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Followup to millis_t patch

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Scott Lahteine 2018-10-20 23:23:53 -05:00
parent 44369d536a
commit 8d3a92fc4a
1 changed files with 2 additions and 2 deletions
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4
Marlin/src/HAL/HAL_LPC1768/u8g/HAL_LCD_I2C_routines.c
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@ -157,8 +157,8 @@ uint8_t u8g_i2c_send_byte(uint8_t data) {
LPC_I2C1->I2DAT = data & I2C_I2DAT_BITMASK; // transmit data LPC_I2C1->I2DAT = data & I2C_I2DAT_BITMASK; // transmit data
LPC_I2C1->I2CONSET = I2C_I2CONSET_AA; LPC_I2C1->I2CONSET = I2C_I2CONSET_AA;
LPC_I2C1->I2CONCLR = I2C_I2CONCLR_SIC; LPC_I2C1->I2CONCLR = I2C_I2CONCLR_SIC;
millis_t timeout = _millis + I2C_TIMEOUT; const millis_t timeout = _millis + I2C_TIMEOUT;
while ((I2C_status != I2C_I2STAT_M_TX_DAT_ACK) && (I2C_status != I2C_I2STAT_M_TX_DAT_NACK) && (timeout > _millis)); // wait for xmit to finish while ((I2C_status != I2C_I2STAT_M_TX_DAT_ACK) && (I2C_status != I2C_I2STAT_M_TX_DAT_NACK) && PENDING(_millis, timeout)); // wait for xmit to finish
// had hangs with SH1106 so added time out - have seen temporary screen corruption when this happens // had hangs with SH1106 so added time out - have seen temporary screen corruption when this happens
return 1; return 1;
} }