diff options
Diffstat (limited to 'src/progs/pickit1/base/pickit1.cpp')
-rw-r--r-- | src/progs/pickit1/base/pickit1.cpp | 102 |
1 files changed, 102 insertions, 0 deletions
diff --git a/src/progs/pickit1/base/pickit1.cpp b/src/progs/pickit1/base/pickit1.cpp new file mode 100644 index 0000000..c5ab021 --- /dev/null +++ b/src/progs/pickit1/base/pickit1.cpp @@ -0,0 +1,102 @@ +/*************************************************************************** + * Copyright (C) 2006 Nicolas Hadacek <hadacek@kde.org> * + * * + * 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. * + ***************************************************************************/ +#include "pickit1.h" + +bool Pickit1::Baseline::init() +{ + Array cmd; + cmd[0] = 'c'; + cmd[1] = 0x00; // Load Configuration + cmd[2] = 0x02; // Load Program latches + cmd[3] = 0x03; // Load Data latches + cmd[4] = 0x04; // Read Program memory + cmd[5] = 0x05; // Read Data latches + cmd[6] = 0x06; // Increment Address + cmd[7] = 0x08; // Begin programming internally timed + if ( !hardware().port().command(cmd) ) return false; + cmd[0] = 0x08; // Begin Programming externally timed + cmd[1] = 0x0E; // End externally time programming cycle + cmd[2] = 0x09; // Bulk Erase program memory + cmd[3] = 0x0B; // Bulk Erase Data memory + cmd[4] = 0xFF; // Read Program memory + cmd[5] = 0xFF; // Read Data latches + cmd[6] = 0xFF; // Increment Address + cmd[7] = 0xFF; // Begin programming internally timed + return hardware().port().command(cmd); +} + +bool Pickit1::Baseline::incrementPC(uint nb) +{ + if ( (nb & 0xFF)!=0 ) return Pickit::Baseline::incrementPC(nb); + // work around bugs in firmware + Array cmd; + uint high = (nb >> 8) & 0xFF; + log(Log::DebugLevel::Extra, QString("work around bug in firmware (nb_inc=%1 high=%2)") + .arg(toHexLabel(nb, 4)).arg(toHexLabel(high, 2))); + if ( high==1 ) { + cmd[0] = 'I'; + cmd[1] = 0x40; + cmd[2] = 0x00; + cmd[3] = 'I'; + cmd[4] = 0xC0; + cmd[5] = 0x00; + } else { + cmd[0] = 'I'; + cmd[1] = 0x00; + cmd[2] = high-1; + } + return hardware().port().command(cmd); +} + +//---------------------------------------------------------------------------- +bool Pickit1::P16F::init() +{ + Array cmd; + cmd[0] = 'c'; + cmd[1] = 0x00; // Load Configuration + cmd[2] = 0x02; // Load Program latches + cmd[3] = 0x03; // Load Data latches + cmd[4] = 0x04; // Read Program memory + cmd[5] = 0x05; // Read Data latches + cmd[6] = 0x06; // Increment Address + cmd[7] = 0x08; // Begin programming internally timed + if ( !hardware().port().command(cmd) ) return false; + cmd[0] = 0x18; // Begin Programming externally timed + cmd[1] = 0x0A; // End externally time programming cycle + cmd[2] = 0x09; // Bulk Erase program memory + cmd[3] = 0x0B; // Bulk Erase Data memory + cmd[4] = 0xFF; // Read Program memory + cmd[5] = 0xFF; // Read Data latches + cmd[6] = 0xFF; // Increment Address + cmd[7] = 0xFF; // Begin programming internally timed + return hardware().port().command(cmd); +} + +bool Pickit1::P16F716::init() +{ + Array cmd; + cmd[0] = 'c'; + cmd[1] = 0x00; // Load Configuration + cmd[2] = 0x02; // Load Program latches + cmd[3] = 0x03; // Load Data latches + cmd[4] = 0x04; // Read Program memory + cmd[5] = 0x05; // Read Data latches + cmd[6] = 0x06; // Increment Address + cmd[7] = 0x08; // Begin programming internally timed + if ( !hardware().port().command(cmd) ) return false; + cmd[0] = 0x18; // Begin Programming externally timed + cmd[1] = 0x0E; // End externally time programming cycle + cmd[2] = 0x09; // Bulk Erase program memory + cmd[3] = 0x0B; // Bulk Erase Data memory + cmd[4] = 0xFF; // Read Program memory + cmd[5] = 0xFF; // Read Data latches + cmd[6] = 0xFF; // Increment Address + cmd[7] = 0xFF; // Begin programming internally timed + return hardware().port().command(cmd); +} |