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Added support for IBM 50key, better DPH debug, cleanup

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- Strobe lines for IBM 50key
- Added CLI debugging for DPH, both per press and overall sense table
- Code cleanup (mostly just removal)
This commit is contained in:
Jacob Alexander 2014-04-17 00:11:36 -07:00
parent c24f86b0ea
commit c858078fde
2 changed files with 114 additions and 140 deletions
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252
Scan/DPH/scan_loop.c
View File

@ -122,7 +122,9 @@
// ----- Function Declarations -----
void cliFunc_echo ( char* args );
void cliFunc_echo ( char* args );
void cliFunc_keyDebug ( char* args );
void cliFunc_senseDebug( char* args );
@ -136,10 +138,16 @@ volatile uint8_t KeyIndex_BufferUsed;
// Scan Module command dictionary
char* scanCLIDictName = "DPH Module Commands";
CLIDictItem scanCLIDict[] = {
{ "echo", "Example command, echos the arguments.", cliFunc_echo },
{ "echo", "Example command, echos the arguments.", cliFunc_echo },
{ "keyDebug", "Enables long debug for each keypress." NL "\t\tkeycode - [strobe:mux] : sense val : threshold+delta=total : margin", cliFunc_keyDebug },
{ "senseDebug", "Prints out the current sense table N times." NL "\t\tsense:threshold:delta.", cliFunc_senseDebug },
{ 0, 0, 0 } // Null entry for dictionary end
};
// CLI Control Variables
uint8_t enableKeyDebug = 1; // XXX Debugging on by default for now -HaaTa
uint8_t senseDebugCount = 0;
// TODO dfj variables...needs cleaning up and commenting
@ -152,9 +160,7 @@ uint8_t high_count = 0;
uint8_t low_count = 0;
uint8_t ze_strober = 0;
uint16_t samples[MUXES_COUNT];
uint16_t samples[MAX_STROBES][MUXES_COUNT];
uint8_t cur_keymap[MAX_STROBES];
@ -183,13 +189,11 @@ uint16_t error_data = 0;
uint8_t total_strobes = MAX_STROBES;
uint8_t strobe_map[MAX_STROBES];
uint8_t dump_count = 0;
// ----- Function Declarations -----
void dump();
void dumpSenseTable();
void recovery( uint8_t on );
@ -226,7 +230,8 @@ inline void Scan_setup()
// Hardcoded strobes for debugging
// Strobes start at 0 and go to 17 (18), not all Model Fs use all of the available strobes
// The single row ribbon connector Model Fs only have a max of 16 strobes
#define KISHSAVER_STROBE
#define KEYPAD_50KEY
//#define KISHSAVER_STROBE
//#define KISHSAVER_OLD_STROBE
//#define TERMINAL_6110668_OLD_STROBE
//#define UNSAVER_OLD_STROBE
@ -254,6 +259,17 @@ inline void Scan_setup()
strobe_map[6] = 9;
strobe_map[7] = 8;
strobe_map[8] = 2; // Test point strobe (3 test points, sense 1, 4, 5)
#elif defined(KEYPAD_50KEY)
total_strobes = 8;
strobe_map[0] = 14;
strobe_map[1] = 13;
strobe_map[2] = 12;
strobe_map[3] = 11;
strobe_map[4] = 10;
strobe_map[5] = 9;
strobe_map[6] = 8;
strobe_map[7] = 0;
#elif defined(TERMINAL_6110668_OLD_STROBE)
total_strobes = 16;
@ -340,10 +356,10 @@ inline uint8_t Scan_loop()
printHex(error_data);
error_data = 0;
// Display keymaps and other debug information if warmup completede
// Display sense table if warmup completede
if ( boot_count >= WARMUP_LOOPS )
{
dump();
dumpSenseTable();
}
}
@ -417,12 +433,12 @@ inline void capsense_scan()
}
uint8_t strobe_line = map_strobe << MUXES_COUNT_XSHIFT;
for ( int i = 0; i < MUXES_COUNT; ++i )
for ( int mux = 0; mux < MUXES_COUNT; ++mux )
{
// discard sketchy low bit, and meaningless high bits.
uint8_t sample = samples[i] >> 1;
full_samples[strobe_line + i] = sample;
keys_averages_acc[strobe_line + i] += sample;
uint8_t sample = samples[map_strobe][mux] >> 1;
full_samples[strobe_line + mux] = sample;
keys_averages_acc[strobe_line + mux] += sample;
}
// Accumulate 3 total averages (used for determining starting average during warmup)
@ -433,9 +449,9 @@ inline void capsense_scan()
// low_avg - Average of all sampled lines below or equal to full_avg
if ( boot_count < WARMUP_LOOPS )
{
for ( uint8_t i = 0; i < MUXES_COUNT; ++i )
for ( uint8_t mux = 0; mux < MUXES_COUNT; ++mux )
{
uint8_t sample = samples[i] >> 1;
uint8_t sample = samples[map_strobe][mux] >> 1;
// Sample is high, add it to high avg
if ( sample > full_avg )
@ -451,7 +467,7 @@ inline void capsense_scan()
}
// If sample is higher than previous high_avg, then mark as "problem key"
keys_problem[strobe_line + i] = sample > high_avg ? sample : 0;
keys_problem[strobe_line + mux] = sample > high_avg ? sample : 0;
// Prepare for next average
cur_full_avg += sample;
@ -512,10 +528,10 @@ inline void capsense_scan()
break;
// Last loop
case WARMUP_STOP:
print("\n");
print( NL );
info_msg("Warmup finished using ");
printInt16( WARMUP_LOOPS );
print(" iterations\n");
print(" iterations" NL );
// Display the final calculated averages of all the sensed strobes
info_msg("Full average (");
@ -532,7 +548,7 @@ inline void capsense_scan()
printInt8( low_count );
print("): ");
printHex( low_avg );
print("\n");
print( NL );
// Display problem keys, and the sense value at the time
for ( uint8_t key = 0; key < KEY_COUNT; key++ )
@ -543,7 +559,7 @@ inline void capsense_scan()
printHex( key );
print(" (");
printHex( keys_problem[key] );
print(")\n");
print(")" NL );
}
}
@ -581,9 +597,12 @@ inline void capsense_scan()
}
}
if ( boot_count >= WARMUP_LOOPS )
// If the debugging sense table is non-zero, display
if ( senseDebugCount > 0 )
{
dump();
senseDebugCount--;
print( NL );
dumpSenseTable();
}
}
@ -721,7 +740,7 @@ inline uint16_t getADC(void)
}
int sampleColumn_8x( uint8_t column, uint16_t * buffer )
int sampleColumn( uint8_t column )
{
// ensure all probe lines are driven low, and chill for recovery delay.
ADCSRA |= (1 << ADEN) | (1 << ADSC); // enable and start conversions
@ -751,7 +770,7 @@ int sampleColumn_8x( uint8_t column, uint16_t * buffer )
SET_FULL_MUX( mux + 1 ); // our *next* sample will use this
// retrieve current read.
buffer[mux] = getADC();
samples[column][mux] = getADC();
mux++;
} while ( mux < 8 );
@ -775,16 +794,6 @@ int sampleColumn_8x( uint8_t column, uint16_t * buffer )
}
int sampleColumn( uint8_t column )
{
int rval = 0;
rval = sampleColumn_8x( column, samples );
return rval;
}
uint8_t testColumn( uint8_t strobe )
{
uint16_t db_delta = 0;
@ -805,11 +814,11 @@ uint8_t testColumn( uint8_t strobe )
{
// If the sample value of the problem key goes below full_avg (overall initial average)
// re-enable the key
if ( (db_sample = samples[mux] >> 1) < full_avg )
if ( (db_sample = samples[strobe][mux] >> 1) < full_avg )
{
info_msg("Re-enabling problem key: ");
printHex( key );
print("\n");
print( NL );
keys_problem[key] = 0;
}
@ -822,7 +831,7 @@ uint8_t testColumn( uint8_t strobe )
// Keypress detected
// db_sample (uint8_t), discard meaningless high bit, and garbage low bit
if ( (db_sample = samples[mux] >> 1) > (db_threshold = threshold) + (db_delta = delta) )
if ( (db_sample = samples[strobe][mux] >> 1) > (db_threshold = threshold) + (db_delta = delta) )
{
column |= bit;
@ -849,28 +858,29 @@ uint8_t testColumn( uint8_t strobe )
keys_debounce[key]++;
#define KEYSCAN_THRESHOLD_DEBUG
#ifdef KEYSCAN_THRESHOLD_DEBUG
// Debug message
// <key> [<strobe>:<mux>] : <sense val> : <delta + threshold> : <margin>
dbug_msg("0x");
printHex_op( key, 2 );
print(" [");
printInt8( strobe );
print(":");
printInt8( mux );
print("] : ");
printHex( db_sample ); // Sense
print(" : ");
printHex( db_threshold );
print("+");
printHex( db_delta );
print("=");
printHex( db_threshold + db_delta ); // Sense compare
print(" : ");
printHex( db_sample - ( db_threshold + db_delta ) ); // Margin
print("\n");
#endif
// Long form key debugging
if ( enableKeyDebug )
{
// Debug message
// <key> [<strobe>:<mux>] : <sense val> : <delta + threshold> : <margin>
dbug_msg("0x");
printHex_op( key, 2 );
print(" [");
printInt8( strobe );
print(":");
printInt8( mux );
print("] : ");
printHex( db_sample ); // Sense
print(" : ");
printHex( db_threshold );
print("+");
printHex( db_delta );
print("=");
printHex( db_threshold + db_delta ); // Sense compare
print(" : ");
printHex( db_sample - ( db_threshold + db_delta ) ); // Margin
print( NL );
}
}
}
// Clear debounce entry if no keypress detected
@ -904,90 +914,30 @@ uint8_t testColumn( uint8_t strobe )
}
void dump(void) {
#ifdef DEBUG_FULL_SAMPLES_AVERAGES
// we don't want to debug-out during the measurements.
if ( !dump_count )
void dumpSenseTable()
{
// Display the full strobe/sense table
for ( uint8_t strober = 0; strober < total_strobes; ++strober )
{
// Averages currently set per key
for ( int i = 0; i < KEY_COUNT; ++i )
{
if ( !(i & 0x0f) )
{
print("\n");
}
else if ( !(i & 0x07) )
{
print(" ");
}
uint8_t strobe = strobe_map[strober];
// For each mux, display sense:threshold:delta
for ( uint8_t mux = 0; mux < MUXES_COUNT; ++mux )
{
uint8_t delta = keys_averages[(strobe << MUXES_COUNT_XSHIFT) + mux];
uint8_t sample = samples[strobe][mux] >> 1; // TODO Make larger samples array (2d)
printHex_op( sample, 2 );
print(":");
printHex_op( threshold, 2 );
print(":");
printHex_op( delta, 2 );
print(" ");
printHex( keys_averages[i] );
}
print("\n");
// Previously read full ADC scans?
for ( int i = 0; i< KEY_COUNT; ++i)
{
if ( !(i & 0x0f) )
{
print("\n");
}
else if ( !(i & 0x07) )
{
print(" ");
}
print(" ");
printHex(full_samples[i]);
}
// New line for each strobe
print( NL );
}
#endif
#ifdef DEBUG_STROBE_SAMPLES_AVERAGES
// Per strobe information
uint8_t cur_strober = ze_strober;
print("\n");
printHex(cur_strober);
// Previously read ADC scans on current strobe
print(" :");
for ( uint8_t i = 0; i < MUXES_COUNT; ++i )
{
print(" ");
printHex(full_samples[(cur_strober << MUXES_COUNT_XSHIFT) + i]);
}
// Averages current set on current strobe
print(" :");
for ( uint8_t i = 0; i < MUXES_COUNT; ++i )
{
print(" ");
printHex(keys_averages[(cur_strober << MUXES_COUNT_XSHIFT) + i]);
}
#endif
#ifdef DEBUG_USB_KEYMAP
print("\n ");
// Current keymap values
for ( uint8_t i = 0; i < total_strobes; ++i )
{
printHex(cur_keymap[i]);
print(" ");
}
#endif
ze_strober++;
ze_strober &= 0xf;
dump_count++;
dump_count &= 0x0f;
}
@ -1017,3 +967,27 @@ void cliFunc_echo( char* args )
}
}
void cliFunc_keyDebug( char* args )
{
// Args ignored, just toggling
enableKeyDebug = enableKeyDebug ? 0 : 1;
}
void cliFunc_senseDebug( char* args )
{
// Parse code from argument
// NOTE: Only first argument is used
char* arg1Ptr;
char* arg2Ptr;
CLI_argumentIsolation( args, &arg1Ptr, &arg2Ptr );
// Default to a single print
senseDebugCount = 1;
// If there was an argument, use that instead
if ( *arg1Ptr != '\0' )
{
senseDebugCount = decToInt( arg1Ptr );
}
}

2
main.c
View File

@ -160,7 +160,7 @@ int main(void)
// Acquire Key Indices
// Loop continuously until scan_loop returns 0
cli();
//while ( scan_loop() );
while ( Scan_loop() );
sei();
// Run Macros over Key Indices and convert to USB Keys