Mike Moore
This is an involuntary fork, created because the repository would not update mmSPI. SPI library used to communicate with an altera development board attached to four zigbee-header pins.
Dependents: Embedded_RTOS_Project
Fork of
mmSPI
by 
Mike Moore
Diff: mmSPI.h
- Revision:
- 32:5a5d9525c6c4
- Parent:
- 31:ea7b25e494b5
- Child:
- 34:d5553509f31a
--- a/mmSPI.h Sun Aug 25 20:12:32 2013 +0000
+++ b/mmSPI.h Mon Aug 26 22:39:44 2013 +0000
@@ -2,15 +2,16 @@
#define mmSPI_H // include guard.
/*----------------------------------------------//------------------------------
student : m-moore
- class : external SPI interface
+ email : gated.clock@gmail.com
+ class : usb device drivers
directory : mmSPI
file : mmSPI.h
+ date : september 3, 2013.
----description---------------------------------//------------------------------
----notes---------------------------------------//------------------------------
1. the SPI interface pins are routed to the zigbee header.
------------------------------------------------//----------------------------*/
#include "mbed.h" // standard mbed.org class.
- #include "C12832_lcd.h" // LCD.
//---defines------------------------------------//------------------------------
#define mmSPI_MOSI p29 // SPI interface pin.
#define mmSPI_MISO p30 // SPI interface pin.
@@ -23,41 +24,48 @@
class mmSPI
{
public:
- mmSPI(); // constructor.
- ~mmSPI(); // destructor.
- void allocations(); // object allocations.
- void setSPIfrequency (float); // initializations.
- void setSendBuffer (char * pcSendBuffer);
- void setReceiveBuffer(char * pcReceiveBuffer);
- void setNumberOfBytes(int dNumberOfBytes);
+ mmSPI(); // constructor.
+ ~mmSPI(); // destructor.
+ void allocations(); // object allocations.
+
+ void setSPIfrequency (float); // initializations.
+ void setSendBuffer (char * pcSendBuffer);
+ void setReceiveBuffer(char * pcReceiveBuffer);
+ void setNumberOfBytes(int dNumberOfBytes);
// SPI transceive loop.
- void transceive_vector(char cPreCPU, char cPreSPI, char cScan, char cPostCPU);
+ void transceive_vector(char cPreCPU, char cPreSPI, char cScan, char cPostCPU);
// write/read CPU registers.
- void write_register(char cRegister, char cValue);
- char read_register (char cRegister);
+ void write_register(char cRegister, char cValue);
+ char read_register (char cRegister);
+
// write/read CPU main-memory.
- void write_memory(char cHData, char cLdata, char cAddress);
- unsigned int read_memory (char cAddress);
+ void write_memory(char cHData, char cLdata, char cAddress);
+ unsigned int read_memory (char cAddress);
+
+ void step(); // step the CPU.
- void step(); // step the CPU.
+ void clear_transmit_vector(); // fill with 0.
- void clear_transmit_vector(); // fill with 0.
+ unsigned long SPIClockCount(); // return SPI clock count.
+ unsigned long CPUClockCount(); // return CPU clock count.
private:
- DigitalOut * pMOSI; // SPI pin.
- DigitalOut * pMISO; // SPI pin.
- DigitalOut * pSCLK; // SPI pin.
- DigitalOut * pCPUclk; // soft cpu clock.
- char * pcSend; // SPI transmit vector.
- char * pcReceive; // SPI receive vector.
- float fSPIfreq; // SPI clock frequency.
- float fSPIquarterP; // SPI quarter period.
- int dNumBytes; // number of SPI bytes.
- int dLoop01; // loop index.
- int dLoop02; // loop index.
+ DigitalOut * pMOSI; // SPI pin.
+ DigitalOut * pMISO; // SPI pin.
+ DigitalOut * pSCLK; // SPI pin.
+ DigitalOut * pCPUclk; // soft cpu clock.
+ char * pcSend; // SPI transmit vector.
+ char * pcReceive; // SPI receive vector.
+ float fSPIfreq; // SPI clock frequency.
+ float fSPIquarterP; // SPI quarter period.
+ int dNumBytes; // number of SPI bytes.
+ int dLoop01; // loop index.
+ int dLoop02; // loop index.
+ unsigned long ulSPIclkCount; // SPI clock count.
+ unsigned long ulCPUclkCount; // CPU clock count.
};
//----------------------------------------------//------------------------------
#endif // include guard.
\ No newline at end of file