Touchscreen Controller Registers
12.5.1.16 IDLECONFIG Register (offset = 58h) [reset = 0h]
IDLECONFIG is shown in
and described in
Idle Step configuration@TSC_ADC_SS_IDLE_StepConfig Register
Figure 12-20. IDLECONFIG Register
31
30
29
28
27
26
25
24
Reserved
Diff_CNTRL
SEL_RFM__SWC_1_
0
R/W-0h
R/W-0h
R/W-0h
23
22
21
20
19
18
17
16
SEL_RFM__SWC_1_
SEL_INP_SWC_3_0
SEL_INM_SWM3_0
0
R/W-0h
R/W-0h
R/W-0h
15
14
13
12
11
10
9
8
SEL_INM_SWM3_0
SEL_RFP__SWC_2_0
WPNSW_SWC
YPNSW_SWC
XNPSW_SWC
YNNSW_SWC
R/W-0h
R/W-0h
R/W-0h
R/W-0h
R/W-0h
R/W-0h
7
6
5
4
3
2
1
0
YPPSW__SWC
XNNSW__SWC
XPPSW_SWC
Reserved
R/W-0h
R/W-0h
R/W-0h
R/W-0h
LEGEND: R/W = Read/Write; R = Read only; W1toCl = Write 1 to clear bit; -n = value after reset
Table 12-20. IDLECONFIG Register Field Descriptions
Bit
Field
Type
Reset
Description
31-26
Reserved
R/W
0h
25
Diff_CNTRL
R/W
0h
Differential Control Pin.
0 = Single Ended.
1 = Differential Pair Enable.
24-23
SEL_RFM__SWC_1_0
R/W
0h
SEL_RFM pins SW configuration.
00 = VSSA_ADC.
01 = XNUR.
10 = YNLR.
11 = VREFN.
22-19
SEL_INP_SWC_3_0
R/W
0h
SEL_INP pins SW configuration.
0000 = Channel 1.
0111 = Channel 8.
1xxx = VREFN.
18-15
SEL_INM_SWM3_0
R/W
0h
SEL_INM pins for neg differential.
0000 = Channel 1.
0111 = Channel 8.
1xxx = VREFN.
14-12
SEL_RFP__SWC_2_0
R/W
0h
SEL_RFP pins SW configuration.
000 = VDDA_ADC.
001 = XPUL.
010 = YPLL.
011 = VREFP.
1xx = Reserved.
11
WPNSW_SWC
R/W
0h
WPNSW pin SW configuration
10
YPNSW_SWC
R/W
0h
YPNSW pin SW configuration
9
XNPSW_SWC
R/W
0h
XNPSW pin SW configuration
8
YNNSW_SWC
R/W
0h
YNNSW pin SW configuration
7
YPPSW__SWC
R/W
0h
YPPSW pin SW configuration
6
XNNSW__SWC
R/W
0h
XNNSW pin SW configuration
5
XPPSW_SWC
R/W
0h
XPPSW pin SW configuration
4-0
Reserved
R/W
0h
1054
Touchscreen Controller
SPRUH73H – October 2011 – Revised April 2013
Copyright © 2011–2013, Texas Instruments Incorporated