raiden00pl commented on code in PR #10092:
URL: https://github.com/apache/nuttx/pull/10092#discussion_r1286823665
##########
arch/arm/src/nrf52/nrf52_i2c.c:
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@@ -373,7 +374,9 @@ static int nrf52_i2c_transfer(struct i2c_master_s *dev,
/* Write number of bytes in TXD buffer */
regval = priv->dcnt;
- nrf52_i2c_putreg(priv, NRF52_TWIM_TXMAXCNT_OFFSET, regval);
+ nrf52_i2c_putreg(priv, NRF52_TWIM_TXDMAXCNT_OFFSET, regval);
+
+ nxsig_usleep(1);
Review Comment:
GPIOs in NRF5x are rather simple so it's hard to go wrong here.
Maybe the bootloader is setting some registers wrong and this is not being
reset by NuttX initialization. But I have no idea what it could be.
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