Atmel Xplained Pro Evaluation Kit ATSAMD20-XPRO ATSAMD20-XPRO Hoja De Datos
Los códigos de productos
ATSAMD20-XPRO
559
Atmel | SMART SAM D20 [DATASHEET]
Atmel-42129K–SAM-D20_datasheet–06/2014
31.3
Block Diagram
Figure 31-1. PTC Block Diagram Mutual-capacitance
Figure 31-2. PTC Block Diagram Self-capacitance
100K
10
IRQ
Acquisition
Module
Module
•Gain control
•ADC
•Filtering
•ADC
•Filtering
R
S
Compensation
Circuit
X Line Driver
Input
control
Y
0
Y
1
Y
15
Result
X
0
X
1
X
15
X Line Driver
C
y15
100K
10
IRQ
Acquisition
Module
Module
•Gain control
•ADC
•Filtering
•ADC
•Filtering
R
S
Compensation
Circuit
Input
control
C
y0
Y
0
Y
1
Y
15
Result