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/hal_nxp-2.7.6/mcux/drivers/imx/
Dfsl_kpp.c143 uint8_t columIndex = 0; in KPP_keyPressScanning() local
163 for (columIndex = 0; columIndex < KPP_KEYPAD_COLUMNNUM_MAX; columIndex++) in KPP_keyPressScanning()
165 column = activeColumn & (1U << columIndex); in KPP_keyPressScanning()
173 rowData[times][columIndex] = (uint8_t)(~(base->KPDR & KPP_KPDR_KRD_MASK)); in KPP_keyPressScanning()
178 rowData[times][columIndex] = 0; in KPP_keyPressScanning()
187 for (columIndex = 0; columIndex < KPP_KEYPAD_COLUMNNUM_MAX; columIndex++) in KPP_keyPressScanning()
189 … if (((uint8_t)(rowData[0][columIndex] & rowData[1][columIndex]) & rowData[2][columIndex]) != 0U) in KPP_keyPressScanning()