/*!
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/*!
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ZTEX Firmware Kit for EZ-USB FX2 Microcontrollers
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ZTEX Firmware Kit for EZ-USB FX2 Microcontrollers
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Copyright (C) 2009-2011 ZTEX GmbH.
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Copyright (C) 2009-2014 ZTEX GmbH.
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http://www.ztex.de
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http://www.ztex.de
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This program is free software; you can redistribute it and/or modify
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License version 3 as
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it under the terms of the GNU General Public License version 3 as
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published by the Free Software Foundation.
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published by the Free Software Foundation.
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This program is distributed in the hope that it will be useful, but
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This program is distributed in the hope that it will be useful, but
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WITHOUT ANY WARRANTY; without even the implied warranty of
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WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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General Public License for more details.
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General Public License for more details.
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You should have received a copy of the GNU General Public License
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You should have received a copy of the GNU General Public License
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along with this program; if not, see http://www.gnu.org/licenses/.
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along with this program; if not, see http://www.gnu.org/licenses/.
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!*/
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!*/
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/*
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/*
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Temperature sensor support for USB-FPGA Modules 1.15y
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Temperature sensor support for USB-FPGA Modules 1.15y
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*/
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*/
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#ifndef[ZTEX_TEMP1_H]
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#ifndef[ZTEX_TEMP1_H]
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#define[ZTEX_TEMP1_H]
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#define[ZTEX_TEMP1_H]
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#define[TEMP1_ENABLED][1]
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#define[TEMP1_ENABLED][1]
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#define[PCA9691_ADDR][0x90]
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#define[PCA9691_ADDR][0x90]
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void temp1_init() {
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void temp1_init() {
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I2CS |= bmBIT7; // start bit
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I2CS |= bmBIT7; // start bit
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i2c_waitStart();
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i2c_waitStart();
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I2DAT = PCA9691_ADDR; // select device for writing
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I2DAT = PCA9691_ADDR; // select device for writing
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if ( i2c_waitWrite() ) return;
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if ( i2c_waitWrite() ) return;
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I2DAT = bmBIT2 | bmBIT6; // control byte
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I2DAT = bmBIT2 | bmBIT6; // control byte
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if ( i2c_waitWrite() ) return;
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if ( i2c_waitWrite() ) return;
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I2DAT = 20; // DAC output
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I2DAT = 20; // DAC output
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I2CS |= bmBIT6; // stop bit
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I2CS |= bmBIT6; // stop bit
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if ( i2c_waitStop() ) return;
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if ( i2c_waitStop() ) return;
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INTERFACE_CAPABILITIES[1] |= bmBIT0;
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INTERFACE_CAPABILITIES[1] |= bmBIT0;
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}
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}
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ADD_EP0_VENDOR_REQUEST((0x58,,
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ADD_EP0_VENDOR_REQUEST((0x58,,
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I2CS |= bmBIT7; // start bit
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I2CS |= bmBIT7; // start bit
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i2c_waitStart();
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i2c_waitStart();
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I2DAT = PCA9691_ADDR | 1; // select device for reading
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I2DAT = PCA9691_ADDR | 1; // select device for reading
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i2c_waitWrite();
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i2c_waitWrite();
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EP0BUF[0] = 1; // protocol #1
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EP0BUF[0] = 1; // protocol #1
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EP0BUF[1] = I2DAT; // dummy read
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EP0BUF[1] = I2DAT; // dummy read
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i2c_waitRead();
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i2c_waitRead();
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EP0BUF[1] = I2DAT; // BYTE 0
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EP0BUF[1] = I2DAT; // BYTE 0
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i2c_waitRead();
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i2c_waitRead();
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EP0BUF[2] = I2DAT; // BYTE 1
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EP0BUF[2] = I2DAT; // BYTE 1
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i2c_waitRead();
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i2c_waitRead();
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EP0BUF[3] = I2DAT; // BYTE 2
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EP0BUF[3] = I2DAT; // BYTE 2
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i2c_waitRead();
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i2c_waitRead();
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EP0BUF[4] = I2DAT; // BYTE 3
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EP0BUF[4] = I2DAT; // BYTE 3
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i2c_waitRead();
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i2c_waitRead();
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EP0BUF[1] = I2DAT; // BYTE 4
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EP0BUF[1] = I2DAT; // BYTE 4
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i2c_waitRead();
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i2c_waitRead();
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EP0BUF[2] = I2DAT; // BYTE 5
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EP0BUF[2] = I2DAT; // BYTE 5
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i2c_waitRead();
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i2c_waitRead();
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I2CS |= bmBIT5; // no ACK
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I2CS |= bmBIT5; // no ACK
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EP0BUF[3] = I2DAT; // BYTE 6
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EP0BUF[3] = I2DAT; // BYTE 6
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i2c_waitRead();
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i2c_waitRead();
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I2CS |= bmBIT6; // stop bit
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I2CS |= bmBIT6; // stop bit
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EP0BUF[4] = I2DAT; // BYTE 7
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EP0BUF[4] = I2DAT; // BYTE 7
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i2c_waitStop();
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i2c_waitStop();
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EP0BCH = 0;
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EP0BCH = 0;
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EP0BCL = 5;
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EP0BCL = 5;
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,,
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,,
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));;
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));;
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#endif /*ZTEX_TEMP1_H*/
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#endif /*ZTEX_TEMP1_H*/
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