USBasp/firmware/tpi_defs.h

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/**
* \brief Internal defs for tpi
* \file tpi_defs.h
* \author S<EFBFBD>awomir Fra<EFBFBD>
*/
#ifndef __TPI_DEFS_H__
#define __TPI_DEFS_H__
/* TPI instructions */
#define TPI_OP_SLD 0x20
#define TPI_OP_SLD_INC 0x24
#define TPI_OP_SST 0x60
#define TPI_OP_SST_INC 0x64
#define TPI_OP_SSTPR(a) (0x68 | (a))
#define TPI_OP_SIN(a) (0x10 | (((a)<<1)&0x60) | ((a)&0x0F) )
#define TPI_OP_SOUT(a) (0x90 | (((a)<<1)&0x60) | ((a)&0x0F) )
#define TPI_OP_SLDCS(a) (0x80 | ((a)&0x0F) )
#define TPI_OP_SSTCS(a) (0xC0 | ((a)&0x0F) )
#define TPI_OP_SKEY 0xE0
/* TPI control/status registers */
#define TPIIR 0xF
#define TPIPCR 0x2
#define TPISR 0x0
// TPIPCR bits
#define TPIPCR_GT_2 0x04
#define TPIPCR_GT_1 0x02
#define TPIPCR_GT_0 0x01
#define TPIPCR_GT_128b 0x00
#define TPIPCR_GT_64b 0x01
#define TPIPCR_GT_32b 0x02
#define TPIPCR_GT_16b 0x03
#define TPIPCR_GT_8b 0x04
#define TPIPCR_GT_4b 0x05
#define TPIPCR_GT_2b 0x06
#define TPIPCR_GT_0b 0x07
// TPISR bits
#define TPISR_NVMEN 0x02
/* NVM registers */
#define NVMCSR 0x32
#define NVMCMD 0x33
// NVMCSR bits
#define NVMCSR_BSY 0x80
// NVMCMD values
#define NVMCMD_NOP 0x00
#define NVMCMD_CHIP_ERASE 0x10
#define NVMCMD_SECTION_ERASE 0x14
#define NVMCMD_WORD_WRITE 0x1D
#endif /*__TPI_DEFS_H__*/