Page 2 - Copyrights
2 CY4672 Reference Design Guide, Document # 001-16968 Revision ** Copyrights Copyrights © Cypress Semiconductor Corporation, 2007. The information contained herein is subject to change without notice. CypressSemiconductor Corporation assumes no responsibility for the use of any circuitry other than ...
Page 3 - Contents
CY4672 Reference Design Guide, Document # 001-16968 Revision ** 3 Contents 1. Introduction 9 1.1 Scope...........................................................................................................................9 1.2 Chapter Overviews ......................................................
Page 8 - Regulatory Testing Results
8 CY4672 Reference Design Guide, Document # 001-16968 Revision ** Contents 7. Regulatory Testing Results 105 7.1 Introduction .............................................................................................................. 105 8. Power Considerations 107 8.1 RDK Keyboard..................
Page 9 - Introduction; Scope; Technical Support can be reached at
CY4672 Reference Design Guide, Document # 001-16968 Revision ** 9 1. Introduction 1.1 Scope This document was written for firmware and hardware developers that want to understand and makemodifications to the PRoC™ LP KBM Reference Design Kit (RDK). This document provides a description of the hardwar...
Page 10 - Conventions; Definitions; Bridge; ates as a Human Interface Device.; Device; sending radio packets to the bridge.; Acronyms; The following are acronyms used throughout this user guide.
10 CY4672 Reference Design Guide, Document # 001-16968 Revision ** Introduction 1.4 Conventions The following are easily identifiable conventions used throughout this user guide. 1.4.1 Definitions The following are some definitions of words found in this document. There may be other meanings tothese...
Page 13 - WirelessUSBTM Protocol 2.2; General Overview; Radio Channel Management; Channel Selection; Pseudo Noise Codes; Host PC; WirelessUSB; USB
CY4672 Reference Design Guide, Document # 001-16968 Revision ** 13 2. WirelessUSB™ Protocol 2.2 2.1 General Overview The WirelessUSB™ protocol 2.2 is designed to address 2-way Human Interface Devices (HID) aswell as general purpose devices; it provides reliable 2-way communication between a wireless...
Page 14 - Chip Error Correction
14 CY4672 Reference Design Guide, Document # 001-16968 Revision ** WirelessUSB™ Protocol 2.2 accommodate hundreds of WirelessUSB devices in the same space. Each bridge/HID pair must usethe same PN code and channel in order to communicate with each other. 2.1.3 Chip Error Correction In the presence o...
Page 15 - Channel Selection Algorithm; Protocol Modes
CY4672 Reference Design Guide, Document # 001-16968 Revision ** 15 WirelessUSB™ Protocol 2.2 2.1.7 Channel Selection Algorithm The channel selection algorithm produces a subset containing 13 of the possible 78 channels. Thechannel selection algorithm is based on the network ID, with each channel in ...
Page 17 - Button Bind Mode; HID
CY4672 Reference Design Guide, Document # 001-16968 Revision ** 17 WirelessUSB™ Protocol 2.2 2.2.2 Idle Mode (HID only) The HID enters this mode after a power on reset before it has had any communication with the RDKbridge. If the bridge’s MID is stored in non-volatile memory the HID retrieves the b...
Page 18 - Enhanced KISSBindTM
18 CY4672 Reference Design Guide, Document # 001-16968 Revision ** WirelessUSB™ Protocol 2.2 2.2.5 Enhanced KISSBind™ KISSBind provides the ability to automatically bind out of the box without any intervention by theuser other than installing the batteries. KISSBind essentially is a bind process whi...
Page 19 - Figure 2-4. KISSBind Transaction Sequence; Master
CY4672 Reference Design Guide, Document # 001-16968 Revision ** 19 WirelessUSB™ Protocol 2.2 Figure 2-4. KISSBind Transaction Sequence Master Slave KISSBind Request Ch N, PN 1 KISSBind Response Connection Request Auto ACK Auto ACK RX KISSBind Request Ch N + 1, PN 1 Master is in the connected state o...
Page 20 - Unbind; Note; Data Mode; Back Channel Data Support
20 CY4672 Reference Design Guide, Document # 001-16968 Revision ** WirelessUSB™ Protocol 2.2 2.2.6 Unbind An ‘unbind’ mechanism allows the bridge and HIDs to return to their default unbind mode as if theyhad never bound to any system before. The bridge dedicates a bind flag to each device type that ...
Page 21 - Figure 2-5. Back Channel Transaction Sequence
CY4672 Reference Design Guide, Document # 001-16968 Revision ** 21 WirelessUSB™ Protocol 2.2 Figure 2-5. Back Channel Transaction Sequence Bridge Device 1 Device 2 BCD=1 Auto ACK Data CRC Seed = A,A CRC Seed = !A,A CRC Seed = A,A CRC Seed = !A,A BCD=1 CRC Seed = A,A CRC Seed = A,A CRC Seed = !A,A CR...
Page 22 - Dynamic Data Rate and Dynamic PA; Dynamic Data Rate
22 CY4672 Reference Design Guide, Document # 001-16968 Revision ** WirelessUSB™ Protocol 2.2 2.2.9 Dynamic Data Rate and Dynamic PA Dynamic data rate and dynamic PA provide the ability to improve the immunity to interference andreduce power consumption. Dynamic data rate is device behavior based and...
Page 23 - Packet Structures; Packet Type: 0 for bind request and 0xD for KISSBind request.
CY4672 Reference Design Guide, Document # 001-16968 Revision ** 23 WirelessUSB™ Protocol 2.2 2.3 Packet Structures The first byte of each packet is the Header byte. Some packets may consist only of the header bytewhile other packets may contain up to five bytes. Type[7:4]: The following packet types...
Page 26 - Bind and Reconnect Timing; Button Bind Mode on page 17
26 CY4672 Reference Design Guide, Document # 001-16968 Revision ** WirelessUSB™ Protocol 2.2 2.4 Bind and Reconnect Timing When the bind button on the bridge is pressed, the bridge goes into bind mode. In bind mode, thebridge uses the bind ID to communicate with any HIDs that want to bind to the sys...
Page 28 - Signature Byte
28 CY4672 Reference Design Guide, Document # 001-16968 Revision ** WirelessUSB™ Protocol 2.2 Figure 2-7. Reconnect Timing Diagram 2.5 Signature Byte The PRoC LP RDK uses the Signature byte to determine if the HID has ever been bound to anybridge before. If the HID has never bound to a bridge, the no...
Page 29 - Encryption; TEA Encryption; Some of the features of TEA are:; TEA Key Management over WirelessUSB
CY4672 Reference Design Guide, Document # 001-16968 Revision ** 29 WirelessUSB™ Protocol 2.2 2.6 Encryption WirelessUSB PRoC LP RDK supports Tiny Encryption Algorithm (TEA) and Advanced EncryptionStandard (AES) 128 to encrypt application data. Data packets may be encrypted for privacy. Allencrypted ...
Page 30 - Figure 2-8. TEA Encryption Key Management; AES Encryption
30 CY4672 Reference Design Guide, Document # 001-16968 Revision ** WirelessUSB™ Protocol 2.2 Figure 2-8. TEA Encryption Key Management 2.6.2 AES Encryption AES_Encrypt requires the two variables tx_packet and AES_Key to be set prior to the call. Eachcontains a 16 byte (128 bit) value. At the complet...
Page 31 - AES Key Management; Encryption and Power Consumption Trade Off
CY4672 Reference Design Guide, Document # 001-16968 Revision ** 31 WirelessUSB™ Protocol 2.2 2.6.2.1 AES Key Management The encrypt key is stored on the keyboard and the decrypt key is stored on the bridge during compil-ing time. There is no dynamic encrypt key exchange in the running time. 2.6.3 En...
Page 33 - Mouse; Design Features; Hardware Overview; RDK Mouse Assembly
CY4672 Reference Design Guide, Document # 001-16968 Revision ** 33 3. Mouse 3.1 Introduction This section describes the design goals, architecture, firmware source code modules and configura-tion options for the PRoC™ LP mouse. It does not cover the details of the radio subsystem or theconfiguration...
Page 34 - contains all of the necessary mouse components.
34 CY4672 Reference Design Guide, Document # 001-16968 Revision ** Mouse Figure 3-1. Bottom View Bind Button and On-Off Switch Figure 3-1 shows the bottom of the mouse with the optics window, power switch, and Bind button. There are two screw holes above the label. The top of the mouse can be remove...
Page 35 - Hardware Block Diagram; Figure 3-3. Mouse Hardware Block Diagram; Schematics; PRoC
CY4672 Reference Design Guide, Document # 001-16968 Revision ** 35 Mouse 3.2.2 Hardware Block Diagram Figure 3-3. Mouse Hardware Block Diagram 3.2.3 Schematics All schematics for the optical wireless mouse are located in the following directory: <installationdirectory>\Hardware\Mouse. The sche...
Page 36 - Hardware Considerations; Firmware Architecture; PRoC LP Device Configuration; Build Option
36 CY4672 Reference Design Guide, Document # 001-16968 Revision ** Mouse test mode that is compatible with the Cypress Manufacturing Test Kit, use a shorting block and shorttogether pins 4 and 5 before power is applied. 3.2.4 Hardware Considerations The mouse design uses the SS12 schottky diode (D1)...
Page 38 - Global Configuration; Global Resources; SPI Master User Module
38 CY4672 Reference Design Guide, Document # 001-16968 Revision ** Mouse 3.3.2.1 Global Configuration Following is a description of the Global Resources that are configured for the CYRF69103 PRoC LP Programmable Radio on Chip. Care must be taken when modifying these values as they affectthe user mod...
Page 39 - SPI Module on page 40; Programmable Interval Timer User Module; Timer Module on page 41; Flash Security; Protocol Module on page 41; Model
CY4672 Reference Design Guide, Document # 001-16968 Revision ** 39 Mouse rupt API to this module is not used. See the SPI Module on page 40 for how this module is used to implement communication with multiple devices on the SPI bus. 3.3.2.3 Programmable Interval Timer User Module The Programmable In...
Page 40 - Common Code; lib; Generated Library Code; Timer Interrupt Module; Debounce Module; Refer to; SPI Module
40 CY4672 Reference Design Guide, Document # 001-16968 Revision ** Mouse The mouse firmware is partitioned into two logical groups. The Common group is a collection of codemodules that provide the underlying support for the application. This group provides services suchas radio protocol, radio drive...
Page 41 - ) and a rate of about 3 ms for the mouse buttons. When the
CY4672 Reference Design Guide, Document # 001-16968 Revision ** 41 Mouse In the PRoC RDK mouse design, the master SPI communicates with both the radio and optical sen-sor. Because the optical sensor does not supports 3-wire SPI mode, the 4-wire mode is employed. Inorder to save the GPIO pin, the IRQ...
Page 42 - ISR Module; This module provides an interface to initialize the interrupt.; Application Code; Mouse Module; Wireless Protocol Data Payload
42 CY4672 Reference Design Guide, Document # 001-16968 Revision ** Mouse since the microcontroller sleep feature is used. Also, when polling is enabled, it is performed as abackground task during the millisecond delay. This module also adjusts the tick advancement based upon the sleep resolution. Tu...
Page 43 - Optical Module; Wireless Protocol Data Payload on page 47; Testmode Module
CY4672 Reference Design Guide, Document # 001-16968 Revision ** 43 Mouse which it returns to the idle state. If the mouse is unable to deliver a packet while in this state, it transi-tions to the disconnected state. In idle state the optical sensor is allowed to transition through its various rest m...
Page 44 - file. The button macros are defined in the; Buttons Module; Mouse Module on page 42; Mfgtest Module; state and movement may not be seen every time from detent to detent.
44 CY4672 Reference Design Guide, Document # 001-16968 Revision ** Mouse observing packet data on a Listener, a correlation can be made with a USB protocol analyzer. This isuseful for debugging data loss since the test mode guarantees packet delivery. Entry to this test mode can be changed by modify...
Page 45 - Battery Module; Configuration Options
CY4672 Reference Design Guide, Document # 001-16968 Revision ** 45 Mouse When z-wheel motion is detected, the mouse module is notified for collection and reporting of thedata; see Mouse Module on page 42 . 3.3.5.7 Battery Module The battery monitor circuit is implemented using the Low Voltage Interr...
Page 46 - This macro changes when the code is ported to another platform.
46 CY4672 Reference Design Guide, Document # 001-16968 Revision ** Mouse 3.3.6.5 MOUSE_CONNECT_ATTEMPT_TIMES This value sets the attempt times for the mouse trying to connect to the bridge before entering theBriefcase Mode. The default value is 20. 3.3.6.6 PLATFORM_H This configuration value identif...
Page 47 - Enhanced KISSBindTM on page 18; Platform and Architecture Portability
CY4672 Reference Design Guide, Document # 001-16968 Revision ** 47 Mouse 3.3.6.14 KISS_BIND This configuration definition is used to selectively compile in the Enhanced KissBind feature. See Enhanced KISSBind™ on page 18 for a description of Enhanced KissBind. The mouse can be un-bound by holding th...
Page 48 - Interrupt usage and timing; In the RDK mouse, the following interrupts has been enabled:
48 CY4672 Reference Design Guide, Document # 001-16968 Revision ** Mouse 3.3.9.1 Packet Format 1 When there is only X, Y delta data, the transmitted packet is two bytes. 3.3.9.2 Packet Format 2 When there is either z-wheel data or button data, then the transmitted packet is three bytes. In thecase w...
Page 49 - Consequently, the total latency for a motion interrupt is:; Code Performance Analysis; Development Environment; Tools; See the
CY4672 Reference Design Guide, Document # 001-16968 Revision ** 49 Mouse The second portion is the time between the start of the ISR and the post of the event flag. For exam-ple, the motion interrupt takes 23 CPU clock cycles for this portion. Therefore, the Latency2 equalsto 1.917 µs for the 12 MHz...
Page 50 - Tips and Tricks; A couple of ways for working with the kit are the following.; M8C Sleep; Critical Test Points; The following figure shows the critical test points for RDK mouse.
50 CY4672 Reference Design Guide, Document # 001-16968 Revision ** Mouse 3.4.2 Tips and Tricks A couple of ways for working with the kit are the following. 3.4.2.1 M8C Sleep When using the ICE-Cube, define the macro PSOC_ICE so that busy waits are used instead of thesleep instruction. Using the slee...
Page 51 - Keyboard
CY4672 Reference Design Guide, Document # 001-16968 Revision ** 51 4. Keyboard 4.1 Introduction This section covers the design goals, architecture, firmware source code modules and configurationoptions for the PRoC™ LP keyboard. It does not cover the details of the radio subsystem or the con-figurat...
Page 52 - RDK Keyboard Assembly; shows the RDK keyboard plastic.
52 CY4672 Reference Design Guide, Document # 001-16968 Revision ** Keyboard 4.2.1 RDK Keyboard Assembly Figure 4-1. Keyboard Plastic Figure 4-1 shows the RDK keyboard plastic. Figure 4-2. Exploded Keyboard Figure 4-2 shows the keyboard with the top removed. The radio/enCoRe II LV board (PDC-9265) is...
Page 53 - Figure 4-4. Keyboard Battery Compartment
CY4672 Reference Design Guide, Document # 001-16968 Revision ** 53 Keyboard Figure 4-3. Radio and PSoC Board (PDC-9265) Figure 4-3 shows the main controller board with the enCoRe II LV and WirelessUSB™ LP Radio. All of the components are on the top side of the board with the exception of the Bind bu...
Page 54 - shows the Bind button.; Schematic; . The schematic is in Adobe Acrobat format with the let-
54 CY4672 Reference Design Guide, Document # 001-16968 Revision ** Keyboard Figure 4-5. Bind Button Figure 4-5 shows the Bind button. 4.2.2 Schematic All schematics for the PRoC LP RDK keyboard are located in the following directory: <installa- tion directory>\Hardware\Keyboard . The schematic...
Page 55 - Keyboard Matrix; The RDK keyboard matrix with the USB scan codes are shown in
CY4672 Reference Design Guide, Document # 001-16968 Revision ** 55 Keyboard 4.2.3 Keyboard Matrix The PRoC LP RDK keyboard matrix has 18 columns and 8 rows. Key presses generate a GPIOinterrupt when a column is connected (shorted) to a row. The keyboard then scans the matrix todetermine which keys h...
Page 56 - enCoRe II Device Configuration
56 CY4672 Reference Design Guide, Document # 001-16968 Revision ** Keyboard 4.3 Firmware Architecture There are two architectural views of the keyboard. The first is a microcontroller configuration view ofuser modules. This architecture and configuration is best viewed in the PSoC Designer™ applicat...
Page 57 - Figure 4-6. Microcontroller Device Architecture
CY4672 Reference Design Guide, Document # 001-16968 Revision ** 57 Keyboard Figure 4-6. Microcontroller Device Architecture [+] Feedback
Page 59 - V Reset; The keyboard project within PSoC Designer has a file called; when building the mouse firmware, be sure to check
CY4672 Reference Design Guide, Document # 001-16968 Revision ** 59 Keyboard V Reset This parameter is set to 2.6V. Watchdog Enable This parameter should be set to Enable, but may be set to Disable for debug purposes. 4.3.2.2 SPI Master User Module The SPI Master User Module is used to communicate wi...
Page 61 - Protocol Module; Timer Module; Keyboard Module
CY4672 Reference Design Guide, Document # 001-16968 Revision ** 61 Keyboard 4.3.4.3 Protocol Module The protocol module defines and implements the layer used to deliver packets from the device to thebridge. It manages the binding of devices to a bridge as well as the connection and interferenceimmun...
Page 62 - The only way to exit this mode is to cycle power.; for enabling this option. The test mode module is
62 CY4672 Reference Design Guide, Document # 001-16968 Revision ** Keyboard In idle state the MCU and radio go to sleep to save power, and the keyboard application remainswaiting for input from the keys or Bind button. The timer is turned off to conserve power. This state ismaintained indefinitely u...
Page 63 - ”a quick brown fox jumps over the lazy dog.”; Encrypt Module; All configuration options for the application can be found in the
CY4672 Reference Design Guide, Document # 001-16968 Revision ** 63 Keyboard The first test mode is initiated by holding down the left Ctrl, left Alt, right Alt, right Ctrl, and F1 keys atthe same time. If PANGRAM_TEST_MODE is defined, the test sends the key up/down scan codesfor the test pangram: ”a...
Page 64 - Test Module on page 62
64 CY4672 Reference Design Guide, Document # 001-16968 Revision ** Keyboard 4.3.6.5 KEYBOARD_TEST_MODES This configuration definition is used to selectively compile code for keyboard test modes. If this valueis defined, then test modes are compiled into the executable image. If it is not defined, th...
Page 65 - Back Channel Data Support on page 20; maintains the pin
CY4672 Reference Design Guide, Document # 001-16968 Revision ** 65 Keyboard manufacturing test code may be executed by holding the system sleep key and the Bind buttonwhen the batteries are inserted into the keyboard. 4.3.6.16 MFG_TX_MODES When the MFG_TEST_CODE is defined, the definition of this na...
Page 66 - Keyboard Application Report Formats; Byte
66 CY4672 Reference Design Guide, Document # 001-16968 Revision ** Keyboard The keyboard scan matrix is defined in kdefs.h and may need to be changed for different keyboards. Porting the code to another microprocessor architecture requires modification or leverage of theexisting code for processor s...
Page 67 - Example; Table 4-5. Standard 101 Keys Report Format
CY4672 Reference Design Guide, Document # 001-16968 Revision ** 67 Keyboard done to optimize the packet size based on the fact that the most common report has only one non-zero scan code without a modifier. The full Standard 101 Keys report format is shown in Table 4-5 . Example The following report...
Page 68 - The up key packet sent from the keyboard to the bridge is shown in
68 CY4672 Reference Design Guide, Document # 001-16968 Revision ** Keyboard 4.3.9.1.2 Multimedia Keys (Hot keys) Report An Application Report Header of 0xFF indicates that this report is a Multimedia Keys report. TheMultimedia Keys report format is shown in Table 4-10 . Example The following reports...
Page 69 - Keep Alive Report
CY4672 Reference Design Guide, Document # 001-16968 Revision ** 69 Keyboard Example The following reports are sent if a user presses the Suspend/Sleep (Power Key 0) key on the key-board. The Suspend/Sleep down key packet sent from the keyboard to the bridge is shown in Table 4-14 . The up key packet...
Page 70 - Application Report
70 CY4672 Reference Design Guide, Document # 001-16968 Revision ** Keyboard Example of a Battery Voltage Level report with fully charged batteries is shown in Table 4-18 . Example of a Battery Voltage Level report with low batteries is shown in Table 4-19 . 4.3.10 Ghost Key Detection Ghost keys are ...
Page 71 - Consequently, the total latency for a button interrupt is
CY4672 Reference Design Guide, Document # 001-16968 Revision ** 71 Keyboard The interrupt latency includes two portions. The first portion is the time between the assertion of anenabled interrupt and the start of its ISR, which can be calculated using the following equation: Latency1 = Time for curr...
Page 72 - Modifying the Keyboard Matrix or Adding New Keys; The current keyboard matrix with the USB scan codes are shown in; Modifying the Keyboard Matrix; In the file; Adding New Keys; of 0x0194 to the end of the table, as shown:
72 CY4672 Reference Design Guide, Document # 001-16968 Revision ** Keyboard 4.4 Modifying the Keyboard Matrix or Adding New Keys The current keyboard matrix with the USB scan codes are shown in Table 4-1 on page 55 . Custom- ers may modify the keyboard matrix or they may add new keys to their keyboa...
Page 76 - Bridge Photographs; shows the bottom side of the RDK bridge board.; In-System Programming; Figure 5-3. Cypress USB Programming Adapter
76 CY4672 Reference Design Guide, Document # 001-16968 Revision ** Bridge 5.2.1 Bridge Photographs Figure 5-1 shows the top side of the RDK bridge board. The side button on the board is the Bind but- ton. Figure 5-1. RDK Bridge Top Figure 5-2 shows the bottom side of the RDK bridge board. Figure 5-2...
Page 77 - Figure 5-4. RDK Bridge with USB Adapter and PSoC MiniProg; . The schematic is in Adobe Acrobat PDF for-; LED Usage
CY4672 Reference Design Guide, Document # 001-16968 Revision ** 77 Bridge Figure 5-4 shows the PRoC LP RDK bridge connected with a USB adapter board to a PSoC Mini- Prog. Figure 5-4. RDK Bridge with USB Adapter and PSoC MiniProg 5.2.3 Schematics The PRoC LP RDK bridge schematics and Gerber files are...
Page 81 - VReg; This parameter is set to Disable.; Watchdog Enable; The bridge project within PSoC Designer has a file called
CY4672 Reference Design Guide, Document # 001-16968 Revision ** 81 Bridge VReg This parameter is set to Disable, and the VReg will be enabled in the application code. V Keep-alive This parameter is set to Disable. Watchdog Enable This parameter should be set to Enable, but may be set to Disable for ...
Page 82 - All of the following module descriptions have corresponding; The modules consist of the common code logical grouping.; PSoC Generated Library Code
82 CY4672 Reference Design Guide, Document # 001-16968 Revision ** Bridge 5.3.3 Model Figure 5-6. Firmware Architecture Model The bridge firmware is partitioned into two logical groups. The Common group is a collection of codemodules that provide the underlying support for the application. This grou...
Page 83 - Flash; Bridge Module
CY4672 Reference Design Guide, Document # 001-16968 Revision ** 83 Bridge 5.3.4.1.2 USB HID Class Module ( USB_1_cls_hid.asm ) The additional user code provides support for the Battery Level and Link Quality software applica-tion. 5.3.4.1.3 1 Millisecond Interval Timer Interrupt Module ( MSTIMER.asm...
Page 84 - Check the Received Packet; USB Module; apply power to the bridge.
84 CY4672 Reference Design Guide, Document # 001-16968 Revision ** Bridge duration elapses with no change in report data (see the HID Specification for more information onthis topic). The check_usb_idle() function also checks the timeout for down key and ‘keep alive’ packet. A ‘keepalive’ packet is ...
Page 87 - by the PSoC; The polling method is used for the Bind button.
CY4672 Reference Design Guide, Document # 001-16968 Revision ** 87 Bridge 5.3.7 Platform and Architecture Portability The bridge firmware was designed to use the hardware features of the PRoC LP such as USB. Porting the code to another microprocessor architecture may require modification of the exis...
Page 88 - USB Interface; USB Descriptors; The USB Descriptors can be viewed/edited with the USB Setup Wizard.
88 CY4672 Reference Design Guide, Document # 001-16968 Revision ** Bridge 5.3.12 Code Performance Analysis A keyboard report processing is used to analyze the code performance. A typical keyboard reportprocessing contains the following steps: ■ The bridge receives the keyboard report packet and proc...
Page 89 - Device/Config Descriptors
CY4672 Reference Design Guide, Document # 001-16968 Revision ** 89 Bridge 5.4.1.1 Device/Config Descriptors Figure 5-7. USB Device/Config Descriptors 5.4.1.2 Keyboard HID Report Descriptor The keyboard HID report descriptor defines a Boot Protocol keyboard. This enables a PRoC LPRDK keyboard with th...
Page 90 - Mouse/Keyboard HID Report Descriptor
90 CY4672 Reference Design Guide, Document # 001-16968 Revision ** Bridge Figure 5-8. Keyboard HID Report Descriptor (Endpoint 1) 5.4.1.3 Mouse/Keyboard HID Report Descriptor The mouse/keyboard HID Report Descriptor uses report protocol format with a unique report ID foreach report. Mouse data uses ...
Page 91 - Keyboard multimedia keys use Report ID 2.
CY4672 Reference Design Guide, Document # 001-16968 Revision ** 91 Bridge Figure 5-9. Mouse HID Report Descriptor (Report ID 1 – Endpoint 2) Keyboard multimedia keys use Report ID 2. Figure 5-10. Keyboard’s MM Keys HID Report Descriptor (Report ID 2 – Endpoint 2) [+] Feedback
Page 92 - Keyboard power keys use Report ID 3.
92 CY4672 Reference Design Guide, Document # 001-16968 Revision ** Bridge Keyboard power keys use Report ID 3. Figure 5-11. Keyboard’s Power Keys HID Report Descriptor (Report ID 3 – Endpoint 2) Report ID 4 is used to send the mouse battery level and link quality report. Figure 5-12. Mouse’s Battery...
Page 93 - Keyboard Report Format
CY4672 Reference Design Guide, Document # 001-16968 Revision ** 93 Bridge Report ID 5 is used to send the keyboard battery level and link quality report. Figure 5-13. Keyboard’s Battery/Link Quality Report Descriptor (Report ID 5–Endpoint 2) 5.4.2 Keyboard Report Format The keyboard standard keys in...
Page 94 - Figure 5-15. Multimedia and Power Keys Report Format
94 CY4672 Reference Design Guide, Document # 001-16968 Revision ** Bridge Figure 5-14. Keyboard Report Format Figure 5-15. Multimedia and Power Keys Report Format Right GUI Right Alt Right Ctrl Right Shift Left Alt Left GUI LeftCtrl Left Shift Reserved Standard Key 1 Standard Key 2 Standard Key 3 St...
Page 95 - The HID Report Page is defined as:; Unused; Z Wheel
CY4672 Reference Design Guide, Document # 001-16968 Revision ** 95 Bridge 5.4.3 Mouse Report Format The mouse data is sent over the data endpoint 2 using Report ID 1. The format of the mouse reportis shown below: Figure 5-16. Mouse Report Format 5.4.4 Battery Level and Link Quality Reports The PRoC ...
Page 96 - Requesting a New Battery Reading; Control endpoint request for new battery reading.; Obtaining the RadioParams Report; , it returns an 8-byte RadioParams report over the control endpoint.
96 CY4672 Reference Design Guide, Document # 001-16968 Revision ** Bridge The RadioParams Report is 8 bytes long and has the 6 data fields listed in Table 5-4 . 5.4.4.1 Requesting a New Battery Reading When the Bridge receives a control endpoint request from the host with the following parameters, i...
Page 99 - Figure 5-20. CATC Trace of Battery and Link Quality Data Requests
CY4672 Reference Design Guide, Document # 001-16968 Revision ** 99 Bridge Figure 5-19 shows the Sleep key being pressed. Note the power key reports are sent via endpoint 2 and Report ID 3. Figure 5-19. Example Keyboard CATC Trace (Power Key) Figure 5-20 below shows the Get_Report requests used to re...
Page 100 - Development and Debug Environment; A few of ways for working with the kit are the following.
100 CY4672 Reference Design Guide, Document # 001-16968 Revision ** Bridge 5.5 Development and Debug Environment Information on the tools required and tips on using those tools are presented in this section. 5.5.1 Tools See the CY4672 Getting Started Guide for a list of tools required to build and d...
Page 101 - Manufacturing Test Support, MTK; describes the serial port
CY4672 Reference Design Guide, Document # 001-16968 Revision ** 101 6. Manufacturing Test Support, MTK 6.1 Introduction The Manufacturing Test Kit (MTK) provides production line test support in addition to providing FCCcertification tests. This section provides a description of the Tester serial pro...
Page 103 - The RDK keyboard, bridge and mouse use the C source files; Accessing MTK in the DUT; Table 6-3. Serial Port Parameter Settings
CY4672 Reference Design Guide, Document # 001-16968 Revision ** 103 Manufacturing Test Support, MTK 6.4 MTK RF Protocol Command packets received by the Device-Under-Test (DUT) are ‘echoed’ with the addition of anadded byte that contains the count of invalid bits for the received packet. Extra bytes ...
Page 105 - Testing for the keyboard and bridge is expected in the near future.
CY4672 Reference Design Guide, Document # 001-16968 Revision ** 105 7. Regulatory Testing Results 7.1 Introduction The PRoC™ LP RDK leverages the regulatory work done for the CY4636 RDK. The CY4636 LPmouse was tested in a certified lab and meets FCC part 15, Subpart B, Title 47 CFR–Unintentionalradi...
Page 107 - Power Considerations; RDK Keyboard; Usage Model; The following usage model are considered for the RDK keyboard.; Current Measurements; Operation Mode
CY4672 Reference Design Guide, Document # 001-16968 Revision ** 107 8. Power Considerations 8.1 RDK Keyboard 8.1.1 Usage Model The following usage model are considered for the RDK keyboard. ■ 4 hours per day of 6 keystrokes per second, 5 days per week. ■ 24 hours per day with no activity, 2 days per...
Page 108 - Battery Life Calculations; Current Measurements on page 107; RDK Mouse; The following usage model are considered for the RDK mouse.
108 CY4672 Reference Design Guide, Document # 001-16968 Revision ** Power Considerations 8.1.3 Battery Life Calculations The following table shows the times spent in each state by the RDK keyboard usage model. By sub-stituting the current measurements in section Current Measurements on page 107 , th...
Page 109 - The following is the results of RDK mouse current measurement:; Mode
CY4672 Reference Design Guide, Document # 001-16968 Revision ** 109 Power Considerations 8.2.2 Current Measurements The following is the results of RDK mouse current measurement: 8.2.3 Battery Life Calculations The following table shows the times spent in each state by the RDK mouse usage model. By ...
Page 111 - Software Guide; The following sections describe the software module contents.; USB HID API module
CY4672 Reference Design Guide, Document # 001-16968 Revision ** 111 9. Software Guide 9.1 Introduction This section describes the software source code modules used in order to communicate with thePRoC™ LP bridge HID device to obtain the current radio parameters for the attached Wire-lessUSB™ LP devi...
Page 112 - CHidDevice Class Methods; Method
112 CY4672 Reference Design Guide, Document # 001-16968 Revision ** Software Guide 9.2.1.1 CHidDevice Class Methods Table 9-1. CHidDeviceClass Methods Method Type Description OpenHidDevice() Public This method sets appropriate access rights, attempts to open a han-dle to the HID device, obtains the ...
Page 113 - CHidManager Class Methods
CY4672 Reference Design Guide, Document # 001-16968 Revision ** 113 Software Guide 9.2.1.2 CHidManager Class Methods Table 9-2. CHidManagerClass Methods Method Type Description Create() Public This method creates an invisible window and uses the returned win-dow handle to register for HID device not...
Page 114 - System Tray Module; CCySysTray Class Methods
114 CY4672 Reference Design Guide, Document # 001-16968 Revision ** Software Guide 9.2.2 System Tray Module The System Tray module defines the CCySysTray class which provides the interface to the systemtray for the application. This module is not expected to require any modification, however all sou...
Page 115 - WirelessUSB System Tray Application Module; CWirelessUSBTrayApp Class Methods
CY4672 Reference Design Guide, Document # 001-16968 Revision ** 115 Software Guide 9.2.3 WirelessUSB System Tray Application Module The WirelessUSB System Tray module is the main system tray application. This module places theicon on the system tray bar, manages the HID devices, displays pop up mess...
Page 116 - CMainFrame Class Methods
116 CY4672 Reference Design Guide, Document # 001-16968 Revision ** Software Guide 9.2.3.2 CMainFrame Class Methods The CMainFrame class is the Visual C++ generated file that is a derived frame-window class for thesystem tray application's main frame window. This class has been modified to also perf...
Page 117 - Table 9-6. CWirelessUSBStatusPropertyPage Methods
CY4672 Reference Design Guide, Document # 001-16968 Revision ** 117 Software Guide 9.2.3.3 CWirelessUSBStatusPropertyPage Class Methods The CWirelessUSBStatusPropertyPage class is the Visual C++ generated file that implements theWirelessUSB Device Status Property Page, a unique property page is crea...
Page 118 - A Microsoft Windows based PC is used for tool execution.
118 CY4672 Reference Design Guide, Document # 001-16968 Revision ** Software Guide 9.2.3.5 CHidTrayDevice Class Methods The CHidTrayDevice class is derived from the CHidDevice class and is the class used to interfacewith WirelessUSB devices. 9.2.3.6 CHidTrayManager Class Methods The CHidTrayManager ...
Page 119 - Appendix A. References; PSoC DesignerTM version 4.3 documentation
CY4672 Reference Design Guide, Document # 001-16968 Revision ** 119 Appendix A. References CY4672 Getting Started PSoC Designer™ version 4.3 documentation CY3631 Manufacturing Test Kit Device Class Definition for Human Interface Devices (HID) ( http://www.usb.org/developers/hidpage ) Avago ADNS-3040...
Page 121 - Index; Numerics
CY4672 Reference Design Guide, Document # 001-16968 Revision ** 121 Index Numerics 1 millisecond interval timer user module 81 A acronyms 10advanced encryption standard 29 decrypt key 31encrypt key 31 AES See advanced encryption standard AES encryption 30application code 83architecture keyboard 51 A...
Page 125 - Revision History
CY4672 Reference Design Guide, Document # 001-16968 Revision ** 125 Revision History Document Revision History Document Title: CY4672 Reference Design Kit Guide Document Number: Revision ECN# Issue Date Origin of Change Description of Change 1.0 10/3/06 ARI New document. The Beta copy of this manual...
Cypress CY7C1363C
Manual
Cypress CY7C1307BV25
Manual
Cypress CY7C1471V25
Manual
Cypress CY7C1416AV18
Manual
Cypress CY7C1007B
Manual
Cypress CY7C1527AV18
Manual
Cypress CY7C1145V18
Manual
Cypress CY7C68301C
Manual
Cypress CY7C146
Manual
Cypress CY7C68023
Manual
Cypress CY7C1314BV18
Manual
Cypress CY62128E
Manual
Cypress CY7C1410JV18
Manual
Cypress CY8C23433
Manual
Cypress CY7C1372D
Manual
Cypress CY2309NZ
Manual
Cypress CY7C1387D
Manual
Cypress CY7C1350G
Manual
Cypress CY7C1380C
Manual
Cypress CY7C601xx
Manual