VCNL4100 Datasheet, PDF (10/17 Pages) Vishay Siliconix – High Sensitivity Long Distance Proximity and Ambient Light Sensor with I2C Interface

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VCNL4100
Vishay Semiconductors
TABLE 7 - REGISTER: PS_CONF2 DESCRIPTION
PS_CONF2
COMMAND CODE: 03H_H (03H DATA BYTE HIGH)
Command
Bit
Description
PS_ITB
7:6
(0 : 0) = 1/2T, (0 : 1) = 1T, (1 : 0) = 2T, (1 : 1) = 4T
PS IT bank setting
PS_GAIN
5 : 4 (0 : 0) = /4, (0 : 1) = /2, (1 : 0) = 1, (1 : 1) = 2
Reserved
3
Default = 0, reserved
PS_SP_INT_EN
0 = disable INT function for PS enter / leave sunlight protection mode
2
1 = issue INT while PS enter / leave sunlight protection mode. While PS enter sunlight protection mode,
the PS output will keep 0xFF
Reserved
1
Default = 0, reserved
PS_INT_EN
0
0 = PS INT function disable
1 = PS INT function enable
TABLE 8 - REGISTER: PS_CONF3 DESCRIPTION
PS_CONF3
COMMAND CODE: 04H_L (04H DATA BYTE LOW)
Command
Bit
Description
PS_AV
7 : 6 (0 : 0) = /2, (0 : 1) = /4, (1 : 0) = /8, (1 : 1) = /16
PS_AV_EN
5
0 = PS average function disable, 1 = PS average function enable
Reserved
4
Default = 0, reserved
PS_AF
3
0 = active force mode disable (normal mode), 1 = active force mode enable
PS_TRIG
0 = no PS active force mode trigger, 1 = trigger one time cycle
2
VCNL4100 output one cycle data every time host writes in “1” to sensor. The state returns to “0”
automatically.
PS_MPULSE
1
0 = disable, 1 = enable
PS multi pulse mode setting; PS multi pulse number set by PS_AV [1 : 0]
Reserved
0
Default = 0, reserved
TABLE 9 - REGISTER: PS_MS DESCRIPTION
Reserved
COMMAND CODE: 04H_H (04H DATA BYTE HIGH)
Command
Bit
Description
PS_SPO
7:0
Set initial value = 0xA0 (PS_OUT = 0xFF while PS into sunlight protection
Set initial value = 0x20 (PS_OUT = 0x00 while PS into sunlight protection
TABLE 10 - REGISTER RESERVE COMMAND DESCRIPTION
Reserved
COMMAND CODE: 05H_L (05H DATA BYTE LOW)
Register
Bit
Description
Reserved
7 : 0 Default = 00H
TABLE 11 - REGISTER: RESERVE COMMAND DESCRIPTION
Reserved
COMMAND CODE: 05H_H (05H DATA BYTE HIGH)
Register
Bit
Description
Reserved
7 : 0 Default = 00H
TABLE 12 - REGISTER: PS_THDL DESCRIPTION
PS_THDL
COMMAND CODE: 06H_L (06H DATA BYTE LOW)
Register
Bit
Description
PS_THDL
7 : 0 00H to FFH, PS low interrupt threshold setting
Rev. 1.2, 30-Aug-16
10
Document Number: 84319
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