// ----- Function Declarations -----
-void cliFunc_distRead ( char* args );
-void cliFunc_free ( char* args );
-void cliFunc_gaugeHelp ( char* args );
-void cliFunc_single ( char* args );
-void cliFunc_start ( char* args );
-void cliFunc_zeroForce ( char* args );
-void cliFunc_zeroPosition( char* args );
-
// ----- Variables -----
{
// Configuring Pins
pinSetup();
- init_errorLED();
-
- // Setup Output Module
- output_setup();
// Enable CLI
- init_cli();
+ CLI_init();
+
+ // Setup Modules
+ Output_setup();
+ Macro_setup();
+ //scan_setup();
// Setup ISR Timer for flagging a kepress send to USB
usbTimerSetup();
// Main Detection Loop
- uint8_t ledTimer = F_CPU / 1000000; // Enable LED for a short time
while ( 1 )
{
- // Setup the scanning module
- scan_setup();
-
- while ( 1 )
- {
- // Acquire Key Indices
- // Loop continuously until scan_loop returns 0
- cli();
- while ( scan_loop() );
- sei();
-
- // Run Macros over Key Indices and convert to USB Keys
- process_macros();
-
- // Send keypresses over USB if the ISR has signalled that it's time
- if ( !sendKeypresses )
- continue;
-
- // Send USB Data
- usb_send();
+ // Process CLI
+ CLI_process();
- // Clear sendKeypresses Flag
- sendKeypresses = 0;
+ // Acquire Key Indices
+ // Loop continuously until scan_loop returns 0
+ cli();
+ //while ( scan_loop() );
+ sei();
- // Indicate Error, if valid
- errorLED( ledTimer );
+ // Run Macros over Key Indices and convert to USB Keys
+ Macro_process();
- if ( ledTimer > 0 )
- ledTimer--;
- }
+ // Send keypresses over USB if the ISR has signalled that it's time
+ if ( !sendKeypresses )
+ continue;
- // Loop should never get here (indicate error)
- ledTimer = 255;
+ // Send USB Data
+ Output_send();
- // HID Debug Error message
- erro_print("Detection loop error, this is very bad...bug report!");
+ // Clear sendKeypresses Flag
+ sendKeypresses = 0;
}
}
// ----- CLI Command Functions -----
-uint32_t readDistanceGauge()
-{
- // Setup distance read parameters for iGaging Distance Scale
- // freq = 9kHz
- // duty_cycle = 20%
- // high_delay = (1/freq) * (duty_cycle/100)
- // low_delay = (1/freq) * ((100-duty_cycle)/100)
- uint8_t bits = 21; // 21 clock pulses, for 21 bits
- uint32_t high_delay = 22; // Clock high time per pulse
- uint32_t low_delay = 89; // Clock low time per pulse
-
- // Data
- uint32_t distInput = 0;
-
- // Make sure clock is low initially
- GPIOC_PCOR |= (1<<2); // Set Clock low
-
- // Scan each of the bits
- for ( uint8_t bit = 0; bit < bits; bit++ )
- {
- // Begin clock pulse
- GPIOC_PSOR |= (1<<2); // Set Clock high
-
- // Delay for duty cycle
- delayMicroseconds( high_delay );
-
- // End clock pulse
- GPIOC_PCOR |= (1<<2); // Set Clock low
-
- // Read Data Bit
- distInput |= GPIOC_PDIR & (1<<1) ? (1 << bit) : 0;
-
- // Delay for duty cycle
- delayMicroseconds( low_delay );
- }
-
- return distInput;
-}
-
-void cliFunc_distRead( char* args )
-{
- // Parse number from argument
- // NOTE: Only first argument is used
- char* arg1Ptr;
- char* arg2Ptr;
- argumentIsolation_cli( args, &arg1Ptr, &arg2Ptr );
-
- // Convert the argument into an int
- int read_count = decToInt( arg1Ptr ) + 1;
-
- // If no argument specified, default to 1 read
- if ( *arg1Ptr == '\0' )
- {
- read_count = 2;
- }
-
- // Repeat reading as many times as specified in the argument
- print( NL );
- while ( --read_count > 0 )
- {
- // Prepare to print output
- info_msg("Distance: ");
-
- // Data
- uint32_t distInput = readDistanceGauge();
-
- // Output result
- printInt32( distInput );
-
- // Convert to mm
- // As per http://www.shumatech.com/web/21bit_protocol?page=0,1
- // 21 bits is 2560 CPI (counts per inch) (C/inch)
- // 1 inch is 25.4 mm
- // 2560 / 25.4 = 100.7874016... CPMM (C/mm)
- // Or
- // 1 count is 1/2560 = 0.000390625... inches
- // 1 count is (1/2560) * 25.4 = 0.00992187500000000 mm = 9.92187500000000 um = 9921.87500000000 nm
- // Since there are 21 bits (2 097 152 positions) converting to um is possible by multiplying by 1000
- // which is 2 097 152 000, and within 32 bits (4 294 967 295).
- // However, um is still not convenient, so 64 bits (18 446 744 073 709 551 615) is a more accurate alternative.
- // For each nm there are 2 097 152 000 000 positions.
- // And for shits:
- // mm is 2 097 152 : 0.009 921 875 000 mm : 32 bit
- // um is 2 097 152 000 : 9.921 875 000 um : 32 bit (ideal acc. for 32 bit)
- // nm is 2 097 152 000 000 : 9 921.875 000 nm : 64 bit
- // pm is 2 097 152 000 000 000 : 9 921 875.000 pm : 64 bit (ideal acc. for 64 bit)
-
- // XXX Apparently shumatech was sorta wrong about the 21 bits of usage
- // Yes there are 21 bits, but the values only go from ~338 to ~30681 which is less than 16 bits...
- // This means that the conversion at NM can use 32 bits :D
- // It's been noted that the multiplier should be 100.6 (and that it could vary from scale to scale)
- uint32_t distNM = distInput * 9921;;
- uint32_t distUM = distNM / 1000;
- uint32_t distMM = distUM / 1000;
-
- print(" ");
- printInt32( distMM );
- print(" mm ");
- printInt32( distUM );
- print(" um ");
- printInt32( distNM );
- print(" nm ");
-
- print( NL );
-
- // Only delay if still counting
- if ( read_count > 1 )
- delay( 50 );
- }
-}
-
-
-void cliFunc_free( char* args )
-{
-}
-
-
-void cliFunc_gaugeHelp( char* args )
-{
-}
-
-
-void cliFunc_single( char* args )
-{
-}
-
-
-void cliFunc_start( char* args )
-{
-}
-
-
-void cliFunc_zeroForce( char* args )
-{
-}
-
-
-void cliFunc_zeroPosition( char* args )
-{
-}
projects / kiibohd-controller.git / blobdiff