1 // Copyright 2010-2020 Espressif Systems (Shanghai) PTE LTD 2 // 3 // Licensed under the Apache License, Version 2.0 (the "License"); 4 // you may not use this file except in compliance with the License. 5 // You may obtain a copy of the License at 6 7 // http://www.apache.org/licenses/LICENSE-2.0 8 // 9 // Unless required by applicable law or agreed to in writing, software 10 // distributed under the License is distributed on an "AS IS" BASIS, 11 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 12 // See the License for the specific language governing permissions and 13 // limitations under the License. 14 15 #pragma once 16 17 #ifdef __cplusplus 18 extern "C" { 19 #endif 20 21 // ESP32-S3 have 2 I2C. 22 #define SOC_I2C_NUM (2) 23 24 #define SOC_I2C_FIFO_LEN (32) /*!< I2C hardware FIFO depth */ 25 26 //ESP32-S3 support hardware FSM reset 27 #define SOC_I2C_SUPPORT_HW_FSM_RST (1) 28 //ESP32-S3 support hardware clear bus 29 #define SOC_I2C_SUPPORT_HW_CLR_BUS (1) 30 31 #define SOC_I2C_SUPPORT_XTAL (1) 32 #define SOC_I2C_SUPPORT_RTC (1) 33 34 #ifdef __cplusplus 35 } 36 #endif 37