91 lines
2.5 KiB
C++
91 lines
2.5 KiB
C++
#ifndef FLIPDOT_H
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#define FLIPDOT_H
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#include <Arduino.h>
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#define CHECK_BIT(var,pos) ((var) & (1<<(pos)))
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/*
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D7 - Ser (data)
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D5 - clock
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D1 - _OE
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D2 - latch
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D3 - _clear
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*/
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//Pins connected to Shift registers on own controller board
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#define PIN_SR_DATA 13
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#define PIN_SR_CLK 14
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#define PIN_SR_OE 27 //active low
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#define PIN_SR_LATCH 26
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//Pins connected to stuff on annax driver board
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#define PIN_DATA_DRVBRD 33
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#define PIN_CLK_DRVBRD 32
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#define PIN_RESET_DRVBRD 15
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//#define PIN_CLEAR 25 //active low
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#define PIN_DRIVE 25 //enables 12v to panels via transistor
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#define PIN_CLEAR 12 //connects CLEAR Pin from Annax board to GND (clears column)
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#define COLUMNBYTES 19 //4 columns per byte. one panel has 25 columns. (int)((numpanels*25)/4+1)
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//### Timings ###
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/* These values worked before okay:
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#define MICROS_DRIVEDOTSET 1500 //time dot will be powered for flipping to bright side. in microseconds. 700 sometimes flips too late
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#define MICROS_DRIVEDOTCLEAR 30000 //time dot will be powered for flipping to black. in microseconds. always flips at least a whole column. 10000 is too short. last value was 20000
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#define MICROS_SHIFTDELAY 50/2 //shift register clock (100/2 = 1/(100/1000000) Hz) .at 25/2 nothing is flipping!
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#define MICROS_SHIFT_LATCH 100 //latch high time for 595 (row drivers)
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*/
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//Slower values
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#define MICROS_DRIVEDOTSET 5000 //time dot will be powered for flipping to bright side. in microseconds. 700 sometimes flips too late
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#define MICROS_DRIVEDOTCLEAR 30000 //time dot will be powered for flipping to black. in microseconds. always flips at least a whole column. 10000 is too short. last value was 20000
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#define MICROS_SHIFTDELAY 100/2 //shift register clock (100/2 = 1/(100/1000000) Hz) .at 25/2 nothing is flipping!
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#define MICROS_SHIFT_LATCH 200 //latch high time for 595 (row drivers)
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class Flipdot
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{
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private:
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bool HBridgeOK();
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void resetColumns();
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void shiftOutSlow(uint8_t dataPin, uint8_t clockPin, uint8_t bitOrder, uint8_t val);
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uint16_t row; //controls shift registers on own controller pcb
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uint8_t col[COLUMNBYTES]; //column drivers and shift registers on annax pcb
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bool rowdata_msbfirst;
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bool column_reversed;
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public:
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Flipdot();
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void init();
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bool clearSelectedColumn();
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bool setSelectedDot();
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void selectColumnClear(uint8_t selcolumn);
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void selectColumnSet(uint8_t selcolumn);
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void selectColumn(uint8_t selcolumn, bool clear);
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void setRow(uint16_t _row);
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uint16_t getRow();
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void shiftDataRow();
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void shiftDataColumn();
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void setDisplayMirror(bool x, bool y);
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};
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#endif
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