1. 测试了IO拓展芯片TCA9554PWR，测试结果正常，测试通过

2025-08-24 19:11:42 +08:00
parent 8807542ff2
commit fa066408e2
10 changed files with 426 additions and 2 deletions
@@ -0,0 +1,44 @@
+#pragma once
+
+
+#include <stdio.h>
+#include "I2C_Driver.h"
+#define TCA9554_EXIO1 0x01
+#define TCA9554_EXIO2 0x02
+#define TCA9554_EXIO3 0x03
+#define TCA9554_EXIO4 0x04
+#define TCA9554_EXIO5 0x05
+#define TCA9554_EXIO6 0x06
+#define TCA9554_EXIO7 0x07
+#define TCA9554_EXIO8 0x08
+
+
+/****************************************************** The macro defines the TCA9554PWR information ******************************************************/ 
+
+#define TCA9554_ADDRESS             0x20                    // TCA9554PWR I2C address
+// TCA9554PWR寄存器地址
+#define TCA9554_INPUT_REG           0x00                    // Input register,input level
+#define TCA9554_OUTPUT_REG          0x01                    // Output register, high and low level output 
+#define TCA9554_Polarity_REG        0x02                    // The Polarity Inversion register (register 2) allows polarity inversion of pins defined as inputs by the Configuration register.  
+#define TCA9554_CONFIG_REG          0x03                    // Configuration register, mode configuration
+
+
+// esp_err_t i2c_master_init(void);                            // Example Initialize I2C to host mode
+/*****************************************************  Operation register REG   ****************************************************/   
+uint8_t Read_REG(uint8_t REG);                              // Read the value of the TCA9554PWR register REG
+void Write_REG(uint8_t REG,uint8_t Data);                   // Write Data to the REG register of the TCA9554PWR
+/********************************************************** Set EXIO mode **********************************************************/       
+void Mode_EXIO(uint8_t Pin,uint8_t State);                  // Set the mode of the TCA9554PWR Pin. The default is Output mode (output mode or input mode). State: 0= Output mode 1= input mode   
+void Mode_EXIOS(uint8_t PinState);                          // Set the mode of the 7 pins from the TCA9554PWR with PinState  
+/********************************************************** Read EXIO status **********************************************************/       
+uint8_t Read_EXIO(uint8_t Pin);                             // Read the level of the TCA9554PWR Pin
+uint8_t Read_EXIOS(void);                                   // Read the level of all pins of TCA9554PWR, the default read input level state, want to get the current IO output state, pass the parameter TCA9554_OUTPUT_REG, such as Read_EXIOS(TCA9554_OUTPUT_REG);
+/********************************************************** Set the EXIO output status **********************************************************/  
+void Set_EXIO(uint8_t Pin,bool State);                   // Sets the level state of the Pin without affecting the other pins
+void Set_EXIOS(uint8_t PinState);                           // Set 7 pins to the PinState state such as :PinState=0x23, 0010 0011 state (the highest bit is not used)
+/********************************************************** Flip EXIO state **********************************************************/  
+void Set_Toggle(uint8_t Pin);                               // Flip the level of the TCA9554PWR Pin
+/********************************************************* TCA9554PWR Initializes the device ***********************************************************/  
+void TCA9554PWR_Init(uint8_t PinState);                     // Set the seven pins to PinState state, for example :PinState=0x23, 0010 0011 State (the highest bit is not used) (Output mode or input mode) 0= Output mode 1= Input mode. The default value is output mode
+
+esp_err_t EXIO_Init(void);