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@ -22,7 +22,7 @@ void pmw33xx_set_cpi(uint8_t sensor, uint16_t cpi) { |
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return; |
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} |
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uint16_t cpival = CONSTRAIN((cpi / PMW33XX_CPI_STEP) - 1, 0, (PMW33XX_CPI_MAX / PMW33XX_CPI_STEP) - 1U); |
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uint16_t cpival = CONSTRAIN((cpi / PMW33XX_CPI_STEP), (PMW33XX_CPI_MIN / PMW33XX_CPI_STEP), (PMW33XX_CPI_MAX / PMW33XX_CPI_STEP)) - 1U; |
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// Sets upper byte first for more consistent setting of cpi |
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pmw33xx_write(sensor, REG_Resolution_H, (cpival >> 8) & 0xFF); |
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pmw33xx_write(sensor, REG_Resolution_L, cpival & 0xFF); |
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