TCS3404 TAOS [TEXAS ADVANCED OPTOELECTRONIC SOLUTIONS], TCS3404 Datasheet - Page 27

• Manufacturer Part Number: TCS3404
• Description: DIGITAL COLOR SENSORS
• Manufacturer: TAOS [TEXAS ADVANCED OPTOELECTRONIC SOLUTIONS]

NOTE: ADC_EN must be toggled (i.e. from high to low and back to high again) before next integration cycle
NOTES: 1. Rising edge of third SYNC IN pulse required to terminate integration cycle
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Figure 26. Integrate Over Two Pulses (SYNC_EDGE 1b, INTEG_MODE 11b, PARAM Xb) Rising Edge
Figure 25. Integrate Over One Pulse (SYNC_EDGE 0b, INTEG_MODE 11b, PARAM 0b) Falling Edge
INTERRUPT
INTERRUPT
1. Enable ADC_EN (= 1)
2. Set SYNC EDGE to 0
3. Set PARAM for SYNC PULSE COUNT of 1
4. Set INTEG_MODE to 11b
5. Input external SYNC pulse
6. Disable SYNC and read channels
1. Enable ADC_EN (= 1)
2. Set SYNC EDGE to 1
3. Set PARAM for desired SYNC PULSE COUNT
4. Set INTEG_MODE to 11b
5. Input N+1 external SYNC pulses
6. Disable SYNC and read channels
SYNC IN
SYNC IN
2. ADC_EN must be toggled (i.e. from high to low and back to high again) before next integration cycle
APPLICATION INFORMATION: SOFTWARE
A
A
1
r
Integration Period
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Integration Period
B
N
N+1
r
B
DIGITAL COLOR SENSORS
TCS3404, TCS3414
Copyright E 2011, TAOS Inc.
TAOS137A − APRIL 2011
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