TCS3404, TCS3414
DIGITAL COLOR SENSORS
TAOS137A − APRIL 2011
Interrupt Source Register (03h)
The Interrupt Source register selects which ADC channel value to use to generate an interrupt. Only one of the
four ADC channels can be selected.
Table 7. Interrupt Source Register
7
Resv
0
6
Resv
0
5
Resv
0
4
Resv
0
3
Resv
0
2
1
0
0
INT SOURCE
03h
Resv
INT SOURCE
Reset Value:
0
0
FIELD
BITS
DESCRIPTION
Resv
7:2
Reserved. Write as 0.
Interrupt Source. Selects which ADC channel to use to generate an interrupt:
FIELD VALUE
INTERRUPT SOURCE
00
01
10
11
Green channel
Red channel
Blue channel
Clear channel
INT SOURCE
1:0
NOTE: The INTERRUPT THRESHOLD Register (08h−0Bh) should be configured appropriately to correspond to the ADC channel value that
generates an interrupt.
ID Register (04h)
The ID register provides the value for both the part number and silicon revision number for that part number.
It is a read-only register, whose value never changes.
Table 8. ID Register
7
6
5
4
−
3
−
2
−
1
−
0
−
ID
04h
PARTNO
REVNO
Reset Value:
FIELD
−
BITS
7:4
−
−
DESCRIPTION
Part Number Identification: field value 0000 = TCS3404
PARTNO
REVNO
field value 0001 = TCS3413, TCS3414, TCS3415, and TCS3416
3:0
Revision number identification
Copyright E 2011, TAOS Inc.
The LUMENOLOGY r Company
r
r
18
www.taosinc.com
TAOS [ TEXAS ADVANCED OPTOELECTRONIC SOLUTIONS ]
