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STM32W108HB Datasheet(PDF) 55 Page - STMicroelectronics |
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STM32W108HB Datasheet(HTML) 55 Page - STMicroelectronics |
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55 / 179 page  STM32W108CB, STM32W108HB General-purpose input/outputs Doc ID 16252 Rev 2 55/179 6.5.2 Port x configuration register (High) (GPIO_PxCFGH) Address offset: 0xB004 (GPIO_PACFGH), 0xB404 (GPIO_PBCFGH) and 0xB804 (GPIO_PCCFGH) Reset value: 0x0000 4444 6.5.3 Port x input data register (GPIO_PxIN) Address offset: 0xB008 (GPIO_PAIN), 0xB408 (GPIO_PBIN) and 0xB808 (GPIO_PCIN) Reset value: 0x0000 0000 31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 rw rw rw rw rw rw rw rw rw rw rw rw rw rw rw rw 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0 Px7_CFG Px5_CFG Px4_CFG Px3_CFG rw rw rw rw rw rw rw rw rw rw rw rw rw rw rw rw [15:12] Px7_CFG: GPIO configuration control. 0x0: Analog, input or output (GPIO_PxIN always reads 1). 0x1: Output, push-pull (GPIO_PxOUT controls the output). 0x4: Input, floating. 0x5: Output, open-drain (GPIO_PxOUT controls the output). 0x8: Input, pulled up or down (selected by GPIO_PxOUT: 0 = pull-down, 1 = pull-up). 0x9: Alternate output, push-pull (peripheral controls the output). 0xB: Alternate output SPI SCLK, push-pull (only for SPI master mode SCLK). 0xD: Alternate output, open-drain (peripheral controls the output). [11:8] Px6_CFG: GPIO configuration control: see Px7_CFG above. [7:4] Px5_CFG: GPIO configuration control: see Px7_CFG above. [3:0] Px4_CFG: GPIO configuration control: see Px7_CFG above. 31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 rw rw rw rw rw rw rw rw rw rw rw rw rw rw rw rw 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0 Px7 Px6 Px5 Px4 Px3 Px2 Px1 Px0 rw rw rw rw rw rw rw rw rw rw rw rw rw rw rw rw [7] Px7: Input level at pin Px7. [6] Px6: Input level at pin Px6. [5] Px5: Input level at pin Px5. [4] Px4: Input level at pin Px4. [3] Px3: Input level at pin Px3. |
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