Orefatoi / Mbed 2 deprecated afero_poc15_171201

Important changes to repositories hosted on mbed.com

Mbed hosted mercurial repositories are deprecated and are due to be permanently deleted in July 2026.

To keep a copy of this software download the repository Zip archive or clone locally using Mercurial.

It is also possible to export all your personal repositories from the account settings page.

Dependencies:   mbed vt100

af_utils/mbedSPI.cpp@0:f0de320e23ac, 2017-12-01 (annotated)

Committer:
Rhyme
Date:
Fri Dec 01 06:16:31 2017 +0000
Revision:
0:f0de320e23ac
OLED display for GAS pressure started working

Who changed what in which revision?

UserRevisionLine numberNew contents of line
Rhyme 0:f0de320e23ac 1 #include "mbed.h"
Rhyme 0:f0de320e23ac 2 #include "vt100.h"
Rhyme 0:f0de320e23ac 3 #include "afSPI.h"
Rhyme 0:f0de320e23ac 4 #include "mbedSPI.h"
Rhyme 0:f0de320e23ac 5
Rhyme 0:f0de320e23ac 6 /*
Rhyme 0:f0de320e23ac 7 class mbedSPI : public afSPI {
Rhyme 0:f0de320e23ac 8 public:
Rhyme 0:f0de320e23ac 9 mbedSPI(PinName mosi, PinName miso, PinName sckl, PinName cs) ;
Rhyme 0:f0de320e23ac 10 virtual void begin() ;
Rhyme 0:f0de320e23ac 11 virtual void beginSPI() ;
Rhyme 0:f0de320e23ac 12 virtual void endSPI() ;
Rhyme 0:f0de320e23ac 13 virtual void transfer(char *bytes,int len) ;
Rhyme 0:f0de320e23ac 14 private:
Rhyme 0:f0de320e23ac 15 SPI _spi ;
Rhyme 0:f0de320e23ac 16 DigitalOut _cs ;
Rhyme 0:f0de320e23ac 17 } ;
Rhyme 0:f0de320e23ac 18 */
Rhyme 0:f0de320e23ac 19
Rhyme 0:f0de320e23ac 20 mbedSPI::mbedSPI(PinName mosi, PinName miso, PinName sckl, PinName cs) :
Rhyme 0:f0de320e23ac 21 _spi(mosi, miso, sckl), _cs(cs, 1)
Rhyme 0:f0de320e23ac 22 {
Rhyme 0:f0de320e23ac 23 _spi.format(8, 0) ;
Rhyme 0:f0de320e23ac 24 _spi.frequency(1000000) ; /* 1MHz */
Rhyme 0:f0de320e23ac 25 #if defined (TARGET_KL25Z) || defined (TARGET_TEENSY3_1)
Rhyme 0:f0de320e23ac 26 #ifndef SPI0_C1
Rhyme 0:f0de320e23ac 27 #define SPI0_C1 (*(uint8_t *)0x40076000)
Rhyme 0:f0de320e23ac 28 #endif
Rhyme 0:f0de320e23ac 29 SPI0_C1 |= 0x01 ; /* LSB First */
Rhyme 0:f0de320e23ac 30 #endif
Rhyme 0:f0de320e23ac 31 }
Rhyme 0:f0de320e23ac 32
Rhyme 0:f0de320e23ac 33 void mbedSPI::begin(void)
Rhyme 0:f0de320e23ac 34 {
Rhyme 0:f0de320e23ac 35 }
Rhyme 0:f0de320e23ac 36
Rhyme 0:f0de320e23ac 37 void mbedSPI::beginSPI()
Rhyme 0:f0de320e23ac 38 {
Rhyme 0:f0de320e23ac 39 // printf("+") ; fflush(stdout) ;
Rhyme 0:f0de320e23ac 40 _cs = 0 ;
Rhyme 0:f0de320e23ac 41 wait_us(1) ;
Rhyme 0:f0de320e23ac 42 }
Rhyme 0:f0de320e23ac 43
Rhyme 0:f0de320e23ac 44 void mbedSPI::endSPI()
Rhyme 0:f0de320e23ac 45 {
Rhyme 0:f0de320e23ac 46 _cs = 1 ;
Rhyme 0:f0de320e23ac 47 wait_us(1) ;
Rhyme 0:f0de320e23ac 48 // printf("-") ; fflush(stdout) ;
Rhyme 0:f0de320e23ac 49 }
Rhyme 0:f0de320e23ac 50
Rhyme 0:f0de320e23ac 51 void mbedSPI::transfer(char *bytes, int len)
Rhyme 0:f0de320e23ac 52 {
Rhyme 0:f0de320e23ac 53 int i ;
Rhyme 0:f0de320e23ac 54 for (i = 0 ; i < len ; i++ ) {
Rhyme 0:f0de320e23ac 55 bytes[i] = _spi.write(bytes[i]) ;
Rhyme 0:f0de320e23ac 56 }
Rhyme 0:f0de320e23ac 57 }
Rhyme 0:f0de320e23ac 58