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36 lines
1.1 KiB
C
36 lines
1.1 KiB
C
//
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// Created by lacko on 02/03/2022.
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//
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#ifndef _PT6302_H_
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#define _PT6302_H_
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/* PT6302 timing constants, all in usec */
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#define TCW 1 //CLKB pulse width
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#define TDOFF 8 //Data processing time
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#define DTCSH 16 //time difference between tDOFF and tCSH
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#define TPRZ 100 //VDD rise time
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#define TWRSTB 1 //RSTB pulse width
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#define RSTpin (uint8_t) (1 << PC2)
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#define CSBpin (uint8_t) (1 << PB0)
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#define CLKBpin (uint8_t) (1 << PB6)
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#define DINpin (uint8_t) (1 << PB7)
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/* -------------------------------------------------------------
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* Initial setup for the VFD controller interface
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* Sets up the connected pins and leaves them in inactive state.
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* ------------------------------------------------------------- */
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void PT6302_startup(void);
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/* -------------------------------------------------------------------------------
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* Transmits size byte of data through the VFD controller's interface from payload
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* Handles CLKB, CSB and timing constraints
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* ------------------------------------------------------------------------------- */
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void transmit_bytes (const uint8_t* payload, uint8_t size);
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#endif //_PT6302_H_
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