Nick Ryder / adc_ad9249

AD9249 ADC

Fork of adc_ad9249 by wimbeaumont Project

AD9249.h@1:01459a6ab296, 2014-10-05 (annotated)

Committer:
wbeaumont
Date:
Sun Oct 05 17:10:44 2014 +0000
Revision:
1:01459a6ab296
Parent:
0:9efb460e962b
Child:
2:f300a1dafedc
version class added

Who changed what in which revision?

UserRevisionLine numberNew contents of line
wbeaumont 0:9efb460e962b 1 #ifndef AD9249_H
wbeaumont 0:9efb460e962b 2 #define AD9249_H
wbeaumont 0:9efb460e962b 3 /* interface for controlling the AD9249 ADC , 16 channel ADC Analog Devices
wbeaumont 0:9efb460e962b 4
wbeaumont 0:9efb460e962b 5 -only one CSB line , so assumes the pins CSB1 and CSB2 are connected together .
wbeaumont 0:9efb460e962b 6 -only MSB mode is supported, so configuration register MSB is set at the start.
wbeaumont 0:9efb460e962b 7
wbeaumont 0:9efb460e962b 8
wbeaumont 0:9efb460e962b 9 W. Beaumont
wbeaumont 0:9efb460e962b 10 (C) Universiteit Antwerpen 27 August 2014
wbeaumont 0:9efb460e962b 11
wbeaumont 0:9efb460e962b 12 */
wbeaumont 1:01459a6ab296 13
wbeaumont 1:01459a6ab296 14 #define AD9249_HDR_VER "1.22"
wbeaumont 1:01459a6ab296 15 #include "getVersion.h"
wbeaumont 1:01459a6ab296 16
wbeaumont 0:9efb460e962b 17 class SWSPI_BI;
wbeaumont 0:9efb460e962b 18 //class DigitalIn;
wbeaumont 0:9efb460e962b 19
wbeaumont 1:01459a6ab296 20 class AD9249: public getVersion {
wbeaumont 0:9efb460e962b 21 typedef unsigned char u8;
wbeaumont 0:9efb460e962b 22 typedef unsigned int u32;
wbeaumont 0:9efb460e962b 23 typedef unsigned short u16;
wbeaumont 0:9efb460e962b 24 // address defs
wbeaumont 0:9efb460e962b 25 static const u16 configreg= 0x0;
wbeaumont 0:9efb460e962b 26 static const u16 chip_id_reg= 0x1;
wbeaumont 0:9efb460e962b 27 static const u16 chip_grade_reg= 0x2;
wbeaumont 0:9efb460e962b 28 // static const u16 unused_reg= { 0x3, 0x07, 0xA, 0xE, 0xF ,0x11, 0x12,0x13, 0x17, 0x1D, 0x1E, 0x1F,0x20 };
wbeaumont 0:9efb460e962b 29 static const u16 dev_index2_reg= 0x4;
wbeaumont 0:9efb460e962b 30 static const u16 dev_index1_reg= 0x4;
wbeaumont 0:9efb460e962b 31 static const u16 transfer_reg= 0xFF;
wbeaumont 0:9efb460e962b 32 static const u16 power_mode_reg= 0x8;
wbeaumont 0:9efb460e962b 33 static const u16 clock_gobal_reg= 0x9;
wbeaumont 0:9efb460e962b 34 static const u16 clock_divide_reg= 0xB;
wbeaumont 0:9efb460e962b 35 static const u16 enhancement_ctr_reg= 0xC;
wbeaumont 0:9efb460e962b 36 static const u16 test_mode_reg= 0xD;
wbeaumont 0:9efb460e962b 37 static const u16 offset_adj_reg= 0x10;
wbeaumont 0:9efb460e962b 38 static const u16 output_mode_reg= 0x14;
wbeaumont 0:9efb460e962b 39 static const u16 output_adj_reg= 0x15;
wbeaumont 0:9efb460e962b 40 static const u16 output_phase_reg= 0x16;
wbeaumont 0:9efb460e962b 41 static const u16 vref_reg= 0x18;
wbeaumont 0:9efb460e962b 42 static const u16 usserpatt1_LSB_reg= 0x19;
wbeaumont 0:9efb460e962b 43 static const u16 usserpatt1_MSB_reg= 0x1A;
wbeaumont 0:9efb460e962b 44 static const u16 usserpatt2_LSB_reg= 0x1B;
wbeaumont 0:9efb460e962b 45 static const u16 usserpatt2_MSB_reg= 0x1C;
wbeaumont 0:9efb460e962b 46 static const u16 serial_out_cntr_reg= 0x21;
wbeaumont 0:9efb460e962b 47 static const u16 serial_status_reg= 0x22;
wbeaumont 0:9efb460e962b 48 static const u16 sample_rate_reg= 0x100;
wbeaumont 0:9efb460e962b 49 static const u16 user_io_ctr2_reg= 0x101;
wbeaumont 0:9efb460e962b 50 static const u16 user_io_ctr3_reg= 0x102;
wbeaumont 0:9efb460e962b 51 static const u16 sync_reg= 0x109;
wbeaumont 0:9efb460e962b 52
wbeaumont 0:9efb460e962b 53 u32 spi_cycle( u16 reg , bool rw , u16 nrbytes, u32 data);
wbeaumont 0:9efb460e962b 54 SWSPI_BI* spi;
wbeaumont 0:9efb460e962b 55 DigitalOut* csb;
wbeaumont 0:9efb460e962b 56 public:
wbeaumont 0:9efb460e962b 57 AD9249( SWSPI_BI* spi_dev, DigitalOut* csb_dev);
wbeaumont 0:9efb460e962b 58 bool getDevInfo(u8& chipid,u8& grade, u16& rb );
wbeaumont 0:9efb460e962b 59 bool getDevId(u8&chipid );
wbeaumont 0:9efb460e962b 60 bool getGrade(u8&grade );
wbeaumont 0:9efb460e962b 61 bool setPattern1(u16 pattern);
wbeaumont 0:9efb460e962b 62 bool setPattern2(u16 pattern);
wbeaumont 0:9efb460e962b 63 bool readPattern1(u16& pattern);
wbeaumont 0:9efb460e962b 64 bool readPattern2(u16& pattern);
wbeaumont 0:9efb460e962b 65 //general read write
wbeaumont 0:9efb460e962b 66 bool setReg16( u16 regaddr, u16 data);
wbeaumont 0:9efb460e962b 67 bool setReg8 ( u16 regaddr, u8 data);
wbeaumont 0:9efb460e962b 68 bool readReg16( u16 regaddr, u16& data);
wbeaumont 1:01459a6ab296 69 bool readReg8 ( u16 regaddr, u8& data);
wbeaumont 1:01459a6ab296 70 void init1();
wbeaumont 1:01459a6ab296 71 void init2();
wbeaumont 0:9efb460e962b 72
wbeaumont 0:9efb460e962b 73 };
wbeaumont 0:9efb460e962b 74
wbeaumont 0:9efb460e962b 75
wbeaumont 0:9efb460e962b 76
wbeaumont 0:9efb460e962b 77
wbeaumont 0:9efb460e962b 78
wbeaumont 0:9efb460e962b 79 #endif
wbeaumont 0:9efb460e962b 80
wbeaumont 0:9efb460e962b 81
wbeaumont 0:9efb460e962b 82
wbeaumont 0:9efb460e962b 83