STM32TS60 Datasheet, PDF (13/18 Pages) STMicroelectronics – Multitouch screen controller device using a digital resistive touchpanel with I²C, SPI, UART and USB interfaces

STM32TS60
3
Application diagrams
Application diagrams
Figure 2. Single-device typical application schematic for 2.5” to 6” panels
HOST CONTROLLER
SPI, I²C or UART
USB
V_DD
R4
R3
R2
R5
DEV
TOOLS
X1
R1
C1 C2
SWDIO
SWCLK
OSC_IN
OSC_OUT
VDD1
VDD2
VSS1
VSS2
BOOT0
V_DD
R6
C6
C3 C4 C5
TOUCHPANEL
2.5” ~ 6”
Table 3. Single-device typical application passive component list
Ref.
Typ.
Value
Comment
Ref.
Typ.
value
Comment
C1,C2
X1
R1
R2
R3,R4
18 pF For USB interface only
16 MHz For USB interface only
(1) _{For USB interface only}
10 KΩ
4.7 KΩ For I²C interface only
C3,C4
C5
C6
R5
R6
100 nF Decoupling capacitors
1 µF Filtering capacitors
10 nF Reset filter
1.5 KΩ For USB interface only
10 KΩ Reset filter
1. Value depends on resonator or crystal R_S resistance.
Doc ID 16925 Rev 1
13/18