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Action

Step

Set GPIO_P0_00 as output without open drain

Step1 : G7.16=0x00010000h 0x00010000 , OD = 0 (set bit0 as 0)

Step2 : G6.16=0x00010001h 0x00010001 , OUT = 1 (set bit0 as 1)

Step3 : G6.08=0x00010001h 0x00010001 , OE = 1 (set bit0 as 1)

For example, set GPIO_P1_00 as output with open drain, please set as below:

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Action

Step

Set GPIO_P1_00 as output with open drain

Step1 : G7.16=0x01000100h 0x01000100 , OD =1 (set bit8 as 1)

Step2 : G6.16=0x01000100h 0x01000100 , OUT = 1 (set bit8 as 1)

Step3 : G6.08 OE = X (don’t care)

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