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/* |
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* usbasp.c - part of USBasp |
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* |
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* Autor..........: Thomas Fischl <tfischl@gmx.de> |
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* Description....: Definitions and macros for usbasp |
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* Licence........: GNU GPL v2 (see Readme.txt) |
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* Creation Date..: 2009-02-28 |
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* Last change....: 2009-02-28 |
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*/ |
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#ifndef USBASP_H_ |
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#define USBASP_H_ |
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/* PORTS Definitions */ |
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#define LED_RED_PORT C |
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#define LED_RED_BIT 0 |
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#define LED_GREEN_PORT C |
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#define LED_GREEN_BIT 1 |
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#define CLKSW_PORT D |
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#define CLKSW_BIT 0 |
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#define PORTB_UNUSED_MASK (1<<PB1 | 1<<PB0) |
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#define PORTC_UNUSED_MASK (1<<PC5 | 1<<PC4 | 1<<PC3 | 1<<PC2) |
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#define PORTD_UNUSED_MASK (1<<PD7 | 1<<PD6 | 1<<PD5 | 1<<PD3 | 1<<PD1) |
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/* USB function call identifiers */ |
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#define USBASP_FUNC_CONNECT 1 |
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#define USBASP_FUNC_DISCONNECT 2 |
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#define USBASP_FUNC_TRANSMIT 3 |
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#define USBASP_FUNC_READFLASH 4 |
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#define USBASP_FUNC_ENABLEPROG 5 |
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#define USBASP_FUNC_WRITEFLASH 6 |
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#define USBASP_FUNC_READEEPROM 7 |
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#define USBASP_FUNC_WRITEEEPROM 8 |
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#define USBASP_FUNC_SETLONGADDRESS 9 |
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#define USBASP_FUNC_SETISPSCK 10 |
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#define USBASP_FUNC_TPI_CONNECT 11 |
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#define USBASP_FUNC_TPI_DISCONNECT 12 |
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#define USBASP_FUNC_TPI_RAWREAD 13 |
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#define USBASP_FUNC_TPI_RAWWRITE 14 |
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#define USBASP_FUNC_TPI_READBLOCK 15 |
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#define USBASP_FUNC_TPI_WRITEBLOCK 16 |
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#define USBASP_FUNC_GETCAPABILITIES 127 |
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/* USBASP capabilities */ |
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#define USBASP_CAP_0_TPI 0x01 |
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/* programming state */ |
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#define PROG_STATE_IDLE 0 |
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#define PROG_STATE_WRITEFLASH 1 |
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#define PROG_STATE_READFLASH 2 |
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#define PROG_STATE_READEEPROM 3 |
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#define PROG_STATE_WRITEEEPROM 4 |
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#define PROG_STATE_TPI_READ 5 |
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#define PROG_STATE_TPI_WRITE 6 |
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/* Block mode flags */ |
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#define PROG_BLOCKFLAG_FIRST 1 |
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#define PROG_BLOCKFLAG_LAST 2 |
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/* ISP SCK speed identifiers */ |
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#define USBASP_ISP_SCK_AUTO 0 |
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#define USBASP_ISP_SCK_0_5 1 /* 500 Hz */ |
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#define USBASP_ISP_SCK_1 2 /* 1 kHz */ |
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#define USBASP_ISP_SCK_2 3 /* 2 kHz */ |
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#define USBASP_ISP_SCK_4 4 /* 4 kHz */ |
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#define USBASP_ISP_SCK_8 5 /* 8 kHz */ |
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#define USBASP_ISP_SCK_16 6 /* 16 kHz */ |
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#define USBASP_ISP_SCK_32 7 /* 32 kHz */ |
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#define USBASP_ISP_SCK_93_75 8 /* 93.75 kHz */ |
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#define USBASP_ISP_SCK_187_5 9 /* 187.5 kHz */ |
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#define USBASP_ISP_SCK_375 10 /* 375 kHz */ |
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#define USBASP_ISP_SCK_750 11 /* 750 kHz */ |
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#define USBASP_ISP_SCK_1500 12 /* 1.5 MHz */ |
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/* Macros for Port (enables to easily define IO signals) */ |
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#define GLUE(A,B) A##B |
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#define DDR(PORT_LETTER) GLUE(DDR, PORT_LETTER) // Makes DDRC from DDR(C) etc. |
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#define PORT(PORT_LETTER) GLUE(PORT,PORT_LETTER) // Makes PORTC from PORT(C) |
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#define PIN(PORT_LETTER) GLUE(PIN, PORT_LETTER) // Makes PINC from PIN(C) |
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/* macros for gpio functions */ |
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#define ledRedOn() PORT(LED_RED_PORT) &= ~(1 << LED_RED_BIT) // Active L |
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#define ledRedOff() PORT(LED_RED_PORT) |= (1 << LED_RED_BIT) |
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#define ledGreenOn() PORT(LED_GREEN_PORT) &= ~(1 << LED_GREEN_BIT) // Active L |
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#define ledGreenOff() PORT(LED_GREEN_PORT) |= (1 << LED_GREEN_BIT) |
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#define ledInit() DDR(LED_RED_PORT) |= (1 << LED_RED_BIT),\ |
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DDR(LED_GREEN_PORT) |= (1 << LED_GREEN_BIT) // Outputs |
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#define clkswInit() DDR(CLKSW_PORT) &= ~(1 << CLKSW_BIT),\ |
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PORT(CLKSW_PORT) |= (1 << CLKSW_BIT) // Input with PullUp |
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#endif /* USBASP_H_ */ |