2001 Datasheet - Page 18

• Manufacturer Part Number: ATJ2001
• Description: Atj2001 PDA + MP3 Decoder
• Manufacturer: ETC

Actions Semiconductor Co.,LTD
Bus Operation
(a) Instruction fetch cycle
(b) Memory read cycle
(b) Memory write cycle
18
D[7:0](I)
D[7:0](O)
MCUCLK
CEn-
MCU CLK
MRD#
CEn#
MCU CLK
MRD#
CEn#
A[24:0]
MRD-
MWR-
MCU CLK
MWR#
CEn#
t
1
XAS
t
XAS
t
WXDS
2
t
ATJ2001 PDA+MP3 Decoder
RXDS
Tel [phone]
3
t
t
t
t
WXDH
XAH
XAH
RXDH
Fax [phone]