MIC3000 Datasheet, PDF (57/68 Pages) Micrel Semiconductor – SFP Management IC

MIC3000
BYTE
3
2
1
0
OEM Password, Most Significant Byte
OEM Password, 2nd Most Significant Byte
OEM Password, 2nd Least Significant Byte
OEM Password, Least Significant Byte
Weight
Micrel
OEM Calibration 0 (OEMCAL0)
D[7]
reserved
D[6]
FLTDIS
read/write
D[5]
FSPIN
read/write
D[4]
WRINH
read/write
D[3]
APCCAL
read/write
D[2]
FRCINT
read/write
Default Value
0000 0000_b = 00_h
Serial Address
A6_h = 1010011_b
Byte Address
16 = 10_h
A valid OEM password is required for access to this register.
D[1]
FRCTXF
read/write
D[0]
FRCLOS
read/write
Bit
D[7]
D[6]
FLTDIS
D[5]
FSPIN
D[4]
WRINH
D[3]
APCCAL
D[2]
FRCINT
D[1]
FRCTXF
D[0]
FRCLOS
Function
Operation
Reserved
Always write as zero; reads undefined.
Fault comparator disable; inhibits output of fault 0 = faults enabled; 1 = disabled; Read/write.
comparators when set.
Fault comparator “spin-on-channel” mode select; 0 = normal operation; 1 = spin on channel;
do not enable ADC and FC spin-on-channel
Read/write.
modes simultaneously.
Inhibit NVRAM write cycles.
0 = normal operation; 1 = inhibit writes; Read/write.
Selects APC calibration mode - DACs may be
controlled directly.
0 = normal mode; 1 = calibration mode; Read/write.
Forces the assertion of /INT
0 = normal operation; 1 = asserted; Read/write.
Forces the assertion of TXFAULT
0 = normal operation; 1 = asserted; Read/write.
Forces the assertion of RXLOS
0 = normal operation; 1 = asserted; Read/write.
OEM Calibration 1 (OEMCAL1)
D[7]
reserved
D[6]
ADSTP
read/write
D[5]
ADIDL
read/write
D[4]
1SHOT
read/write
D[3]
ADSPIN
read/write
D[2]
SPIN[2]
read/write
Default Value
0000 0000_b = 00_h
Serial Address
A6_h = 1010011_b
Byte Address
17 = 11_h
A valid OEM password is required for access to this register.
D[1]
SPIN[1]
read/write
D[0]
SPIN[0]
read/write
October 2004
57
M9999-101204