参数资料
型号: S5933QE
厂商: APPLIEDMICRO INC
元件分类: 总线控制器
英文描述: PCI BUS CONTROLLER, PQFP160
封装: PLASTIC, QFP-160
文件页数: 151/176页
文件大小: 823K
代理商: S5933QE
3-87
INITIALIZATION
S5933
Figure 6. Type 0 Configuration Read Cycles
Figure 7. Type 0 Configuration Write Cycles
PCI CLOCK
FRAME #
AD [31:0]
C/BE [3:0]#
IRDY#
TRDY#
IDSEL
DEVSEL#
ADDRESS
(I)
(T)
(I)
(T)
DATA
BYTE ENABLES
CONFIG. READ CMD
1
2
3
4
NOTE
SELECT
CONDITION
IF FRAME # STILL ASSERTED
DURING CLOCK 2, CONTROLLER
ASSERTS STOP# DURING 3
DRIVEN BY CONTROLLER
DURING CLOCK 3
DRIVEN BY CONTROLLER
DURING CLOCKS 2,3 +4
DRIVEN BY CONTROLLER
DURING CLOCKS 2,3 +4
(I) = DRIVEN BY INITIATOR
(T) = DRIVEN BY TARGET
PCI CLOCK
FRAME #
AD [31:0]
C/BE [3:0]#
IRDY#
TRDY#
IDSEL
DEVSEL#
ADDRESS
DATA
BYTE ENABLES
CONFIG WRITE CMD
1
2
3
4
NOTE
SELECT
CONDITION
FRAME # DEASSERTED
IN CLOCK 2, SIGNIFIES
ONLY ONE DATA PHASE
DRIVEN BY CONTROLLER
DURING CLOCKS 2+3
DRIVEN BY CONTROLLER
DURING CLOCKS 2+3
(T)
(I)
(T)
(I)
(I) = DRIVEN BY INITIATOR
(T) = DRIVEN BY TARGET
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