70 lines
1.8 KiB
C
70 lines
1.8 KiB
C
#include "../main/SystemInclude.h"
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//##############################################################################
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#ifndef ENABLE_USE_TPL0501
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#pragma message("[undefined] ENABLE_USE_TPL0501")
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#elif(ENABLE_USE_TPL0501)
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//##############################################################################
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//==============================================================================
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//==============================================================================
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void DigitalPotOutput(unsigned int PotCHN, unsigned int PotData)
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{
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unsigned int selBit, I;
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POT_DIR |= POTA_CS_PIN + POTC_CS_PIN;
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POT_OUT |= POTA_CS_PIN + POTC_CS_PIN;
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SDA2_OUT();
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SCL2_OUT();
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CLR_SCL2();
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if(PotCHN == CTYPE_POT) selBit = POTC_CS_PIN;
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else selBit = POTA_CS_PIN;
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POT_OUT &= ~selBit;
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for(I=0; I<8; I++)
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{
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if((PotData & 0x80) == 0x80) SET_SDA2();
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else CLR_SDA2();
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SET_SCL2();
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_NOP();
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_NOP();
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PotData <<= 1;
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CLR_SCL2();
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_NOP();
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_NOP();
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_NOP();
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}
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POT_OUT |= selBit;
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}
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//==============================================================================
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void DigitalPotLowPower(void)
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{
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// SCL2_OUT();
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// SDA2_OUT();
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//
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// CLR_SCL2();
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// CLR_SDA2();
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}
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//==============================================================================
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unsigned char DigitalPotRead(unsigned int PotCHN)
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{
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unsigned char readData;
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// I2C2_Init();
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//
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// I2C2_Start();
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// I2C2_Write(I2C2_RD | CAT5171_ADDR | PotCHN);
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// readData = I2C2_Read();
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// I2C2_Stop();
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return readData;
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}
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//##############################################################################
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#endif
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//##############################################################################
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