MIC2593-2BTQ Micrel Inc, MIC2593-2BTQ Datasheet - Page 16

• Manufacturer Part Number: MIC2593-2BTQ
• Description: IC CTRLR HOTPLUG PCI DUAL 48TQFP
• Manufacturer: Micrel Inc
• Type: Hot-Swap Controllerr

Specifications of MIC2593-2BTQ

• Applications: PCI, PCI-X
• Internal Switch(s): No
• Voltage - Supply: 3.3V, 5V, ±12V
• Operating Temperature: 0°C ~ 70°C
• Mounting Type: Surface Mount
• Package / Case: 48-TQFP
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

Register Set and Programmer’s Model
DATA
Micrel, Inc.
Label
RESERVED
RESERVED
CNTRLA
CNTRLB
STATA
STATB
CS
RESERVED
September 2008
CLK
S 1 0 0 1 A2 A1 A0
START
MIC2593 Slave Address
DATA
CLK
S 1 0 0 1
Description
Do not Use
Do not Use
Control Register Slot A
Control Register Slot B
Slot A Status
Slot B Status
Common Status Register
Reserved / Do not Use
START
MIC2593 Slave Address
R/W = WRITE
Target Register
DATA
CLK
0 A 0 0 0 0 0 0 X X A S 1
S 1 0 0 1
ACKNOWLEDGE
START
Command Byte to MIC2593
MIC2593 Slave Address
R/W = WRITE
Master to slave transfer,
i.e., DATA driven by master.
Master to slave transfer,
i.e., DATA driven by master.
Master to slave transfer,
i.e., DATA driven by master.
Table 4. MIC2593 Register Addresses
0 A 0 0 0 0 0 0 X X A
Figure 11.RECEIVE_BYTE Protocol
Figure 10.READ_BYTE Protocol
Figure 9.WRITE_BYTE Protocol
ACKNOWLEDGE
Command Byte to MIC2593
ACKNOWLEDGE
R/W = READ
1 A
ACKNOWLEDGE NOT ACKNOWLEDGE
16
START
ACKNOWLEDGE
Byte Read from MIC2593
MIC2593 Slave Address
0 0
Slave to master transfer,
i.e., DATA driven by slave.
Slave to master transfer,
i.e., DATA driven by slave.
07
Read
Slave to master transfer,
i.e., DATA driven by slave.
h
02
03
04
05
06
1
00
01
0FF
A2 A1 A0
h
h
h
h
h
h
h
R/W = READ
h
Data Byte to MIC2593
Byte Value
Common
1
/A P
A
Data Read From MIC2593
ACKNOWLEDGE NOT ACKNOWLEDGE
ACKNOWLEDGE
07
STOP
Write
h
n/a
n/a
02
03
04
05
06
0FF
h
h
h
h
h
h
A P
STOP
M9999-092208
Xxxx 0000
Power-On
Undifined
Default
MIC2593
00
00
00
00
n/a
n/a
/A P
h
h
h
h
b
STOP