TSL3301

102 × 1 LINEAR OPTICAL SENSOR ARRAY

WITH ANALOGTODIGITAL CONVERTER

TAOS026 – FEBRUARY 2001

12

www.taosinc.com

t

t

Copyright

E 2001, TAOS Inc.

TYPICAL CHARACTERISTICS

0.6

0

300

500

700

900

1.2

1100

1.0

0.8

0.4

λ – Wavelength – nm

0.2

PHOTODIODE SPECTRAL RESPONSIVITY

Normalized to

660 nm

Figure 5. TSL3301 Photodiode Spectral Response

APPLICATION INFORMATION

Normal Sequence

A typical programming sequence for the TSL3301 device appears below:

Send(IRESET);

Send(RESET);

Calibration Cycle

*

*

while(1) {

for(i=0;i<=2;i++) {/* for each pixel page */

Write page gain register

Write page offset register

Read page gain register and verify (optional)

Read page offset register and verify (optional)

}

}

Send(STARTInt);

DelayIntegrationTime();

/* wait for appropriate time interval to elapse */

Send(SAMPLEInt);

Send(READPixel);