TCS3404 TAOS [TEXAS ADVANCED OPTOELECTRONIC SOLUTIONS], TCS3404 Datasheet - Page 15

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

Control Register (00h)
NOTES: 1. Both ADC_EN and POWER must be asserted before the ADC channels will operate correctly.
The LUMENOLOGY r Company
ADC_VALID
Reset Value:
ADC_EN
POWER
FIELD
Resv
Resv
Resv
The CONTROL register contains two bits and is primarily used to power the TCS3404/14 device up and down
as shown in Table 4.
00h
2. INTEG_MODE and TIME/COUNTER fields in the Timing Register (01h) should be written before ADC_EN is asserted.
3. If a value of 03h is written, the value returned during a read cycle will be 03h. This feature can be used to verify that the device is
4. During writes and reads, the POWER bit is overridden and the oscillator is enabled, independent of the state of POWER.
communicating properly.
Resv
BIT
7:6
3:2
7
5
4
1
0
0
Reserved. Write as 0.
Reserved. Write as 0.
ADC valid. This read-only field indicates that the ADC channel has completed an integration cycle.
Reserved. Write as 0.
ADC enable. This field enables the four ADC channels to begin integration. Writing a 1 activates the ADC
channels, and writing a 0 disables the ADCs.
Power on. Writing a 1 powers on the device, and writing a 0 turns it off.
Resv
0
6
Resv
5
0
r
Table 4. Control Register
ADC_VALID
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4
0
Resv
3
0
DESCRIPTION
Resv
2
0
r
DIGITAL COLOR SENSORS
ADC_EN
1
0
TCS3404, TCS3414
POWER
Copyright E 2011, TAOS Inc.
0
0
TAOS137A − APRIL 2011
CONTROL
15