MIC2590B Micrel Semiconductor, MIC2590B Datasheet - Page 14

• Manufacturer Part Number: MIC2590B
• Description: Dual-Slot PCI Hot Plug Controller
• Manufacturer: Micrel Semiconductor

MIC2590B
Register Set and Programmer’s Model
MIC2590B
Label
RESULT
ADCNTRL ADC Control Regster
CNTRLA
CNTRLB
STATA
STATB
STAT
Table 4. MIC2590B Register Addresses
Target Register
ADC Conversion Result Register
Control Register Slot A
Control Register Slot B
Slot A Status
Slot B Status
Common Status Register
DATA
CLK
Description
S 1 0 0 0 A2 A1 A0
START
x
MIC2590B Slave Address
Master to slave transfer, i.e., DATA driven by master.
R/W = READ
Read Write
Byte Value
Command
00
01
02
03
04
05
06
h
h
h
h
h
h
h
Figure 8. WRITE_BYTE Protocol
1 A
Figure 7. READ_BYTE Protocol
01
02
03
04
05
06
n/a
h
h
h
h
h
h
0 0 0 0 0 X X X A x x
Power-On
Default
00
00
00
00
00
00
n/a
Target Register
h
h
h
h
h
h
14
ACKNOWLEDGE
x
Slave to master transfer, i.e., DATA driven by slave.
Value read from MIC2590B
x x
NOT ACKNOWLEDGE
x
x
x
x
/A
P
STOP
August 2002
Micrel