Nick Ryder / AD5384

AD5384 DAC.

Fork of AD5384 by wimbeaumont Project

AD5384.h@3:0d930c475e72, 2014-10-07 (annotated)

Committer:
NickRyder
Date:
Tue Oct 07 21:17:50 2014 +0000
Revision:
3:0d930c475e72
Parent:
1:d2d6341d3e97 
Tidying up.

Who changed what in which revision?

UserRevisionLine numberNew contents of line
wbeaumont 0:33bb5081488a 1 #ifndef AD5384_H
wbeaumont 0:33bb5081488a 2 #define AD5384_H
wbeaumont 0:33bb5081488a 3
wbeaumont 0:33bb5081488a 4 #include "solid_sctrl_def.h"
wbeaumont 0:33bb5081488a 5 #include "SWSPI.h"
wbeaumont 1:d2d6341d3e97 6 #include "getVersion.h"
wbeaumont 0:33bb5081488a 7
wbeaumont 1:d2d6341d3e97 8 #define VERSION_AD5384_HDR "1.12"
wbeaumont 0:33bb5081488a 9
wbeaumont 0:33bb5081488a 10
wbeaumont 0:33bb5081488a 11 /*
wbeaumont 0:33bb5081488a 12 * class to set and readback the AD5384
wbeaumont 0:33bb5081488a 13 * to minimize the access to the device there is a shadow of the DAC, GAIN and OFFSET values
wbeaumont 0:33bb5081488a 14
wbeaumont 1:d2d6341d3e97 15 * v0.10 initial development to see if reading / writing is possible
wbeaumont 1:d2d6341d3e97 16 * v1.10 initial release versioni
wbeaumont 1:d2d6341d3e97 17 * v1.11 added init1 init2
wbeaumont 0:33bb5081488a 18 */
wbeaumont 0:33bb5081488a 19 class SWSPI;
wbeaumont 0:33bb5081488a 20 #include "mbed.h"
wbeaumont 0:33bb5081488a 21 //class DigitalOut;
wbeaumont 0:33bb5081488a 22
wbeaumont 1:d2d6341d3e97 23 class AD5384 : public getVersion {
NickRyder 3:0d930c475e72 24 SWSPI *spi;
NickRyder 3:0d930c475e72 25 DigitalOut * cs;
wbeaumont 0:33bb5081488a 26 float vref;
wbeaumont 0:33bb5081488a 27
wbeaumont 0:33bb5081488a 28 void set_spi_mode();
NickRyder 3:0d930c475e72 29 u16 calculate_dac_setting(u8 nr, float vout);
NickRyder 3:0d930c475e72 30 u32 format_word(u8 mode, u8 ch, u8 rw, u16 data);
NickRyder 3:0d930c475e72 31 u16 get_reg(u8 mode, u8 ch);
NickRyder 3:0d930c475e72 32 u32 set_reg(u8 mode, u8 ch, u16 value);
wbeaumont 0:33bb5081488a 33 public:
NickRyder 3:0d930c475e72 34 AD5384(SWSPI * spiinterface, DigitalOut * chipselect);
wbeaumont 0:33bb5081488a 35
wbeaumont 0:33bb5081488a 36 u16 dac[40];
wbeaumont 0:33bb5081488a 37 u16 gain[40];
wbeaumont 0:33bb5081488a 38 u16 offset[40];
wbeaumont 0:33bb5081488a 39 float volt[40];
NickRyder 3:0d930c475e72 40 u16 get_dac(u8 ch);
NickRyder 3:0d930c475e72 41 u16 set_dac(u8 ch, u16 dac);
NickRyder 3:0d930c475e72 42 u16 get_ch_out_reg(u8 ch) ;
NickRyder 3:0d930c475e72 43 u16 set_volt(u8 nr, float vout);
NickRyder 3:0d930c475e72 44 u16 set_gain(u8 ch, u16 gain);
NickRyder 3:0d930c475e72 45 u16 get_gain(u8 ch);
NickRyder 3:0d930c475e72 46 u16 set_offset(u8 ch, u16 gain);
NickRyder 3:0d930c475e72 47 u16 get_offset(u8 ch);
NickRyder 3:0d930c475e72 48 // ctnrls
NickRyder 3:0d930c475e72 49 u32 get_ctrl();
NickRyder 3:0d930c475e72 50 u32 soft_clr();
NickRyder 3:0d930c475e72 51 u32 soft_rst();
NickRyder 3:0d930c475e72 52 u32 clear_code();
NickRyder 3:0d930c475e72 53 void init1();
NickRyder 3:0d930c475e72 54 void init2();
wbeaumont 0:33bb5081488a 55 };
wbeaumont 0:33bb5081488a 56
wbeaumont 0:33bb5081488a 57 #endif