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Initial import of NFC GNSS SDK project

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chenjintao
2026-09-15 16:10:12 +08:00
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ql-kernel/threadx/common/include/ql_iic.h
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/*================================================================
Copyright (c) 2022, Quectel Wireless Solutions Co., Ltd. All rights reserved.
Quectel Wireless Solutions Proprietary and Confidential.
=================================================================*/
#ifndef _QL_IIC_H
#define _QL_IIC_H
#ifdef __cplusplus
extern "C" {
#endif
typedef enum
{
QL_STANDARD_MODE = 0, /*100Kbps*/
QL_FAST_MODE = 1, /*400Kbps*/
QL_HS_MODE = 2, /*3.4 Mbps slave/3.3 Mbps master,standard mode when not doing a high speed transfer*/
QL_HS_MODE_FAST = 3, /*3.4 Mbps slave/3.3 Mbps master,fast mode when not doing a high speed transfer*/
} QL_I2C_MODE_E;
/*****************************************************************
* Function: ql_i2c_init
*
* Description:
* This function initialize the configurations for an IIC channel.
* including the specified pins for IIC, IIC type, and IIC channel No.
*
* Parameters:
* i2c_no:
* i2c channel No, the range is 0 or 2,EC100Y set 0,EC600S set 1.
*
* fastMode:
* i2c clock speed,refer to struct QL_I2C_MODE_E.
* Now only support STANDARD_MODE and FAST_MODE.
* Return:
* 0 , the function execution succeed.
* -1, the parameter error.
*****************************************************************/
int ql_i2c_init(unsigned char i2c_no, unsigned int fastMode);
/*****************************************************************
* Function: ql_i2c_write
* Description:
* This function initialize the configurations for an IIC channel.
* including the specified pins for IIC, IIC type, and IIC channel No.
*
* Parameters:
* i2c_no : i2c channel No, the range is 0 or 2,EC100Y set 0,EC600S set 1.
* slaveaddress: slave address
* addr : Address of the register that stores data
* data : write data buffer
* datalen : data length
* Return:
* 0 , the function execution succeed.
* -1, the parameter error.
*****************************************************************/
int ql_i2c_write(unsigned char i2c_no, unsigned short slaveaddress, unsigned short addr, unsigned char *data, unsigned int datalen);
/*****************************************************************
* Function: ql_i2c_read
* Description:
* This function initialize the configurations for an IIC channel.
* including the specified pins for IIC, IIC type, and IIC channel No.
*
* Parameters:
* i2c_no : i2c channel No, the range is 0 or 2,EC100Y set 0,EC600S set 1.
* slaveaddress: slave address
* addr : Register address to read data from
* data : read data buffer
* datalen : data length
* Return:
* 0 , the function execution succeed.
* -1, the parameter error.
*****************************************************************/
int ql_i2c_read(unsigned char i2c_no, unsigned short slaveaddress, unsigned short addr, unsigned char *data, unsigned int datalen);
/*****************************************************************
* Function: quec_i2c_read_with_delay
* Description:
* This function reads data from an I2C device with a configurable delay
* after writing the register address and before sending the read request.
* The function first writes the register address to the device, then waits
* for the specified delay time, and finally reads the data from the register.
*
* Parameters:
* i2c_no : i2c channel No, the range is 0 or 2,EC100Y set 0,EC600S set 1.
* slaveaddress: slave address
* addr : Register address to read data from
* data : read data buffer
* datalen : data length
* delay_ms: After writing the register address, delay for the specified number of milliseconds before sending the read request
* Return:
* 0 , the function execution succeed.
* -1, the parameter error.
*****************************************************************/
int ql_i2c_read_with_delay(unsigned char i2c_no, unsigned short slaveaddress, unsigned short addr, unsigned char *data, unsigned int datalen, unsigned int delay_ms);
/*****************************************************************
* Function: ql_i2c_write_ext
* Description:
* This function initialize the configurations for an IIC channel.
* including the specified pins for IIC, IIC type, and IIC channel No.
*
* Parameters:
* i2c_no : i2c channel No, the range is 0 or 2,EC100Y set 0,EC600S set 1.
* slaveaddress: slave address
* addr : Address of the register that stores data
* addrlen : length of the register
* data : write data buffer
* datalen : data length
* Return:
* 0 , the function execution succeed.
* -1, the parameter error.
*****************************************************************/
int ql_i2c_write_ext(unsigned char i2c_no, unsigned char slaveaddress,unsigned char *addr,unsigned int addrlen, unsigned char *data, unsigned int datalen);
/*****************************************************************
* Function: ql_i2c_read_ext
* Description:
* This function initialize the configurations for an IIC channel.
* including the specified pins for IIC, IIC type, and IIC channel No.
*
* Parameters:
* i2c_no : i2c channel No, the range is 0 or 2,EC100Y set 0,EC600S set 1.
* slaveaddress: slave address
* addr : Register address to read data from
* addrlen : length of the register
* data : read data buffer
* datalen : data length
* Return:
* 0 , the function execution succeed.
* -1, the parameter error.
*****************************************************************/
int ql_i2c_read_ext(unsigned char i2c_no, unsigned char slaveaddress, unsigned char *addr,unsigned int addrlen, unsigned char *data, unsigned int datalen);
#ifdef __cplusplus
} /*"C" */
#endif
#endif