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// |
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// $Id$ |
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#include <foreach.hpp> |
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#include <iomanip> |
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#include <iostream> |
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#include <fcntl.h> |
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#include "Display.hpp" |
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extern bool debug; |
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static uint16_t GetCRC(uint8_t *buffer, size_t length) |
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{ |
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static const uint16_t table[256] = { |
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0x00000,0x01189,0x02312,0x0329B,0x04624,0x057AD,0x06536,0x074BF, |
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< |
0x08C48,0x09DC1,0x0AF5A,0x0BED3,0x0CA6C,0x0DBE5,0x0E97E,0x0F8F7, |
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0x01081,0x00108,0x03393,0x0221A,0x056A5,0x0472C,0x075B7,0x0643E, |
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0x09CC9,0x08D40,0x0BFDB,0x0AE52,0x0DAED,0x0CB64,0x0F9FF,0x0E876, |
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< |
0x02102,0x0308B,0x00210,0x01399,0x06726,0x076AF,0x04434,0x055BD, |
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< |
0x0AD4A,0x0BCC3,0x08E58,0x09FD1,0x0EB6E,0x0FAE7,0x0C87C,0x0D9F5, |
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0x03183,0x0200A,0x01291,0x00318,0x077A7,0x0662E,0x054B5,0x0453C, |
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0x0BDCB,0x0AC42,0x09ED9,0x08F50,0x0FBEF,0x0EA66,0x0D8FD,0x0C974, |
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< |
0x04204,0x0538D,0x06116,0x0709F,0x00420,0x015A9,0x02732,0x036BB, |
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0x0CE4C,0x0DFC5,0x0ED5E,0x0FCD7,0x08868,0x099E1,0x0AB7A,0x0BAF3, |
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0x05285,0x0430C,0x07197,0x0601E,0x014A1,0x00528,0x037B3,0x0263A, |
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0x0DECD,0x0CF44,0x0FDDF,0x0EC56,0x098E9,0x08960,0x0BBFB,0x0AA72, |
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0x06306,0x0728F,0x04014,0x0519D,0x02522,0x034AB,0x00630,0x017B9, |
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0x0EF4E,0x0FEC7,0x0CC5C,0x0DDD5,0x0A96A,0x0B8E3,0x08A78,0x09BF1, |
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< |
0x07387,0x0620E,0x05095,0x0411C,0x035A3,0x0242A,0x016B1,0x00738, |
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0x0FFCF,0x0EE46,0x0DCDD,0x0CD54,0x0B9EB,0x0A862,0x09AF9,0x08B70, |
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0x08408,0x09581,0x0A71A,0x0B693,0x0C22C,0x0D3A5,0x0E13E,0x0F0B7, |
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0x00840,0x019C9,0x02B52,0x03ADB,0x04E64,0x05FED,0x06D76,0x07CFF, |
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0x09489,0x08500,0x0B79B,0x0A612,0x0D2AD,0x0C324,0x0F1BF,0x0E036, |
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0x018C1,0x00948,0x03BD3,0x02A5A,0x05EE5,0x04F6C,0x07DF7,0x06C7E, |
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0x0A50A,0x0B483,0x08618,0x09791,0x0E32E,0x0F2A7,0x0C03C,0x0D1B5, |
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0x02942,0x038CB,0x00A50,0x01BD9,0x06F66,0x07EEF,0x04C74,0x05DFD, |
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0x0B58B,0x0A402,0x09699,0x08710,0x0F3AF,0x0E226,0x0D0BD,0x0C134, |
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0x039C3,0x0284A,0x01AD1,0x00B58,0x07FE7,0x06E6E,0x05CF5,0x04D7C, |
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0x0C60C,0x0D785,0x0E51E,0x0F497,0x08028,0x091A1,0x0A33A,0x0B2B3, |
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0x04A44,0x05BCD,0x06956,0x078DF,0x00C60,0x01DE9,0x02F72,0x03EFB, |
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0x0D68D,0x0C704,0x0F59F,0x0E416,0x090A9,0x08120,0x0B3BB,0x0A232, |
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0x05AC5,0x04B4C,0x079D7,0x0685E,0x01CE1,0x00D68,0x03FF3,0x02E7A, |
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0x0E70E,0x0F687,0x0C41C,0x0D595,0x0A12A,0x0B0A3,0x08238,0x093B1, |
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0x06B46,0x07ACF,0x04854,0x059DD,0x02D62,0x03CEB,0x00E70,0x01FF9, |
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0x0F78F,0x0E606,0x0D49D,0x0C514,0x0B1AB,0x0A022,0x092B9,0x08330, |
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0x07BC7,0x06A4E,0x058D5,0x0495C,0x03DE3,0x02C6A,0x01EF1,0x00F78, |
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0x00000, 0x01189, 0x02312, 0x0329b, 0x04624, 0x057ad, 0x06536, 0x074bf, |
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0x08C48, 0x09DC1, 0x0AF5A, 0x0BED3, 0x0CA6C, 0x0DBE5, 0x0E97E, 0x0F8F7, |
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0x01081, 0x00108, 0x03393, 0x0221a, 0x056a5, 0x0472c, 0x075b7, 0x0643e, |
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0x09CC9, 0x08D40, 0x0BFDB, 0x0AE52, 0x0DAED, 0x0CB64, 0x0F9FF, 0x0E876, |
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0x02102, 0x0308b, 0x00210, 0x01399, 0x06726, 0x076af, 0x04434, 0x055bd, |
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0x0AD4A, 0x0BCC3, 0x08E58, 0x09FD1, 0x0EB6E, 0x0FAE7, 0x0C87C, 0x0D9F5, |
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0x03183, 0x0200a, 0x01291, 0x00318, 0x077a7, 0x0662e, 0x054b5, 0x0453c, |
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0x0BDCB, 0x0AC42, 0x09ED9, 0x08F50, 0x0FBEF, 0x0EA66, 0x0D8FD, 0x0C974, |
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0x04204, 0x0538d, 0x06116, 0x0709f, 0x00420, 0x015a9, 0x02732, 0x036bb, |
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0x0ce4c, 0x0dfc5, 0x0ed5e, 0x0fcd7, 0x08868, 0x099e1, 0x0ab7a, 0x0baf3, |
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0x05285, 0x0430c, 0x07197, 0x0601e, 0x014a1, 0x00528, 0x037b3, 0x0263a, |
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0x0decd, 0x0cf44, 0x0fddf, 0x0ec56, 0x098e9, 0x08960, 0x0bbfb, 0x0aa72, |
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0x06306, 0x0728f, 0x04014, 0x0519d, 0x02522, 0x034ab, 0x00630, 0x017b9, |
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0x0EF4E, 0x0FEC7, 0x0CC5C, 0x0DDD5, 0x0A96A, 0x0B8E3, 0x08A78, 0x09BF1, |
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0x07387, 0x0620e, 0x05095, 0x0411c, 0x035a3, 0x0242a, 0x016b1, 0x00738, |
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0x0FFCF, 0x0EE46, 0x0DCDD, 0x0CD54, 0x0B9EB, 0x0A862, 0x09AF9, 0x08B70, |
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0x08408, 0x09581, 0x0a71a, 0x0b693, 0x0c22c, 0x0d3a5, 0x0e13e, 0x0f0b7, |
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0x00840, 0x019c9, 0x02b52, 0x03adb, 0x04e64, 0x05fed, 0x06d76, 0x07cff, |
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0x09489, 0x08500, 0x0b79b, 0x0a612, 0x0d2ad, 0x0c324, 0x0f1bf, 0x0e036, |
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0x018c1, 0x00948, 0x03bd3, 0x02a5a, 0x05ee5, 0x04f6c, 0x07df7, 0x06c7e, |
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0x0a50a, 0x0b483, 0x08618, 0x09791, 0x0e32e, 0x0f2a7, 0x0c03c, 0x0d1b5, |
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0x02942, 0x038cb, 0x00a50, 0x01bd9, 0x06f66, 0x07eef, 0x04c74, 0x05dfd, |
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0x0b58b, 0x0a402, 0x09699, 0x08710, 0x0f3af, 0x0e226, 0x0d0bd, 0x0c134, |
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0x039C3, 0x0284A, 0x01AD1, 0x00B58, 0x07FE7, 0x06E6E, 0x05CF5, 0x04D7C, |
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0x0c60c, 0x0d785, 0x0e51e, 0x0f497, 0x08028, 0x091a1, 0x0a33a, 0x0b2b3, |
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0x04a44, 0x05bcd, 0x06956, 0x078df, 0x00c60, 0x01de9, 0x02f72, 0x03efb, |
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0x0d68d, 0x0c704, 0x0f59f, 0x0e416, 0x090a9, 0x08120, 0x0b3bb, 0x0a232, |
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0x05AC5, 0x04B4C, 0x079D7, 0x0685E, 0x01CE1, 0x00D68, 0x03FF3, 0x02E7A, |
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0x0e70e, 0x0f687, 0x0c41c, 0x0d595, 0x0a12a, 0x0b0a3, 0x08238, 0x093b1, |
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0x06b46, 0x07acf, 0x04854, 0x059dd, 0x02d62, 0x03ceb, 0x00e70, 0x01ff9, |
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0x0f78f, 0x0e606, 0x0d49d, 0x0c514, 0x0b1ab, 0x0a022, 0x092b9, 0x08330, |
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0x07BC7, 0x06A4E, 0x058D5, 0x0495C, 0x03DE3, 0x02C6A, 0x01EF1, 0x00F78, |
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}; |
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register uint16_t crc(0xffff); |
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return ~crc; |
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} |
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Display::Packet::Packet(Display::Packet::Command command, const std::string &data) : command(command), length(data.size()) |
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Display::Packet::Packet(Display::Packet::Command command, uint8_t length, const uint8_t *data) : command(command), length(length) |
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{ |
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if (length > sizeof (this->data)) |
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throw; |
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::memcpy(this->data, data.data(), length); |
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::memcpy(this->data, data, length); |
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crc = GetCRC(reinterpret_cast<uint8_t *>(this), length + 2); |
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} |
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void operator<<(int fd, const Display::Packet::Packet &packet) |
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std::ostream &operator<<(std::ostream &output, const Display::Packet &packet) |
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{ |
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return output << _B("0x") << std::hex << std::setw(2) << std::setfill('0') << unsigned(packet.command) << std::dec << std::setw(0) << std::setfill(' ') << _B(" [") << packet.GetData() << ']'; |
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} |
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void operator<<(int fd, const Display::Packet &packet) |
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{ |
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if (packet.length != sizeof (packet.data)) |
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::memcpy(const_cast<uint8_t *>(packet.data) + packet.length, &packet.crc, 2); |
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if (debug) |
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std::cerr << _B("<< ") << packet << std::endl; |
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Posix::Write(fd, &packet, packet.length + 4); |
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} |
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void operator>>(int fd, Display::Packet::Packet &packet) |
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void operator>>(int fd, Display::Packet &packet) |
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{ |
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Posix::Read(fd, &packet, 2); |
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Posix::Read(fd, packet.data, packet.length); |
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Posix::Read(fd, &packet.crc, 2); |
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std::printf("0x%02x\n%i\n", packet.command, packet.length); |
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std::cout << '[' << std::string((char*)(packet.data), size_t(packet.length)) << ']' << std::endl; |
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if (debug) |
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std::cerr << _B(">> ") << packet << std::endl; |
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} |
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Display::Display(const std::string &device) : ucom(Posix::Open(device, O_RDWR | O_NOCTTY)) |
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Posix::CheckError(::tcsetattr(ucom, TCSANOW, &state)); |
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} |
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bool Display::Ping(const std::string &data) |
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Display::Packet Display::Communicate_(Display::Packet::Command command, uint8_t length, const uint8_t *data) |
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{ |
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Packet packet(Packet::PingCommand, data), response; |
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Packet packet(command, length, data), response; |
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ucom << packet; |
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do |
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_forever |
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{ |
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ucom >> response; |
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|
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if (packet.command | Packet::Response == response.command) |
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return response; |
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|
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switch (response.command) |
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{ |
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case Packet::KeyActivity: |
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keyActivity.push(response); |
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|
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break; |
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case Packet::FanSpeedReport: |
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case Packet::TemperatureSensorReport: |
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break; |
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} |
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} |
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while (packet.command | Packet::Response != response.command); |
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} |
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> |
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bool Display::Ping(const std::string &data) |
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{ |
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return data == Communicate<const std::string &>(Packet::PingCommand, data).GetData(); |
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} |
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return true; |
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std::string Display::Version() |
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{ |
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return Communicate(Packet::GetHardwareAndFirmwareVersion).GetData(); |
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} |
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void Display::Set(uint8_t column, uint8_t row, const std::string &data) |
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{ |
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Communicate(Packet::SendDataToLCD, column, row, data); |
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} |
