/** ****************************************************************** * @file pad_config.h * @author fire * @version V1.0 * @date 2018-xx-xx * @brief IOMUXC PAD属性配置使用的功能宏定义 ****************************************************************** * @attention * * 实验平台:野火 i.MXRT1052开发板 * 论坛 :http://www.firebbs.cn * 淘宝 :https://fire-stm32.taobao.com * ****************************************************************** */ #ifndef __PAD_CONFIG_H #define __PAD_CONFIG_H #include "fsl_common.h" /* SRE 压摆率选择 */ #define SRE_0_SLOW_SLEW_RATE IOMUXC_SW_PAD_CTL_PAD_SRE(0) #define SRE_1_FAST_SLEW_RATE IOMUXC_SW_PAD_CTL_PAD_SRE(1) /* 驱动能力配置，配置阻值的大小 */ #define DSE_0_OUTPUT_DRIVER_DISABLED IOMUXC_SW_PAD_CTL_PAD_DSE(0) /* R0 260 Ohm @ 3.3V, 150Ohm@1.8V, 240 Ohm for DDR */ #define DSE_1_R0_1 IOMUXC_SW_PAD_CTL_PAD_DSE(1) /* R0/2 */ #define DSE_2_R0_2 IOMUXC_SW_PAD_CTL_PAD_DSE(2) /* R0/3 */ #define DSE_3_R0_3 IOMUXC_SW_PAD_CTL_PAD_DSE(3) /* R0/4 */ #define DSE_4_R0_4 IOMUXC_SW_PAD_CTL_PAD_DSE(4) /* R0/5 */ #define DSE_5_R0_5 IOMUXC_SW_PAD_CTL_PAD_DSE(5) /* R0/6 */ #define DSE_6_R0_6 IOMUXC_SW_PAD_CTL_PAD_DSE(6) /* R0/7 */ #define DSE_7_R0_7 IOMUXC_SW_PAD_CTL_PAD_DSE(7) /* SPEED 带宽配置 */ #define SPEED_0_LOW_50MHz IOMUXC_SW_PAD_CTL_PAD_SPEED(0) #define SPEED_1_MEDIUM_100MHz IOMUXC_SW_PAD_CTL_PAD_SPEED(1) #define SPEED_2_MEDIUM_100MHz IOMUXC_SW_PAD_CTL_PAD_SPEED(2) #define SPEED_3_MAX_200MHz IOMUXC_SW_PAD_CTL_PAD_SPEED(3) /* ODE 是否使用开漏模式 */ #define ODE_0_OPEN_DRAIN_DISABLED IOMUXC_SW_PAD_CTL_PAD_ODE(0) #define ODE_1_OPEN_DRAIN_ENABLED IOMUXC_SW_PAD_CTL_PAD_ODE(1) /* PKE 是否使能保持器或上下拉功能 */ #define PKE_0_PULL_KEEPER_DISABLED IOMUXC_SW_PAD_CTL_PAD_PKE(0) #define PKE_1_PULL_KEEPER_ENABLED IOMUXC_SW_PAD_CTL_PAD_PKE(1) /* PUE 选择使用保持器还是上下拉 */ #define PUE_0_KEEPER_SELECTED IOMUXC_SW_PAD_CTL_PAD_PUE(0) #define PUE_1_PULL_SELECTED IOMUXC_SW_PAD_CTL_PAD_PUE(1) /* PUS 上下拉配置 */ #define PUS_0_100K_OHM_PULL_DOWN IOMUXC_SW_PAD_CTL_PAD_PUS(0) #define PUS_1_47K_OHM_PULL_UP IOMUXC_SW_PAD_CTL_PAD_PUS(1) #define PUS_2_100K_OHM_PULL_UP IOMUXC_SW_PAD_CTL_PAD_PUS(2) #define PUS_3_22K_OHM_PULL_UP IOMUXC_SW_PAD_CTL_PAD_PUS(3) /* HYS 滞后功能 */ #define HYS_0_HYSTERESIS_DISABLED IOMUXC_SW_PAD_CTL_PAD_HYS(0) #define HYS_1_HYSTERESIS_ENABLED IOMUXC_SW_PAD_CTL_PAD_HYS(1) #endif /* __PAD_CONFIG_H */