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Hardware Design Notes

26

CY3280-28XXX Universal CapSense® Controller Development Kit Guide, Spec. # 001-57457 Rev. **

12

P3[0]

Connect to Slider1 of CY3280-SLM Board

13

P3[1]

Connect to Button5 of CY3280-SLM Board

14

P1[4]

Connect to Slider10 of CY3280-SLM Board

15

GND

Ground.

16

GND

Ground.

17

P1[2]

Connect to LED1 of CY3280-SLM Board

18

NC

N/A

19

NC

N/A

20

P1[3]

Connect to Button4 of CY3280-SLM Board

21

P1[5]

N/A

22

P1[7]

N/A

23

NC

N/A

24

P3[3]

Connect to Button3 of CY3280-SLM Board

25

GND

Ground

26

GND

Ground

27

P2[1]

Connect to Button2 of CY3280-SLM Board

28

P2[3]

Connect to Button1 of CY3280-SLM Board

29

P2[5]

Connect to LED5 of CY3280-SLM Board

30

P2[7]

Connect to LED4 of CY3280-SLM Board

31

P0[1]

Connect to LED3 of CY3280-SLM Board

32

P0[3]

Connect to LED2 of CY3280-SLM Board

33

NC

N/A

34

P1[6]

Connect to ShieldOut of CY3280-SLM Board

35

GND

Ground

36

GND

Ground

37

P1[1]

Connect to SDL of CY3280-SLM Board

38

P1[0]

Connect to SDA of CY3280-SLM Board

39

GND

Ground

40

GND

Ground

41

VCC

PSoC VCC power supply

42

Vadj

Variable power supply

43

Vin

External power supply

44

5V

Fixed 5V power supply

Table 3-3.  Pin Usage 

 (continued)

Pin

PSoC Port

Description

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Summary of Contents for CY8C28243-24PVXI

Page 1: ...Universal CapSense Controller Development Kit Guide Spec 001 57457 Rev Cypress Semiconductor 198 Champion Court San Jose CA 95134 1709 Phone USA 800 858 1810 Phone Intnl 408 943 2600 http www cypress...

Page 2: ...PAR TICULAR PURPOSE Cypress reserves the right to make changes without further notice to the materials described herein Cypress does not assume any liability arising out of the application or use of...

Page 3: ...and EzI2Cs User Modules 14 2 3 4 Configuring the CSD2X User Module 15 2 3 5 Adding Code to main c and Building the Project 16 2 3 6 Programming the CY3280 28XXX Board 17 2 3 7 Testing the Board 17 3 H...

Page 4: ...4 CY3280 28XXX Universal CapSense Controller Development Kit Guide Spec 001 57457 Rev Contents Feedback...

Page 5: ...s the 56 pin OCD part The 56 pin OCD part is only used for in circuit debugging Note OCD parts are NOT available for production The CapSense feature of CY8C28XXX can be implemented with the CY3280 SLM...

Page 6: ...te CapSense functions the kit requires a CY3280 SLM to work To demonstrate CapSense Plus functions the kit requires a CY3280 CPM1 CY3280 SLM Universal CapSense Linear Slider Module Board CY3280 CPM1 C...

Page 7: ...1 1 Document Conventions for Guides Convention Usage Courier New Displays file locations user entered text and source code C cd icc Italics Displays file names and reference documentation Read about t...

Page 8: ...8 CY3280 28XXX Universal CapSense Controller Development Kit Guide Spec 001 57457 Rev Introduction Feedback...

Page 9: ...Development Software 1 Insert the PSoC Designer Development Software 5 0 Installation CD 2 Install PSoC Designer Development Software 5 0 3 Install NET Framework 2 0 4 Install PSoC Programmer 5 A C C...

Page 10: ...es parasitic capac itance Possible noise sensitivity to stimulus on top side of board Finger presses on routing of control board can lead to sensor activa tion Route sensing traces on non user side of...

Page 11: ...m without consis tent overlay is inherently vulnerable to ESD events Direct or air separated ESD testing may impair operation or damage cir cuitry 2 kV limit on PSoC pins see data sheet Include an ove...

Page 12: ...fication Code 6 Click Toggle Device Power The D1 and D2 LEDs on the CY3280 28XXX board light red 2 2 2 Testing the Board Touch one or more buttons with your finger The LEDs light up corresponding to t...

Page 13: ...a different location 5 Click OK 6 Click View button and select CY8C28645 24LTXI and click Select button 7 Select C language for Main file generation Click OK Figure 2 2 Select Project Type Window 2 3...

Page 14: ...ive Low in the Properties LED_3 window 7 Select LED_4 user module in the Workspace Explorer window 8 Set the port to Port_2 the pin to Port_2_7 and Drive to Active Low in the Properties LED_4 window 9...

Page 15: ...D2X_1 user module and select CSDADC Wizard 2 Set the Switches to 5 3 Assign the Switches to Pin Number as in the following table 4 Click OK The Wizard will close 5 In the Properties Windows of CSD2X s...

Page 16: ...le global interrupt CSD2X_1_Start CSD2X start CSD2X_1_InitializeBaselines initialize the baseline CSD2X_1_SetDefaultFingerThresholds set default finger threshold while 1 CSD2X_1_ScanAllSensors scan al...

Page 17: ...your first time using the MiniProg you will need to install the driver before proceeding Follow the instructions in 2 2 1 Powering the Board on page 11 2 In PSoC Designer select Program Program Part T...

Page 18: ...18 CY3280 28XXX Universal CapSense Controller Development Kit Guide Spec 001 57457 Rev Quick Start Feedback...

Page 19: ...two kinds of power supplies for PSoC VCC fixed 5V or variable Vadj The JP3 is used to select the power supply If pin 2 is shorted to pin 3 the fixed 5V is selected for the PSoC VCC If pin 2 is shorte...

Page 20: ...D scanning feature Demonstrating this new feature requires two external capacitors According to the CY8C28xxx PSoC Programmable System on Chip Technical Reference Manual pin 5 and pin 7 of port 0 are...

Page 21: ...1 should be assembled Figure 3 3 Schematics 3 2 Hardware Interface and Description Table 3 1 Connector and Hardware Descriptions Board ID Description JP1 Short to connect potentiometer in parallel wit...

Page 22: ...V as the PSoC VCC power supply Place shunts on pin 1 and pin 1 of JP3 to select variable Vadj as the PSoC VCC power supply If VCC power is applied the power on LED D2 lights up Refer to PSoC Power Sup...

Page 23: ...not populated If you want to use this interface assemble the resistors R29 R31 R35 and R38 R51 to R54 are the pull up resistors for the signal Assemble any of them as the system requires 3 2 6 RS232...

Page 24: ...his connector for new code programming 3 2 8 ICE Interface J4 Figure 3 10 ICE Interface The CY3280 28XXX Universal CapSense Controller Board has an interface for in circuit debugging Plug the CY3250 2...

Page 25: ...er sal CapSense Linear Slider Module through the P2 connector The CY3280 SLM Universal CapSense Linear Slider Module is used for CapSense demonstration By default R66 R67 and R7 are not populated Tabl...

Page 26: ...ND Ground 26 GND Ground 27 P2 1 Connect to Button2 of CY3280 SLM Board 28 P2 3 Connect to Button1 of CY3280 SLM Board 29 P2 5 Connect to LED5 of CY3280 SLM Board 30 P2 7 Connect to LED4 of CY3280 SLM...

Page 27: ...and R69 are not populated Table 3 4 indicates the usage of pins when the CY3280 CPM1 Universal CapSense Plus Controller Board is connected Table 3 4 Pin Usage Pin PSoC Port Description 1 P5 3 N A 2 P...

Page 28: ...l output and LED1 of CY3280 CPM1 Board 29 GND Ground 30 GND Ground 31 NC N A 32 NC N A 33 P1 1 Connect to SDL of CY3280 CPM1 Board 34 P1 0 Connect to SDA of CY3280 CPM1 Board 35 GND Ground 36 GND Grou...

Page 29: ...Mouser Electronics Authorized Distributor Click to View Pricing Inventory Delivery Lifecycle Information Cypress Semiconductor CY3210 28XXX CY3280 28XXX...

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