mirror of
https://github.com/TomNisbet/TommyPROM.git
synced 2024-09-11 22:55:30 +00:00
49 lines
1.6 KiB
C
49 lines
1.6 KiB
C
|
#ifndef INCLUDE_PROM_DEVICE_H
|
||
|
#define INCLUDE_PROM_DEVICE_H
|
||
|
|
||
|
#include "Arduino.h"
|
||
|
|
||
|
/*****************************************************************************/
|
||
|
/*****************************************************************************/
|
||
|
/**
|
||
|
* PromDevice class
|
||
|
*
|
||
|
* Provides the interface to read and write data from a parallel PROM using the
|
||
|
* Arduino.
|
||
|
*
|
||
|
* Block writes are supported on compatible devices by specifying a blockSize
|
||
|
* in the constructor. Use zero for devices that only support byte writes.
|
||
|
*/
|
||
|
class PromDevice
|
||
|
{
|
||
|
public:
|
||
|
PromDevice(unsigned long size, word blockSize, unsigned maxWriteTime, bool polling);
|
||
|
bool writeData(byte data[], word len, word address);
|
||
|
byte readData(word address) { return readByte(address); }
|
||
|
|
||
|
virtual void begin() = 0;
|
||
|
virtual const char * getName() = 0;
|
||
|
virtual void disableSoftwareWriteProtect() {}
|
||
|
virtual void enableSoftwareWriteProtect() {}
|
||
|
|
||
|
//protected:
|
||
|
unsigned int mSize; // Size of the device, in bytes
|
||
|
unsigned int mBlockSize; // Block size for page writes, zero if N/A
|
||
|
unsigned int mMaxWriteTime; // Max time (in ms) to wait for write cycle to complete
|
||
|
bool mSupportsDataPoll; // End of write detected by data polling
|
||
|
|
||
|
void setDataBusMode(uint8_t mode);
|
||
|
byte readDataBus();
|
||
|
void writeDataBus(byte data);
|
||
|
|
||
|
virtual void setAddress(word address) = 0;
|
||
|
virtual byte readByte(word address) = 0;
|
||
|
virtual bool burnByte(byte value, word address) = 0;
|
||
|
virtual bool burnBlock(byte data[], word len, word address) { return false; }
|
||
|
|
||
|
};
|
||
|
|
||
|
|
||
|
#endif // #define INCLUDE_PROM_DEVICE_H
|
||
|
|