nucho
Avago ADNS6010 mouse chip library This class referred to ADNS5020EN library http://mbed.org/users/IPAB/programs/ADNS5020EN/5zwdp
ADNS6010.h@1:ac87e825b0d7, 2011-11-21 (annotated)
- Committer:
- nucho
- Date:
- Mon Nov 21 16:00:51 2011 +0000
- Revision:
- 1:ac87e825b0d7
- Parent:
- 0:efc16a3c5ce4
Who changed what in which revision?
| User | Revision | Line number | New contents of line |
|---|---|---|---|
| nucho | 0:efc16a3c5ce4 | 1 | /************************** |
| nucho | 0:efc16a3c5ce4 | 2 | This class referred to ADNS5020EN library |
| nucho | 0:efc16a3c5ce4 | 3 | http://mbed.org/users/IPAB/programs/ADNS5020EN/5zwdp |
| nucho | 0:efc16a3c5ce4 | 4 | **************************/ |
| nucho | 0:efc16a3c5ce4 | 5 | |
| nucho | 0:efc16a3c5ce4 | 6 | #ifndef _ADNS6010_H_ |
| nucho | 0:efc16a3c5ce4 | 7 | #define _ADNS6010_H_ |
| nucho | 0:efc16a3c5ce4 | 8 | |
| nucho | 0:efc16a3c5ce4 | 9 | #define REGISTER_PRODUCTID 0x00 |
| nucho | 0:efc16a3c5ce4 | 10 | #define REGISTER_REVISONID 0x01 |
| nucho | 0:efc16a3c5ce4 | 11 | #define REGISTER_MOTION 0x02 |
| nucho | 0:efc16a3c5ce4 | 12 | #define REGISTER_DELTAX 0x03 |
| nucho | 0:efc16a3c5ce4 | 13 | #define REGISTER_DELTAY 0x04 |
| nucho | 0:efc16a3c5ce4 | 14 | #define REGISTER_SQUAL 0x05 |
| nucho | 0:efc16a3c5ce4 | 15 | #define REGISTER_CONFIGURATION_BITS 0x0a |
| nucho | 0:efc16a3c5ce4 | 16 | |
| nucho | 0:efc16a3c5ce4 | 17 | #define ADNS6010_PRODUCTID 0x1C |
| nucho | 0:efc16a3c5ce4 | 18 | #define ADNS6010_REVISIONID 0x20 |
| nucho | 0:efc16a3c5ce4 | 19 | |
| nucho | 0:efc16a3c5ce4 | 20 | #define DELAY_TRAD 50 |
| nucho | 0:efc16a3c5ce4 | 21 | #define DELAY_TRAD_MOT 75 |
| nucho | 0:efc16a3c5ce4 | 22 | #define DELAY_RESET_PULSE 10 |
| nucho | 0:efc16a3c5ce4 | 23 | |
| nucho | 0:efc16a3c5ce4 | 24 | #include"mbed.h" |
| nucho | 0:efc16a3c5ce4 | 25 | |
| nucho | 0:efc16a3c5ce4 | 26 | /** Interface to control a ADNS-6010 Avago mouse |
| nucho | 0:efc16a3c5ce4 | 27 | * chip using a SPI and 3 DigitalOuts |
| nucho | 0:efc16a3c5ce4 | 28 | */ |
| nucho | 0:efc16a3c5ce4 | 29 | class ADNS6010 { |
| nucho | 0:efc16a3c5ce4 | 30 | public: |
| nucho | 0:efc16a3c5ce4 | 31 | /** Create the mouse chip control interface. Returns Error if the connection is not established. |
| nucho | 0:efc16a3c5ce4 | 32 | * |
| nucho | 0:efc16a3c5ce4 | 33 | * @param mosi A SPI(mosi) pin, for the spi interface of the mouse chip (SDIO) |
| nucho | 0:efc16a3c5ce4 | 34 | * @param miso A SPI(miso) pin, for the spi interface of the mouse chip (SDIO) |
| nucho | 0:efc16a3c5ce4 | 35 | * @param sclk A SPI(sclk) pin, for the spi interface of the mouse chip (SCLK) |
| nucho | 0:efc16a3c5ce4 | 36 | * @param ncs A DigitalOut, set low for chip select |
| nucho | 0:efc16a3c5ce4 | 37 | * @param reset A DigitalOut, set high for chip reset |
| nucho | 0:efc16a3c5ce4 | 38 | * @param npd A DigitalOut, set high for chip powerdown |
| nucho | 0:efc16a3c5ce4 | 39 | */ |
| nucho | 0:efc16a3c5ce4 | 40 | ADNS6010(PinName mosi, PinName miso, PinName sclk, PinName ncs, PinName reset,PinName npd); |
| nucho | 0:efc16a3c5ce4 | 41 | |
| nucho | 0:efc16a3c5ce4 | 42 | /** Read the deltaX and deltaY registers and assign to the input variable the counts for the previous read. |
| nucho | 0:efc16a3c5ce4 | 43 | * |
| nucho | 0:efc16a3c5ce4 | 44 | * @param a_dx A pointer to an integer, to return the value of the deltaX register in reading counts |
| nucho | 0:efc16a3c5ce4 | 45 | * @param a_dy A pointer to an integer, to return the value of the deltaY register in reading counts |
| nucho | 0:efc16a3c5ce4 | 46 | */ |
| nucho | 0:efc16a3c5ce4 | 47 | void read_deltas(int* a_dx, int* a_dy); |
| nucho | 0:efc16a3c5ce4 | 48 | |
| nucho | 0:efc16a3c5ce4 | 49 | /** Read the SQUAL registers |
| nucho | 0:efc16a3c5ce4 | 50 | * |
| nucho | 0:efc16a3c5ce4 | 51 | * @return SQUAL register value an integer |
| nucho | 0:efc16a3c5ce4 | 52 | */ |
| nucho | 0:efc16a3c5ce4 | 53 | int read_squal(); |
| nucho | 0:efc16a3c5ce4 | 54 | |
| nucho | 0:efc16a3c5ce4 | 55 | /** Change the resolution of the mouse chip. |
| nucho | 0:efc16a3c5ce4 | 56 | * |
| nucho | 0:efc16a3c5ce4 | 57 | * @param cpi A int value 400 or 800 or 1600 or 2000 |
| nucho | 0:efc16a3c5ce4 | 58 | */ |
| nucho | 0:efc16a3c5ce4 | 59 | void changeCPI(int cpi); |
| nucho | 0:efc16a3c5ce4 | 60 | |
| nucho | 0:efc16a3c5ce4 | 61 | /** Set new operating frequency to the mouse chip. |
| nucho | 0:efc16a3c5ce4 | 62 | * |
| nucho | 0:efc16a3c5ce4 | 63 | * @param freq A int value between 500000 and 2000000 for the SPI frequency(in MHz) |
| nucho | 0:efc16a3c5ce4 | 64 | */ |
| nucho | 0:efc16a3c5ce4 | 65 | void set_freq(int freq); |
| nucho | 0:efc16a3c5ce4 | 66 | |
| nucho | 0:efc16a3c5ce4 | 67 | /** Chip Power Down. |
| nucho | 0:efc16a3c5ce4 | 68 | */ |
| nucho | 0:efc16a3c5ce4 | 69 | void end(); |
| nucho | 0:efc16a3c5ce4 | 70 | |
| nucho | 0:efc16a3c5ce4 | 71 | /** Chip Power Up. |
| nucho | 0:efc16a3c5ce4 | 72 | */ |
| nucho | 0:efc16a3c5ce4 | 73 | void start(); |
| nucho | 0:efc16a3c5ce4 | 74 | |
| nucho | 0:efc16a3c5ce4 | 75 | private: |
| nucho | 0:efc16a3c5ce4 | 76 | int cread(unsigned char cregister); |
| nucho | 0:efc16a3c5ce4 | 77 | void cwrite(unsigned char caddress, unsigned char cdata); |
| nucho | 0:efc16a3c5ce4 | 78 | int MChipMotion(int reading); |
| nucho | 0:efc16a3c5ce4 | 79 | void creset(); |
| nucho | 0:efc16a3c5ce4 | 80 | |
| nucho | 0:efc16a3c5ce4 | 81 | SPI spi_; |
| nucho | 0:efc16a3c5ce4 | 82 | DigitalOut npd_; |
| nucho | 0:efc16a3c5ce4 | 83 | DigitalOut reset_; |
| nucho | 0:efc16a3c5ce4 | 84 | DigitalOut ncs_; |
| nucho | 0:efc16a3c5ce4 | 85 | }; |
| nucho | 0:efc16a3c5ce4 | 86 | |
| nucho | 0:efc16a3c5ce4 | 87 | #endif |