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Implemented more characters #7

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32 changes: 30 additions & 2 deletions examples/TM1650_example01/TM1650_example01.ino
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Original file line number Diff line number Diff line change
Expand Up @@ -77,9 +77,37 @@ void loop()
}
}


d.displayString(" A");
d.setPosition(0, SEG_A);
delay(1000);
d.displayString(" B");
d.setPosition(0, SEG_B);
delay(1000);
d.displayString(" C");
d.setPosition(0, SEG_C);
delay(1000);
d.displayString(" D");
d.setPosition(0, SEG_D);
delay(1000);
d.displayString(" E");
d.setPosition(0, SEG_E);
delay(1000);
d.displayString(" F");
d.setPosition(0, SEG_F);
delay(1000);
d.displayString(" G");
d.setPosition(0, SEG_G);
delay(1000);
d.displayString(" DP");
d.setPosition(0, SEG_DP);
delay(1000);

if (d.displayRunning("AaBbCcDdEeFfGgHhIiJjKkLlMmNnOoPpQqRrSsTtUuVvWwXxYyZz")) {
while (d.displayRunningShift()) delay(500);
}
delay(2000);
}




1 change: 1 addition & 0 deletions keywords.txt
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Original file line number Diff line number Diff line change
Expand Up @@ -28,6 +28,7 @@ setPosition KEYWORD2
setDot KEYWORD2
getPosition KEYWORD2
getNumPositions KEYWORD2
displayChar KEYWORD2

#######################################
# Constants (LITERAL1)
Expand Down
57 changes: 57 additions & 0 deletions src/TM1650.h
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Original file line number Diff line number Diff line change
Expand Up @@ -27,6 +27,8 @@

//#define TM1650_USE_PROGMEM

#define REPLACE_NON_EXISTING_CHARACTERS

#ifdef TM1650_USE_PROGMEM
#if (defined(__AVR__))
#include <avr\pgmspace.h>
Expand All @@ -49,6 +51,22 @@
#define TM1650_MIN_BRIGHT 0
#define TM1650_MAX_BRIGHT 7

#define SEG_A 0b00000001
#define SEG_B 0b00000010
#define SEG_C 0b00000100
#define SEG_D 0b00001000
#define SEG_E 0b00010000
#define SEG_F 0b00100000
#define SEG_G 0b01000000
#define SEG_DP 0b10000000
// A
// ---
// F | | B
// -G-
// E | | C
// ---
// D . DP

#ifndef TM1650_USE_PROGMEM
const byte TM1650_CDigits[128] {
#else
Expand Down Expand Up @@ -80,6 +98,7 @@ class TM1650 {
void setBrightness(unsigned int aValue = TM1650_MAX_BRIGHT);
void setBrightnessGradually(unsigned int aValue = TM1650_MAX_BRIGHT);
inline unsigned int getBrightness() { return iBrightness; };
void displayChar(char aString, int pos);

void controlPosition(unsigned int aPos, byte aValue);
void setPosition(unsigned int aPos, byte aValue);
Expand Down Expand Up @@ -263,6 +282,16 @@ void TM1650::displayString(char *aString)
iBuffer[i] = TM1650_CDigits[a];
#else
iBuffer[i] = pgm_read_byte_near(TM1650_CDigits + a);
#endif
#ifdef REPLACE_NON_EXISTING_CHARACTERS
if(a=='m'||a=='M'){
setPosition(i,SEG_E|SEG_F|SEG_A|SEG_B|SEG_C);
} else if(a=='k'||a=='K'){
setPosition(i,SEG_E|SEG_F|SEG_G);
} else if(a=='i') {
setPosition(i,SEG_C);
}
else
#endif
if (a) {
Wire.beginTransmission(TM1650_DISPLAY_BASE+i);
Expand All @@ -275,6 +304,34 @@ void TM1650::displayString(char *aString)
}
}

/** Display a single character on the display
* aString = character array to be displayed
* i = digit position
*
* Internal buffer is updated as well
* Only first N positions of the string are displayed if
* the string is longer than the number of digits
@new
*/
void TM1650::displayChar(char aString, int i)
{
if (!iActive) return;
if(i<iNumDigits){
byte a = ((byte) aString) & 0b01111111;
byte dot = ((byte) aString) & 0b10000000;
#ifndef TM1650_USE_PROGMEM
iBuffer[i] = TM1650_CDigits[a];
#else
iBuffer[i] = pgm_read_byte_near(TM1650_CDigits + a);
#endif
if (a) {
Wire.beginTransmission(TM1650_DISPLAY_BASE+i);
Wire.write(iBuffer[i] | dot);
Wire.endTransmission();
}
}
}

/** Display string on the display in a running fashion
* aString = character array to be displayed
*
Expand Down