IC-HTP Datasheet, PDF (43/51 Pages) IC-Haus GmbH – DUAL CW P-TYPE LASER DIODE DRIVER

iC-HTP
DUAL CW P-TYPE
LASER
DIODE
DRIVER
preliminary
Register Address Bits
INITRAM 0x00
0
PDOVDD 0x00
1
MEMERR 0x00
2
OVT
0x00
3
OVC2
0x00
4
OVC1
0x00
5
OSCERR 0x00
6
CFGTIMO 0x00
7
MAPC1 0x01
0
MONC1 0x01
1
LDASAT1 0x01
2
PDOVBL1 0x01
3
MAPC2 0x01
4
MONC2 0x01
5
LDASAT2 0x01
6
PDOVBL2 0x01
7
Rev B1, Page 43/51
Default Description
R/O RAM initialized.
R/O Power-down event at VDD
R/O RAM memory validation error
R/O Overtemperature event
R/O Overcurrent at channel 2
R/O Overcurrent at channel 1
R/O Oscillator error (watchdog set)
R/O Configuration mode timeout event
R/O Channel 1 current state
R/O Monitor channel 1 enabled at least once (latched)
R/O Channel 1 LDA saturation event
R/O Power down event at VBL1 or VBL1 not equal to VBL2 in merge mode
R/O Channel 2 current state
R/O Monitor channel 2 enabled at least once (latched)
R/O Channel 2 LDA saturation event
R/O Power down event at VBL2 or Power down in any of VBL1 or VBL2 in merge
mode
Table 84: Status overview
Register Address Bits
TEMP
0x02
7:0
ADC1h
0x03
1:0
ADC1l
0x04
7:0
ADC2h
0x05
1:0
ADC2l
0x06
7:0
CHIPREV 0x0F
7:0
Default Description
R/O Chip temperature measurement
R/O Channel 1 ADC 9:8 readout
R/O Channel 1 ADC 7:0 readout
R/O Channel 2 ADC 9:8 readout
R/O Channel 2 ADC 7:0 readout
R/O Chip revision identification
Table 85: Measurement overview
Device identification
CHIPREV
0x00
. . . 0x07
0x08
0x09
0x0A
0x10
. . . 0xFF
Addr. 0x0F; bit 7:0
Reserved
Initial version iC-HTP
iC-HTP rev Z
iC-HTP rev Z1
Reserved
Table 86: Device identification
PDOVDD
Addr. 0x00; bit 1
R
0
VDD power down not occurred since last read
1
R
VDD power down event has occurred. Cleared on
read
Table 88: VDD power down
MEMERR
0
1
Addr. 0x00; bit 2
R
RAM has not been changed since last validation
RAM has changed and has not been validated
Table 89: Memory validation
Status
INITRAM
0
1
Addr. 0x00; bit 0
RAM not initialized since last read
RAM initialized. Cleared on read
Table 87: RAM initialization
OVT
0
R
1
Addr. 0x00; bit 3
R
No overtemperature event has occurred since last
read
Overtemperature event has occurred. Cleared on
read
Table 90: Overtemperature