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Data Sheet
AD7877
Rev. D | Page 39 of 44
Register Name: Sequencer Register 0
Write Address: 1100
Read Address:
01100
Default Value:
0x000
Type:
Read/write
Table 19.
Bit
Name
Read/Write
Description
0
Not Used
R/W
This bit is not used
1
Z1_SS
R/W
Setting this bit includes the Z1 touch-pressure measurement (X+ input) in a slave mode sequence
2
TEMP2_SS
R/W
Setting this bit includes a temperature measurement using differential conversion in a slave mode
sequence
3
TEMP1_SS
R/W
Setting this bit includes a temperature measurement using single-ended conversion in a slave mode
sequence
4
BAT2_SS
R/W
Setting this bit includes measurement of Battery Monitor Input 2 in a slave mode sequence
5
BAT1_SS
R/W
Setting this bit includes measurement of Battery Monitor Input 1 in a slave mode sequence
6
AUX3_SS
R/W
Setting this bit includes measurement of Auxiliary Input 3 in a slave mode sequence
7
AUX2_SS
R/W
Setting this bit includes measurement of Auxiliary Input 2 in a slave mode sequence
8
AUX1_SS
R/W
Setting this bit includes measurement of Auxiliary Input 1 in a slave mode sequence
9
Z2_SS
R/W
Setting this bit includes the Z2 touch-pressure measurement (Y input) in a slave mode sequence
10
XPOS_SS
R/W
Setting this bit includes measurement of the X position (Y+ input) in a slave mode sequence
11
YPOS_SS
R/W
Setting this bit includes measurement of the Y position (X+ input) in a slave mode sequence
Register Name: Sequencer Register 1
Write Address: 1101
Read Address:
01101
Default Value:
0x000
Type:
Read/write
Table 20.
Bit
Name
Read/Write
Description
0
Not Used
R/W
This bit is not used
1
Z1_MS
R/W
Setting this bit includes the Z1 touch-pressure measurement (X+ input) in a master mode sequence
2
TEMP2_MS
R/W
Setting this bit includes a temperature measurement using differential conversion in a master mode
sequence
3
TEMP1_MS
R/W
Setting this bit includes a temperature measurement using single-ended conversion in a master mode
sequence
4
BAT2_MS
R/W
Setting this bit includes measurement of Battery Monitor Input 2 in a master mode sequence
5
BAT1_MS
R/W
Setting this bit includes measurement of Battery Monitor Input 1 in a master mode sequence
6
AUX3_MS
R/W
Setting this bit includes measurement of Auxiliary Input 3 in a master mode sequence
7
AUX2_MS
R/W
Setting this bit includes measurement of Auxiliary Input 2 in a master mode sequence
8
AUX1_MS
R/W
Setting this bit includes measurement of Auxiliary Input 1 in a master mode sequence
9
Z2_MS
R/W
Setting this bit includes the Z2 touch-pressure measurement (Y input) in a master mode sequence
10
XPOS_MS
R/W
Setting this bit includes measurement of the X position (Y+ input) in a master mode sequence
11
YPOS_MS
R/W
Setting this bit includes measurement of the Y position (X+ input) in a master mode sequence