AM79C90 Advanced Micro Devices, AM79C90 Datasheet - Page 14

• Manufacturer Part Number: AM79C90
• Description: CMOS Local Area Network Controller for Ethernet (C-LANCE)
• Manufacturer: Advanced Micro Devices

14
Note:
1. There are two types of delays which depend on which internal register is accessed.
DAL0–DAL15
(Output from
Type 1 refers to access of CSR0, CSR3 and RAP.
Type 2 refers to access of CSR1 and CSR2 which are longer than Type 1 delay.
AMD
C-LANCE)
READY
READ
HOLD
ADR
DAS
CS
Figure 3. Bus Slave Read Timing
P R E L I M I N A R Y
See
Note 1
Am79C90
Read Data
O.D.
17881B-9