TSL4531 TAOS [TEXAS ADVANCED OPTOELECTRONIC SOLUTIONS], TSL4531 Datasheet - Page 9

• Manufacturer Part Number: TSL4531
• Description: DIGITAL AMBIENT LIGHT SENSOR
• Manufacturer: TAOS [TEXAS ADVANCED OPTOELECTRONIC SOLUTIONS]

Control Register (0x00)
Configuration Register (0x01)
NOTES: A. When PSAVESKIP = 0, the typical total cycle time is T
The LUMENOLOGY r Company
CONTROL
CONFIG
PSAVESKIP
Reserved
Reserved
Reserved
TCNTRL
The CONTROL register is used to power the device on/off and single cycle.
FIELD
MODE
The configuration register controls the integration timer and power saving enabling through two user fields.
FIELD
time is T
int
7
7
BITS
BITS
.
7:2
1:0
7:4
1:0
3
2
Reserved. Write as 0.
Operating Mode. This two-bit field controls the mode of the device:
Reserved. Write as 0.
PowerSave Mode. When asserted, the power save states are skipped following a light integration cycle
for shorter sampling rates (Note A).
Reserved. Write as 0.
Timer Control sets the integration time.
FIELD VALUE MULTIPLIER
FIELD VALUE
6
6
Reserved
00
01
10
11
00
01
10
11
Table 4. Configuration Register
5
5
r
Reserved
Table 3. Control Register
1
2
4
−−
×
×
×
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4
4
T
T
T
Reserved
int
int
int
int
Run a single ADC cycle and return to PowerDown
PSAVESKIP Reserved
+ (60/MULTIPLIER) ms. When PSAVESKIP = 1, the typical total cycle
= 400 ms
= 200 ms
= 100 ms
3
3
DESCRIPTION
DESCRIPTION
Normal Operation
DIGITAL AMBIENT LIGHT SENSOR
Power Down
FUNCTION
2
2
Reserved
r
PURPOSE
1
1
TCNTRL
MODE
Copyright E 2011, TAOS Inc.
TAOS112 − OCTOBER 2011
0
0
TSL4531
Reset
Reset
0x00
0x00
9