//******************************************************************
// output of flux voltage for 1-2 diodes in row 2
// bcdnum = Numbers of both Diodes:
// higher 4 Bit number of first Diode
// lower 4 Bit number of second Diode (Structure diodes[nn])
// if number >= 3 no output is done
void UfAusgabe(uint8_t bcdnum) {
if (ResistorsFound > 0) { //also Resistor(s) found
lcd_space();
lcd_data(LCD_CHAR_RESIS3); // special symbol or R
}
lcd_line2(); //2. row
lcd_MEM_string(Uf_str); //"Uf="
mVAusgabe(bcdnum >> 4);
mVAusgabe(bcdnum & 0x0f);
}
//begin of transistortester program
int main(void) {
uint8_t ii;
unsigned int max_time;
#ifdef SEARCH_PARASITIC
unsigned long n_cval; // capacitor value of NPN B-E diode, for deselecting the parasitic Transistor
int8_t n_cpre; // capacitor prefix of NPN B-E diode
#endif
#ifdef WITH_GRAPHICS
unsigned char options;
#endif
uint8_t vak_diode_nr; // number of the protection diode of BJT
union {
uint16_t pw;
uint8_t pb[2];
} rpins;
uint8_t x, y, z;
//switch on
ON_DDR = (1<<ON_PIN); // switch to output
ON_PORT = (1<<ON_PIN); // switch power on
#ifndef PULLUP_DISABLE
RST_PORT |= (1<<RST_PIN); // enable internal Pullup for Start-Pin
#endif
uint8_t tmp;
//ADC-Init
ADCSRA = (1<<ADEN) | AUTO_CLOCK_DIV; //prescaler=8 or 64 (if 8Mhz clock)
#ifdef __AVR_ATmega8__
// #define WDRF_HOME MCU_STATUS_REG
#define WDRF_HOME MCUCSR
#else
#define WDRF_HOME MCUSR
#if FLASHEND > 0x3fff
// probably was a bootloader active, disable the UART
UCSR0B = 0; // disable UART, if started with bootloader
#endif
#endif
wait500ms();
#if (PROCESSOR_TYP == 644) || (PROCESSOR_TYP == 1280)
#define BAUD_RATE 9600
// UBRR0H = (F_CPU / 16 / BAUD_RATE - 1) >> 8;
// UBRR0L = (F_CPU / 16 / BAUD_RATE - 1) & 0xff;
// UCSR0B = (1<<TXEN0);
// UCSR0C = (1<<USBS0) | (3<<UCSZ00); // 2 stop bits, 8-bit
// while (!(UCSR0A & (1<<UDRE0))) { }; // wait for send data port ready
#ifdef SWUART_INVERT
SERIAL_PORT &= ~(1<<SERIAL_BIT);
#else
SERIAL_PORT |= (1<<SERIAL_BIT);
#endif
SERIAL_DDR |= (1<<SERIAL_BIT);
#endif
tmp = (WDRF_HOME & ((1<<WDRF))); // save Watch Dog Flag
WDRF_HOME &= ~(1<<WDRF); //reset Watch Dog flag
wdt_disable(); // disable Watch Dog
#ifndef INHIBIT_SLEEP_MODE
// switch off unused Parts
#if PROCESSOR_TYP == 644
#ifdef PRUSART1
PRR0 = (1<<PRTWI) | (1<<PRSPI) | (1<<PRUSART1);
#else
PRR0 = (1<<PRTWI) | (1<<PRSPI) ;
#endif
// PRR1 = (1<<PRTIM3) ;
#elif PROCESSOR_TYP == 1280
PRR0 = (1<<PRTWI) | (1<<PRSPI) | (1<<PRUSART1);
PRR1 = (1<<PRTIM5) | (1<<PRTIM4) | (1<<PRTIM3) | (1<<PRUSART3) | (1<<PRUSART2) | (1<<PRUSART3);
#else
PRR = (1<<PRTWI) | (1<<PRSPI) | (1<<PRUSART0);
#endif
// disable digital inputs of Analog pins, but TP1-3 digital inputs must be left enabled for VGS measurement
DIDR0 = ((1<<ADC5D) | (1<<ADC4D) | (1<<ADC3D) | (1<<ADC2D) | (1<<ADC1D) | (1<<ADC0D)) & ~((1<<TP3) | (1<<TP2) | (1<<TP1));
TCCR2A = (0<<WGM21) | (0<<WGM20); // Counter 2 normal mode
TCCR2B = CNTR2_PRESCALER; //prescaler set in autoconf
#endif /* INHIBIT_SLEEP_MODE */
sei(); // enable interrupts
lcd_init(); //initialize LCD
// ADC_PORT = TXD_VAL;
// ADC_DDR = TXD_MSK;
if(tmp) {
// check if Watchdog-Event
// this happens, if the Watchdog is not reset for 2s
// can happen, if any loop in the Program doen't finish.
lcd_line1();
lcd_MEM_string(TestTimedOut); //Output Timeout
wait_about3s(); // time to read the Timeout message
switch_tester_off();
return 0;
}
#ifdef PULLUP_DISABLE
#ifdef __AVR_ATmega8__
SFIOR = (1<<PUD); // disable Pull-Up Resistors mega8
#else
MCUCR = (1<<PUD); // disable Pull-Up Resistors mega168 family
#endif
#endif
//#if POWER_OFF+0 > 1
// tester display time selection
#ifndef USE_EEPROM
EE_check_init(); // init EEprom, if unset
#endif
#ifdef WITH_ROTARY_SWITCH
// rotary_switch_present = eeprom_read_byte(&EE_RotarySwitch);
rotary.ind = ROT_MSK+1; //initilize state history with next call of check_rotary()
#endif
#ifdef WITH_HARDWARE_SERIAL
// ii = 60;
ii = 30;
#else
#if 1
for (ii=0; ii<60; ii++) {
if (RST_PIN_REG & (1 << RST_PIN))
break; // button is released
wait_about10ms();
}
#else
ii = 0;
if (!(RST_PIN_REG & (1<<RST_PIN))) {
// key is still pressed
ii = wait_for_key_ms(700);
}
#endif
display_time = OFF_WAIT_TIME; // LONG_WAIT_TIME for single mode, else SHORT_WAIT_TIME
if (ii > 30) {
display_time = LONG_WAIT_TIME; // ... set long time display anyway
}
#endif // WITH_HARDWARE_SERIAL
#if POWER_OFF+0 > 1
empty_count = 0;
mess_count = 0;
#endif
ADCconfig.RefFlag = 0;
Calibrate_UR(); // get Ref Voltages and Pin resistance
#ifdef WDT_enabled
wdt_enable(WDTO_2S); //Watchdog on
#endif
#ifdef WITH_MENU
if (ii >= 60) {
while(function_menu()); // selection of function
}
#endif
//*****************************************************************
//Entry: if start key is pressed before shut down
loop_start:
#if ((LCD_ST_TYPE == 7565) || (LCD_ST_TYPE == 1306))
lcd_command(CMD_DISPLAY_ON);
lcd_command(CMD_SET_ALLPTS_NORMAL); // 0xa4
#endif
lcd_clear(); // clear the LCD
ADC_DDR = TXD_MSK; // activate Software-UART
init_parts(); // reset parts info to nothing found
Calibrate_UR(); // get Ref Voltages and Pin resistance
lcd_line1(); // Cursor to 1. row, column 1
#ifdef BAT_CHECK
// Battery check is selected
Battery_check();
#else
lcd_MEM_string(VERSION_str); // if no Battery check, Version .. in row 1
#endif /* BAT_CHECK */
// begin tests
#if FLASHEND > 0x1fff
if (WithReference) {
/* 2.5V precision reference is checked OK */
#if POWER_OFF+0 > 1
if ((mess_count == 0) && (empty_count == 0))
#endif
{
/* display VCC= only first time */
lcd_line2();
lcd_MEM_string(VCC_str); // VCC=
Display_mV(ADCconfig.U_AVCC,3); // Display 3 Digits of this mV units
lcd_refresh(); // write the pixels to display, ST7920 only
wait_about1s(); // time to read the VCC= message
}
}
#endif
#ifdef WITH_VEXT
unsigned int Vext;
// show the external voltage
while (!(RST_PIN_REG & (1<<RST_PIN))) {
lcd_clear_line2();
lcd_MEM_string(Vext_str); // Vext=
ADC_DDR = 0; //deactivate Software-UART
Vext = W5msReadADC(TPext); // read external voltage
// ADC_DDR = TXD_MSK; //activate Software-UART
uart_newline(); // MAURO replaced uart_putc(' ') by uart_newline(), 'Z'
#if EXT_NUMERATOR <= (0xffff/U_VCC)
Display_mV(Vext*EXT_NUMERATOR/EXT_DENOMINATOR,3); // Display 3 Digits of this mV units
#else
DisplayValue((unsigned long)Vext*EXT_NUMERATOR/EXT_DENOMINATOR,-3,'V',3); // Display 3 Digits of this mV units
#endif
lcd_refresh(); // write the pixels to display, ST7920 only
wait_about300ms(); // delay to read the Vext= message
}
#endif /* WITH_VEXT */
#ifndef DebugOut
lcd_line2(); //LCD position row 2, column 1
#endif
EntladePins(); // discharge all capacitors!
if(PartFound == PART_CELL) {
lcd_clear();
lcd_MEM_string(Cell_str); // display "Cell!"
#if FLASHEND > 0x3fff
lcd_line2(); // use LCD line 2
Display_mV(cell_mv[0],3);
lcd_space();
Display_mV(cell_mv[1],3);
lcd_space();
Display_mV(cell_mv[2],3);
#endif
#ifdef WITH_SELFTEST
lcd_refresh(); // write the pixels to display, ST7920 only
wait_about2s();
AutoCheck(0x11); // full Selftest with "Short probes" message
#endif
goto tt_end;
}
#ifdef WITH_SELFTEST
#ifdef AUTO_CAL
lcd_cursor_off();
UnCalibrated = (eeprom_read_byte(&c_zero_tab[3]) - eeprom_read_byte(&c_zero_tab[0]));
if (UnCalibrated != 0) {
// if calibrated, both c_zero_tab values are identical! c_zero_tab[3] is not used otherwise
lcd_cursor_on();
}
#endif
#ifdef WITH_MENU
AutoCheck(0x00); //check, if selftest should be done, only calibration
#else
AutoCheck(0x01); //check, if selftest should be done, full selftest without MENU
#endif
#endif
#if FLASHEND > 0x1fff
lcd_clear_line2(); //LCD position row2, column 1
#else
lcd_line2(); //LCD position row2, column 1
#endif
lcd_MEM_string(TestRunning); //String: testing...
lcd_refresh(); // write the pixels to display, ST7920 only
#ifdef WITH_UART
uart_putc(0x03); // ETX, start of new measurement
uart_newline(); // MAURO Added
#endif
//
// check all 6 combinations for the 3 pins
// High Low Tri
CheckPins(TP1, TP2, TP3);
CheckPins(TP2, TP1, TP3);
CheckPins(TP1, TP3, TP2);
CheckPins(TP3, TP1, TP2);
CheckPins(TP2, TP3, TP1);
CheckPins(TP3, TP2, TP1);
// Capacity measurement is only possible correctly with two Pins connected.
// A third connected pin will increase the capacity value!
// if(((PartFound == PART_NONE) || (PartFound == PART_RESISTOR) || (PartFound == PART_DIODE)) ) {
if(PartFound == PART_NONE) {
// If no part is found yet, check separate if is is a capacitor
#ifdef DebugOut
lcd_data('C');
#endif
EntladePins(); // discharge capacities
//measurement of capacities in all 3 combinations
ReadCapacity(TP3, TP1);
#ifdef DebugOut
lcd_data('K');
#endif
#if DebugOut != 10
ReadCapacity(TP3, TP2);
#ifdef DebugOut
lcd_data('K');
#endif
ReadCapacity(TP2, TP1);
#ifdef DebugOut
lcd_data('K');
#endif
#endif
}
#ifdef WITH_UJT
// check for UJT
if (PartFound==PART_DIODE
&& NumOfDiodes==2 // UJT is detected as 2 diodes E-B1 and E-B2...
// && ResistorsFound==1 // ...and a resistor B1-B2
&& diodes.Anode[0]==diodes.Anode[1] // check diodes have common anode
// && (unsigned char)(ResistorList[0]+diodes.Anode[0])==2 // and resistor is between cathodes
)
// note: there also exist CUJTs (complementary UJTs); they seem to be (even) rarer than UJTs, and are not supported for now
{
CheckUJT();
}
#endif /* defined WITH_UJT */
#ifdef WITH_XTAL
if (PartFound==PART_NONE || ((PartFound==PART_CAPACITOR) && (cap.cpre_max == -12))) {
// still not recognized anything? then check for ceramic resonator or crystal
// these tests are time-consuming, so we do them last, and only on TP1/TP3
sampling_test_xtal();
}
#endif
//All checks are done, output result to display
#ifdef DebugOut
// only clear two lines of LCD
lcd_clear_line1();
#else
lcd_clear(); // clear total display
#endif
_trans = &ntrans; // default transistor structure to show
if (PartFound == PART_THYRISTOR) {
#ifdef WITH_GRAPHICS
lcd_big_icon(THYRISTOR|LCD_UPPER_LEFT);
lcd_draw_trans_pins(-8, 16);
lcd_set_cursor(0,TEXT_RIGHT_TO_ICON); // position behind the icon, Line 1
lcd_MEM_string(Thyristor); //"Thyristor"
#else
lcd_MEM_string(Thyristor); //"Thyristor"
PinLayout(Cathode_char,'G','A'); // CGA= or 123=...
#endif
goto TyUfAusgabe;
}
if (PartFound == PART_TRIAC) {
#ifdef WITH_GRAPHICS
lcd_big_icon(TRIAC|LCD_UPPER_LEFT);
lcd_draw_trans_pins(-8, 16);
lcd_set_cursor(0,TEXT_RIGHT_TO_ICON); // position behind the icon, Line 1
lcd_MEM_string(Triac); //"Triac"
#else
lcd_MEM_string(Triac); //"Triac"
PinLayout('1','G','2'); // CGA= or 123=...
#endif
goto TyUfAusgabe;
}
#ifdef WITH_PUT
if (PartFound == PART_PUT) {
static const unsigned char PUT_str[] MEM_TEXT = "PUT";
lcd_MEM_string(PUT_str);
_trans=&ptrans;
PinLayout('A','G',Cathode_char);
goto TyUfAusgabe;
}
#endif
#ifdef WITH_UJT
if (PartFound == PART_UJT) {
static const unsigned char UJT_str[] MEM_TEXT = "UJT";
lcd_MEM_string(UJT_str);
PinLayout('1','E','2');
#ifdef SamplingADC
static const unsigned char eta_str[] MEM_TEXT = " eta=";
lcd_next_line(0);
ResistorChecked[ntrans.e - TP_MIN + ntrans.c - TP_MIN - 1] = 0; // forget last resistance measurement
GetResistance(ntrans.c, ntrans.e); // resistor value is in ResistorVal[resnum]
DisplayValue(ResistorVal[ntrans.e - TP_MIN + ntrans.c - TP_MIN - 1],-1,LCD_CHAR_OMEGA,2);
lcd_MEM_string(eta_str); //"eta="
DisplayValue(ntrans.gthvoltage,0,'%',3);
#else /* ! SamplingADC */
static const unsigned char R12_str[] MEM_TEXT = "R12=";
lcd_next_line(0);
lcd_MEM_string(R12_str); //"R12="
DisplayValue(ResistorVal[ntrans.e - TP_MIN + ntrans.c - TP_MIN - 1],-1,LCD_CHAR_OMEGA,2);
lcd_data(',');
DisplayValue(((RR680PL * (unsigned long)(ADCconfig.U_AVCC - ntrans.uBE)) / ntrans.uBE)-RRpinPL,-1,LCD_CHAR_OMEGA,3);
#endif /* SamplingADC */
goto tt_end;
}
#endif /* WITH_UJT */
if (PartFound == PART_CAPACITOR) {
#if FLASHEND > 0x3fff
if ((cap.ca + cap.cb) == (TP1 + TP3)) {
show_Cap13(); // repeated capacity measurement
goto shut_off; // key was pressed or timeout
}
show_cap(0); // show capacity in normal way and measure additional parameters
#else
show_cap_simple(); // show capacity in normal way and measure additional parameters
#endif
goto tt_end;
} /* end PartFound == PART_CAPACITOR */
#ifdef WITH_XTAL
if (PartFound == PART_CERAMICRESONATOR) {
// static const unsigned char cerres_str[] MEM_TEXT = "Cer.resonator ";
lcd_MEM_string(cerres_str);
if (sampling_measure_xtal()) goto loop_start;
goto tt_end;
}
if (PartFound == PART_XTAL) {
// static const unsigned char xtal_str[] MEM_TEXT = "Crystal ";
lcd_MEM_string(xtal_str);
if (sampling_measure_xtal()) goto loop_start;
goto tt_end;
}
#endif
// ========================================
if(PartFound == PART_DIODE) {
// ========================================
if(NumOfDiodes == 1) { //single Diode
// lcd_MEM_string(Diode); //"Diode: "
#if FLASHEND > 0x1fff
// enough memory (>8k) to sort the pins and additional Ir=
DiodeSymbol_withPins(0);
GetIr(diodes.Cathode[0],diodes.Anode[0]); // measure and output Ir=x.xuA
#else
// too less memory to sort the pins
DiodeSymbol_withPins(0);
#endif
UfAusgabe(0x70); // mark for additional resistor and output Uf= in line 2
#ifndef SamplingADC
/* load current of capacity is (5V-1.1V)/(470000 Ohm) = 8298nA */
ReadCapacity(diodes.Cathode[0],diodes.Anode[0]); // Capacity opposite flow direction
if (cap.cpre < -3) { /* capacity is measured */
#if (LCD_LINES > 2)
lcd_line3(); // output Capacity in line 3
#endif
lcd_MEM_string(Cap_str); //"C="
#if LCD_LINE_LENGTH > 16
DisplayValue(cap.cval,cap.cpre,'F',3);
#else
DisplayValue(cap.cval,cap.cpre,'F',2);
#endif
}
#else // SamplingADC
showdiodecap:
cap.cval=sampling_cap(diodes.Cathode[0],diodes.Anode[0],0); // at low voltage
lcd_next_line_wait(0); // next line, wait 5s and clear line 2
DisplayValue(cap.cval,sampling_cap_pre,'F',2);
#ifdef PULLUP_DISABLE
lcd_data('-');
cap.cval=sampling_cap(diodes.Cathode[0],diodes.Anode[0],1); // at high voltage
if (cap.cval < 0) cap.cval = 0; // don't show negativ value
DisplayValue(cap.cval,sampling_cap_pre,'F',2);
#if LCD_LINE_LENGTH > 16
lcd_MEM_string(AT05volt); // " @0-5V"
#else
lcd_MEM_string(AT05volt+1); // "@0-5V"
#endif
uart_newline(); // MAURO Diode ('A')
#else
#warning Capacity measurement from high to low not possible for diodes without PULLUP_DISABLE option!
#endif /* PULLUP_DISABLE */
#endif
goto end3;
} else if(NumOfDiodes == 2) { // double diode
lcd_data('2');
lcd_MEM_string(Dioden); //"diodes "
if(diodes.Anode[0] == diodes.Anode[1]) { //Common Anode
DiodeSymbol_CpinApin(0); // 1-|<-2
DiodeSymbol_ACpin(1); // ->|-3
UfAusgabe(0x01);
#ifdef SamplingADC
goto showdiodecap; // double diodes are often varicap; measure capacitance of one of them
#else
goto end3;
#endif
}
if(diodes.Cathode[0] == diodes.Cathode[1]) { //Common Cathode
DiodeSymbol_ApinCpin(0); // 1->|-2
DiodeSymbol_CApin(1); // -|<-3
UfAusgabe(0x01);
#ifdef SamplingADC
goto showdiodecap; // double diodes are often varicap; measure capacitance of one of them
#else
goto end3;
#endif
// else if ((diodes.Cathode[0] == diodes.Anode[1]) && (diodes.Cathode[1] == diodes.Anode[0]))
}
if (diodes.Cathode[0] == diodes.Anode[1]) {
// normaly two serial diodes are detected as three diodes, but if the threshold is high
// for both diodes, the third diode is not detected.
// can also be Antiparallel
diode_sequence = 0x01; // 0 1
SerienDiodenAusgabe();
goto end3;
}
if (diodes.Cathode[1] == diodes.Anode[0]) {
diode_sequence = 0x10; // 1 0
SerienDiodenAusgabe();
goto end3;
}
} else if(NumOfDiodes == 3) {
//Serial of 2 Diodes; was detected as 3 Diodes
diode_sequence = 0x33; // 3 3
/* Check for any constellation of 2 serial diodes:
Only once the pin No of anyone Cathode is identical of another anode.
two diodes in series is additionally detected as third big diode.
*/
if (diodes.Cathode[0] == diodes.Anode[1]) {
diode_sequence = 0x01; // 0 1
}
if (diodes.Anode[0] == diodes.Cathode[1]) {
diode_sequence = 0x10; // 1 0
}
if (diodes.Cathode[0] == diodes.Anode[2]) {
diode_sequence = 0x02; // 0 2
}
if (diodes.Anode[0] == diodes.Cathode[2]) {
diode_sequence = 0x20; // 2 0
}
if (diodes.Cathode[1] == diodes.Anode[2]) {
diode_sequence = 0x12; // 1 2
}
if (diodes.Anode[1] == diodes.Cathode[2]) {
diode_sequence = 0x21; // 2 1
}
// if((ptrans.b<3) && (ptrans.c<3))
if(diode_sequence < 0x22) {
lcd_data('3');
lcd_MEM_string(Dioden); //"Diodes "
SerienDiodenAusgabe();
goto end3;
}
} // end (NumOfDiodes == 3)
lcd_MEM_string(Bauteil); //"Bauteil"
lcd_MEM_string(Unknown); //" unbek."
lcd_line2(); //2. row
lcd_data(NumOfDiodes + '0');
lcd_data('*');
lcd_MEM_string(AnKat_str); //"->|-"
lcd_MEM_string(Detected); //" detected"
goto not_known;
// end (PartFound == PART_DIODE)
// ========================================
} else if (PartFound == PART_TRANSISTOR) {
// ========================================
#ifdef SEARCH_PARASITIC
if ((ptrans.count != 0) && (ntrans.count !=0)) {
// Special Handling of NPNp and PNPn Transistor.
// If a protection diode is built on the same structur as the NPN-Transistor,
// a parasitic PNP-Transistor will be detected.
ReadCapacity(ntrans.e, ntrans.b); // read capacity of NPN base-emitter
n_cval = cap.cval; // save the found capacity value
n_cpre = cap.cpre; // and dimension
ReadCapacity(ptrans.b, ptrans.e); // read capacity of PNP base-emitter
// check if one hfe is very low. If yes, simulate a very low BE capacity
if ((ntrans.hfe < 500) && (ptrans.hfe >= 500)) n_cpre = -16; // set NPN BE capacity to low value
if ((ptrans.hfe < 500) && (ntrans.hfe >= 500)) cap.cpre = -16; // set PNP BE capacity to low value
if (((n_cpre == cap.cpre) && (cap.cval > n_cval))
|| (cap.cpre > n_cpre)) {
// the capacity value or dimension of the PNP B-E is greater than the NPN B-E
PartMode = PART_MODE_PNP;
} else {
PartMode = PART_MODE_NPN;
}
} /* end ((ptrans.count != 0) && (ntrans.count !=0)) */
#endif
// not possible for mega8, change Pin sequence instead.
if ((ptrans.count != 0) && (ntrans.count != 0)
&& (!(RST_PIN_REG & (1 << RST_PIN)))) {
// if the Start key is still pressed, use the other Transistor
#if 0
if (PartMode == PART_MODE_NPN) {
PartMode = PART_MODE_PNP; // switch to parasitic transistor
} else {
PartMode = PART_MODE_NPN; // switch to parasitic transistor
}
#else
PartMode ^= (PART_MODE_PNP - PART_MODE_NPN);
#endif
}
#ifdef WITH_GRAPHICS
lcd_set_cursor(0,TEXT_RIGHT_TO_ICON); // position behind the icon, Line 1
lcd_big_icon(BJT_NPN|LCD_UPPER_LEFT); // show the NPN Icon at lower left corner
if(PartMode == PART_MODE_NPN) {
// _trans = &ntrans; is allready selected a default
lcd_MEM_string(NPN_str); //"NPN "
if (ptrans.count != 0) {
lcd_data('p'); // mark for parasitic PNp
}
} else {
_trans = &ptrans; // change transistor structure
lcd_update_icon(bmp_pnp); // update for PNP
lcd_MEM_string(PNP_str); //"PNP "
if (ntrans.count != 0) {
lcd_data('n'); // mark for parasitic NPn
}
}
#else /* only character display */
if(PartMode == PART_MODE_NPN) {
// _trans = &ntrans; is allready selected a default
lcd_MEM_string(NPN_str); //"NPN "
if (ptrans.count != 0) {
lcd_data('p'); // mark for parasitic PNp
}
} else {
_trans = &ptrans; // change transistor structure
lcd_MEM_string(PNP_str); //"PNP "
if (ntrans.count != 0) {
lcd_data('n'); // mark for parasitic NPn
}
}
lcd_space();
#endif
// show the protection diode of the BJT
vak_diode_nr = search_vak_diode();
if (vak_diode_nr < 5) {
// no side of the diode is connected to the base, this must be the protection diode
#ifdef WITH_GRAPHICS
options = 0;
if (_trans->c != diodes.Anode[vak_diode_nr])
options |= OPT_VREVERSE;
lcd_update_icon_opt(bmp_vakdiode,options); // show the protection diode right to the Icon
#else /* only character display, show the diode in correct direction */
char an_cat; // diode is anode-cathode type
an_cat = 0;
#ifdef EBC_STYLE
#if EBC_STYLE == 321
// Layout with 321= style
an_cat = (((PartMode == PART_MODE_NPN) && (ntrans.c < ntrans.e)) ||
((PartMode != PART_MODE_NPN) && (ptrans.c > ptrans.e)));
#else
// Layout with EBC= style
an_cat = (PartMode == PART_MODE_NPN);
#endif
#else
// Layout with 123= style
an_cat = (((PartMode == PART_MODE_NPN) && (ntrans.c > ntrans.e))
|| ((PartMode != PART_MODE_NPN) && (ptrans.c < ptrans.e)));
#endif
if (an_cat) {
lcd_MEM_string(AnKat_str); //"->|-"
} else {
lcd_MEM_string(KatAn_str); //"-|<-"
}
#endif /* !WITH_GRAPHICS */
} /* endif vak_diode_nr < 6 */
#ifdef WITH_GRAPHICS
lcd_draw_trans_pins(-7, 16); // show the pin numbers
lcd_next_line(TEXT_RIGHT_TO_ICON); // position behind the icon, Line 2
lcd_MEM_string(hfe_str); //"B=" (hFE)
DisplayValue(_trans->hfe,-2,0,3);
lcd_next_line(TEXT_RIGHT_TO_ICON+1-LOW_H_SPACE); // position behind the icon+1, Line 3
lcd_data('I');
if (_trans->current >= 10000) {
lcd_data('e'); // emitter current has 10mA offset
_trans->current -= 10000;
} else {
lcd_data('c');
}
lcd_equal(); // lcd_data('=');
DisplayValue16(_trans->current,-6,'A',2); // display Ic or Ie current
lcd_next_line(TEXT_RIGHT_TO_ICON); // position behind the icon, Line 4
lcd_MEM_string(Ube_str); //"Ube="
Display_mV(_trans->uBE,3-LOW_H_SPACE);
last_line_used = 1;
#ifdef SHOW_ICE
if (_trans->ice0 > 0) {
lcd_next_line_wait(TEXT_RIGHT_TO_ICON-1-LOW_H_SPACE); // position behind the icon, Line 4 & wait and clear last line
lcd_MEM2_string(ICE0_str); // "ICE0="
DisplayValue16(_trans->ice0,-6,'A',2); // display ICEO
}
if (_trans->ices > 0) {
lcd_next_line_wait(TEXT_RIGHT_TO_ICON-1-LOW_H_SPACE); // position behind the icon, Line 4 & wait and clear last line
lcd_MEM2_string(ICEs_str); // "ICEs="
DisplayValue16(_trans->ices,-6,'A',2); // display ICEs
}
#endif
#else /* character display */
PinLayout('E','B','C'); // EBC= or 123=...
lcd_line2(); //2. row
lcd_MEM_string(hfe_str); //"B=" (hFE)
DisplayValue(_trans->hfe,-2,0,3);
#if FLASHEND > 0x1fff
lcd_space();
lcd_data('I');
if (_trans->current >= 10000) {
lcd_data('e'); // emitter current has 10mA offset
_trans->current -= 10000;
} else {
lcd_data('c');
}
lcd_equal(); // lcd_data('=');
DisplayValue16(_trans->current,-6,'A',2); // display Ic or Ie current
#endif
#if defined(SHOW_ICE)
lcd_next_line_wait(0); // next line, wait 5s and clear line 2
lcd_MEM_string(Ube_str); //"Ube="
Display_mV(_trans->uBE,3);
if (_trans->ice0 > 0) {
lcd_next_line_wait(0); // next line, wait 5s and clear line 2
lcd_MEM2_string(ICE0_str); // "ICE0="
DisplayValue16(_trans->ice0,-6,'A',3);
}
if (_trans->ices > 0) {
lcd_next_line_wait(0); // next line, wait 5s and clear line 2
lcd_MEM2_string(ICEs_str); // "ICEs="
DisplayValue16(_trans->ices,-6,'A',3);
}
#endif
#endif /* WITH_GRAPHICS */
#ifdef SHOW_VAKDIODE
if (vak_diode_nr < 5) {
lcd_next_line_wait(0); // next line, wait 5s and clear line 2/4
DiodeSymbol_withPins(vak_diode_nr);
lcd_MEM_string(Uf_str); //"Uf="
mVAusgabe(vak_diode_nr);
uart_newline(); // MAURO not verified ('D')
} /* end if (vak_diode_nr < 5) */
#endif
#ifdef WITH_GRAPHICS
PinLayoutLine('E','B','C'); // Pin 1=E ...
uart_newline(); // MAURO OK BJT ('E')
#endif
goto tt_end;
// end (PartFound == PART_TRANSISTOR)
// ========================================
} else if (PartFound == PART_FET) { /* JFET or MOSFET */
// ========================================
#ifdef WITH_GRAPHICS
unsigned char fetidx = 0;
lcd_set_cursor(0,TEXT_RIGHT_TO_ICON); // position behind the icon, Line 1
#endif
if((PartMode&P_CHANNEL) == P_CHANNEL) {
lcd_data('P'); //P-channel
_trans = &ptrans;
#ifdef WITH_GRAPHICS
fetidx = 2;
#endif
} else {
lcd_data('N'); //N-channel
// _trans = &ntrans; is allready selected as default
}
lcd_data('-'); // minus is used for JFET, D-MOS, E-MOS ...
uint8_t part_code;
part_code = PartMode&0x0f;
#ifdef WITH_GRAPHICS
if (part_code == PART_MODE_JFET) {
lcd_MEM_string(jfet_str); //"JFET"
lcd_big_icon(N_JFET|LCD_UPPER_LEFT);
if (fetidx != 0) {
lcd_update_icon(bmp_p_jfet); // update the n_jfet bitmap to p_jfet
}
} else { // no JFET
if ((PartMode&D_MODE) == D_MODE) {
lcd_data('D'); // N-D or P-D
fetidx += 1;
} else {
lcd_data('E'); // N-E or P-E
}
if (part_code == (PART_MODE_IGBT)) {
lcd_MEM_string(igbt_str); //"-IGBT"
lcd_big_icon(N_E_IGBT|LCD_UPPER_LEFT);
if (fetidx == 1) lcd_update_icon(bmp_n_d_igbt);
if (fetidx == 2) lcd_update_icon(bmp_p_e_igbt);
if (fetidx == 3) lcd_update_icon(bmp_p_d_igbt);
} else {
lcd_MEM_string(mosfet_str); //"-MOS "
lcd_big_icon(N_E_MOS|LCD_UPPER_LEFT);
if (fetidx == 1) lcd_update_icon(bmp_n_d_mos);
if (fetidx == 2) lcd_update_icon(bmp_p_e_mos);
if (fetidx == 3) lcd_update_icon(bmp_p_d_mos);
}
} /* end PART_MODE_JFET */
#else /* normal character display */
if (part_code == PART_MODE_JFET) {
lcd_MEM_string(jfet_str); //"-JFET"
} else { // no JFET
if ((PartMode&D_MODE) == D_MODE) {
lcd_data('D'); // N-D or P-D
} else {
lcd_data('E'); // N-E or P-E
}
if (part_code == (PART_MODE_IGBT)) {
lcd_MEM_string(igbt_str); //"-IGBT"
} else {
lcd_MEM_string(mosfet_str); //"-MOS "
}
} /* end PART_MODE_JFET */
if (part_code == PART_MODE_IGBT) {
PinLayout('E','G','C'); // SGD= or 123=...
} else if (part_code == PART_MODE_JFET) {
PinLayout('?','G','?'); // ?G?= or 123=...
} else {
PinLayout('S','G','D'); // SGD= or 123=...
}
#endif /* WITH_GRAPHICS */
vak_diode_nr = search_vak_diode();
if(vak_diode_nr < 5) {
//MOSFET with protection diode; only with enhancement-FETs
#ifndef WITH_GRAPHICS
#if FLASHEND <= 0x1fff
char an_cat; // diode is anode-cathode type
an_cat = 0;
#ifdef EBC_STYLE
#if EBC_STYLE == 321
// layout with 321= style
an_cat = (((PartMode&P_CHANNEL) && (ptrans.c > ptrans.e)) || ((!(PartMode&P_CHANNEL)) && (ntrans.c < ntrans.e)));
#else
// Layout with SGD= style
an_cat = (PartMode&P_CHANNEL); /* N or P MOS */
#endif
#else /* EBC_STYLE not defined */
// layout with 123= style
an_cat = (((PartMode & P_CHANNEL) && (ptrans.c < ptrans.e))
|| ((!(PartMode & P_CHANNEL)) && (ntrans.c > ntrans.e)));
#endif /* end ifdef EBC_STYLE */
// show diode symbol in right direction (short form for less flash memory)
if (an_cat) {
lcd_data(LCD_CHAR_DIODE1); //show Diode symbol >|
} else {
lcd_data(LCD_CHAR_DIODE2); //show Diode symbol |<
}
#endif
#endif /* not WITH_GRAPHICS */
#ifdef WITH_GRAPHICS
options = 0;
if (_trans->c != diodes.Anode[vak_diode_nr])
options |= OPT_VREVERSE;
lcd_update_icon_opt(bmp_vakdiode,options); // update Icon with protection diode
#endif
} /* end if NumOfDiodes == 1 */
#ifdef WITH_GRAPHICS
lcd_draw_trans_pins(-7, 16); // update of pin numbers must be done after diode update
lcd_next_line(TEXT_RIGHT_TO_ICON); // position text behind the icon, Line 2
#if LCD_LINES > 6
lcd_next_line(TEXT_RIGHT_TO_ICON); // double line
#endif
if((PartMode&D_MODE) != D_MODE) { //enhancement-MOSFET
lcd_MEM_string(vt_str+1); // "Vt="
Display_mV(_trans->gthvoltage,2); //Gate-threshold voltage
//Gate capacity
ReadCapacity(_trans->b,_trans->e); //measure capacity
lcd_next_line(TEXT_RIGHT_TO_ICON); // position text behind the icon, Line 3
lcd_show_Cg(); // show Cg=xxxpF
#ifdef SHOW_R_DS
lcd_show_rds(TEXT_RIGHT_TO_ICON-1); // show RDS at column behind the icon -1
#endif
} else { /* depletion mode */
if ((PartMode&0x0f) != PART_MODE_JFET) { /* kein JFET */
ReadCapacity(_trans->b,_trans->e); //measure capacity
lcd_show_Cg(); // show Cg=xxxpF
#ifdef FET_Idss
} else { // it is a JFET
// display the I_DSS, if measured
if (_trans->uBE!=0) {
static const unsigned char str_Idss[] MEM_TEXT = "Idss=";
lcd_MEM_string(str_Idss);
DisplayValue16(_trans->uBE,-6,'A',2);
}
#endif
}
// set cursor below the icon
#define LINE_BELOW_ICON ((ICON_HEIGHT/8)/((FONT_HEIGHT+7)/8))
#if LCD_LINES > 6
lcd_set_cursor((LINE_BELOW_ICON + 1) * PAGES_PER_LINE,0);
#else
lcd_set_cursor(LINE_BELOW_ICON * PAGES_PER_LINE,0);
#endif
lcd_data('I');
#if (LCD_LINE_LENGTH > 17)
lcd_data('d');
#endif
lcd_equal(); // lcd_data('=');
DisplayValue16(_trans->current,-6,'A',2);
lcd_MEM_string(Vgs_str); // "@Vg="
Display_mV(_trans->gthvoltage,2); //Gate-threshold voltage
#ifdef SHOW_ICE
// Display also the cutoff gate voltage, idea from Pieter-Tjerk
if (_trans->ice0<4800) { // can't trust cutoff voltage if close to 5V supply voltage, since then the transistor may not have been cut off at all
lcd_next_line_wait(0);
lcd_data('I');
#if (LCD_LINE_LENGTH > 17)
lcd_data('d');
#endif
lcd_equal(); // lcd_data('=');
DisplayValue16(0,-5,'A',2);
lcd_MEM_string(Vgs_str); // "@Vg="
Display_mV(_trans->ice0,2); // cutoff Gate voltage
#endif
}
#ifdef SHOW_R_DS
lcd_show_rds(0); // show Drain-Source resistance RDS at column 0
#endif
} /* end of enhancement or depletion mode WITH_GRAPHICS */
#else /* character display */
if((PartMode&D_MODE) != D_MODE) { //enhancement-MOSFET
//Gate capacity
lcd_line2(); // line 2
ReadCapacity(_trans->b,_trans->e); //measure capacity
lcd_show_Cg(); // show Cg=xxxpF
lcd_MEM_string(vt_str); // " Vt="
Display_mV(_trans->gthvoltage,2); //Gate-threshold voltage
#ifdef SHOW_R_DS
lcd_show_rds(0); // show Drain-Source resistance RDS at column 0
#endif
} else {
// depletion
#if FLASHEND > 0x1fff
if ((PartMode&0x0f) != PART_MODE_JFET) { /* kein JFET */
lcd_next_line(0); // line 2
ReadCapacity(_trans->b,_trans->e); //measure capacity
lcd_show_Cg(); // show Cg=xxxpF
#ifdef FET_Idss
} else { // it is a JFET
// display the I_DSS, if measured
if (_trans->uBE!=0) {
lcd_next_line(0);
static const unsigned char str_Idss[] MEM_TEXT = "Idss=";
lcd_MEM_string(str_Idss);
DisplayValue16(_trans->uBE,-6,'A',2);
}
#endif
}
lcd_next_line_wait(0); // line 2 or 3, if possible & wait and clear last line
#endif
lcd_data('I'); // show I=xmA@Vg=y.yV at line 2 or 3
#if (LCD_LINE_LENGTH > 17)
lcd_data('d');
#endif
lcd_equal(); // lcd_data('=');
DisplayValue16(_trans->current,-6,'A',2);
lcd_MEM_string(Vgs_str); // "@Vg="
Display_mV(_trans->gthvoltage,2); //Gate-threshold voltage
#ifdef SHOW_ICE
// Display also the cutoff gate voltage, idea from Pieter-Tjerk
if (_trans->ice0<4800) { // can't trust cutoff voltage if close to 5V supply voltage, since then the transistor may not have been cut off at all
lcd_next_line_wait(0);
lcd_data('I');
#if (LCD_LINE_LENGTH > 17)
lcd_data('d');
#endif
lcd_equal(); // lcd_data('=');
DisplayValue16(0,-5,'A',2);
lcd_MEM_string(Vgs_str); // "@Vg="
Display_mV(_trans->ice0,2); // cutoff Gate voltage
}
#endif
#ifdef SHOW_R_DS
lcd_show_rds(0); // show Drain-Source resistance RDS at column 0
#endif
} /* end of enhancement or depletion mode */