blob: 1170c6fdab78111685345ca0da17b7231ff73153 (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
|
#ifndef _HARDWAREPROFILE_H_
#define _HARDWAREPROFILE_H_
#define RUN_AT_80MHZ
#define GetSystemClock() (80000000ul)
#define GetPeripheralClock() (GetSystemClock()/2)
#define GetInstructionClock() (GetSystemClock())
#define MILLISECONDS_PER_TICK 10
#define TIMER_PRESCALER TIMER_PRESCALER_8
#define TIMER_PERIOD 37500
#define USE_SD_INTERFACE_WITH_SPI
//I guess here we need SPI2 as PIC32MX440H only has SPI2
#define MDD_USE_SPI_2
#define SPI_START_CFG_1 (PRI_PRESCAL_64_1 | SEC_PRESCAL_8_1 | MASTER_ENABLE_ON | SPI_CKE_ON | SPI_SMP_ON)
#define SPI_START_CFG_2 (SPI_ENABLE)
#define SPI_FREQUENCY (20000000)
// SD-SPI
#define SD_CS PORTBbits.RB1 // Chip Select Output bit
#define SD_CD PORTEbits.RE4 // Card Detect Input bit
#define SD_WE PORTEbits.RE3 // Write Protect Check Input bit
#define SD_CS_TRIS TRISBbits.TRISB1 // Chip Select TRIS bit
#define SD_CD_TRIS TRISEbits.TRISE4 // Card Detect TRIS bit
#define SD_WE_TRIS TRISEbits.TRISE3 // Write Protect Check TRIS bit
#define SPICON1 SPI2CON
#define SPISTAT SPI2STAT
#define SPIBUF SPI2BUF
#define SPISTAT_RBF SPI2STATbits.SPIRBF
#define SPICON1bits SPI2CONbits
#define SPISTATbits SPI2STATbits
#define SPIENABLE SPI2CONbits.ON
#define SPIBRG SPI2BRG
// Tris pins for SCK/SDI/SDO lines
#define SPICLOCK TRISGbits.TRISG6 // The TRIS bit for the SCK pin
#define SPIIN TRISGbits.TRISG7 // The TRIS bit for the SDI pin
#define SPIOUT TRISGbits.TRISG8 // The TRIS bit for the SDO pin
#define putcSPI putcSPI2
#define getcSPI getcSPI2
#define OpenSPI(config1, config2) OpenSPI2(config1, config2)
/* added from newer BfB code: */
// Description: The main SPI 2 control register
#define SPICON2 SPI2CON
#define SPICON2bits SPI2CONbits
/* end of added code */
#endif
|
