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eliminate warning
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@ -110,7 +110,7 @@ void I2CManagerClass::I2C_setClock(uint32_t i2cClockSpeed) {
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// Calculate a rise time appropriate to the requested bus speed
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// Use 10x the rise time spec to enable integer divide of 50ns clock period
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uint16_t t_rise;
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uint32_t ccr_freq;
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//uint32_t ccr_freq;
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while (s->CR1 & I2C_CR1_STOP); // Prevents lockup by guarding further
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// writes to CR1 while STOP is being executed!
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