avrdude/src/tpi.h

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/*
* avrdude - A Downloader/Uploader for AVR device programmers
* Copyright (C) 2011 Darell Tan <darell.tan@gmail.com>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
/* $Id$ */
#ifndef tpi_h
#define tpi_h
#ifdef __cplusplus
extern "C" {
#endif
static const unsigned char tpi_skey[] = { 0x12, 0x89, 0xAB, 0x45, 0xCD, 0xD8, 0x88, 0xFF };
/* registers */
#define TPI_REG_TPIIR 0x0F
#define TPI_IDENT_CODE 0x80
#define TPI_REG_TPIPCR 0x02
#define TPI_REG_TPISR 0x00
#define TPI_REG_TPISR_NVMEN (1 << 1)
/* TPI commands */
#define TPI_CMD_SLD 0x20
#define TPI_CMD_SLD_PI 0x24
#define TPI_CMD_SIN 0x10
#define TPI_CMD_SOUT 0x90
#define TPI_CMD_SSTCS 0xC0
#define TPI_CMD_SST 0x60
#define TPI_CMD_SST_PI 0x64
#define TPI_CMD_SLDCS 0x80
#define TPI_CMD_SSTPR 0x68
#define TPI_CMD_SKEY 0xE0
/* for TPI_CMD_SIN & TPI_CMD_SOUT */
#define TPI_SIO_ADDR(x) ((x & 0x30) << 1 | (x & 0x0F))
/* ATtiny4/5/9/10 I/O registers */
#define TPI_IOREG_NVMCSR 0x32
#define TPI_IOREG_NVMCMD 0x33
/* bit for NVMCSR */
#define TPI_IOREG_NVMCSR_NVMBSY (1 << 7)
/* NVM commands */
#define TPI_NVMCMD_NO_OPERATION 0x00
#define TPI_NVMCMD_CHIP_ERASE 0x10
#define TPI_NVMCMD_SECTION_ERASE 0x14
#define TPI_NVMCMD_WORD_WRITE 0x1D
static const unsigned char tpi_skey_cmd[] = { TPI_CMD_SKEY, 0xff, 0x88, 0xd8, 0xcd, 0x45, 0xab, 0x89, 0x12 };
#ifdef __cplusplus
}
#endif
#endif