Hi,
I'm using a GPIO (input) to read data from an IC circuit.
Output pin on IC that I'm trying to read is an open drain output with internal pull-up resistor.
I'm wondering how I should configure my GPIO input pin.
IOMUXC_SetPinMux(IOMUXC_SAI3_RXFS_GPIO4_IO28, 0U);
IOMUXC_SetPinConfig(IOMUXC_SAI3_RXFS_GPIO4_IO28, 0x??);
Best regards,
Ado
Solved! Go to Solution.
Hi Adnan
for these settings one can look at sect.8.2 IOMUX Controller (IOMUXC)
i.MX 8M Dual/8M QuadLite/8M Quad Applications Processors Reference Manual
sect.8.2.5.111 SW_MUX_CTL_PAD_SAI3_RXFS SW MUX Control Register
(IOMUXC_SW_MUX_CTL_PAD_SAI3_RXFS), sect.8.2.5.265 SW_PAD_CTL_PAD_SAI3_RXFS
SW PAD Control Register (IOMUXC_SW_PAD_CTL_PAD_SAI3_RXFS)
Best regards
igor
Hi Adnan
for these settings one can look at sect.8.2 IOMUX Controller (IOMUXC)
i.MX 8M Dual/8M QuadLite/8M Quad Applications Processors Reference Manual
sect.8.2.5.111 SW_MUX_CTL_PAD_SAI3_RXFS SW MUX Control Register
(IOMUXC_SW_MUX_CTL_PAD_SAI3_RXFS), sect.8.2.5.265 SW_PAD_CTL_PAD_SAI3_RXFS
SW PAD Control Register (IOMUXC_SW_PAD_CTL_PAD_SAI3_RXFS)
Best regards
igor