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Merge branch 'docs/i2c_command_opcode_update' into 'master'

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docs(i2c): correct I2C command opcode comments

See merge request espressif/esp-idf!52984
This commit is contained in:
Chen Chen
2026-09-21 15:14:50 +08:00
parent e2acfd2ea4 51b6b88000
commit 2ef3e75c8c
18 changed files with 83 additions and 83 deletions
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18
components/soc/esp32c2/register/soc/i2c_reg.h
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@@ -1,5 +1,5 @@
/**
* SPDX-FileCopyrightText: 2021-2025 Espressif Systems (Shanghai) CO LTD
* SPDX-FileCopyrightText: 2021-2026 Espressif Systems (Shanghai) CO LTD
*
* SPDX-License-Identifier: Apache-2.0 OR MIT
*/
@@ -956,7 +956,7 @@ extern "C" {
#define I2C_COMD0_REG (DR_REG_I2C_BASE + 0x58)
/** I2C_COMMAND0 : R/W; bitpos: [13:0]; default: 0;
* This is the content of command 0. It consists of three parts:
* op_code is the command, 0: RSTART, 1: WRITE, 2: READ, 3: STOP, 4: END.
* op_code is the command, 6: RSTART, 1: WRITE, 3: READ, 2: STOP, 4: END.
* Byte_num represents the number of bytes that need to be sent or received.
* ack_check_en, ack_exp and ack are used to control the ACK bit. See I2C cmd
* structure for more
@@ -981,7 +981,7 @@ extern "C" {
#define I2C_COMD1_REG (DR_REG_I2C_BASE + 0x5c)
/** I2C_COMMAND1 : R/W; bitpos: [13:0]; default: 0;
* This is the content of command 1. It consists of three parts:
* op_code is the command, 0: RSTART, 1: WRITE, 2: READ, 3: STOP, 4: END.
* op_code is the command, 6: RSTART, 1: WRITE, 3: READ, 2: STOP, 4: END.
* Byte_num represents the number of bytes that need to be sent or received.
* ack_check_en, ack_exp and ack are used to control the ACK bit. See I2C cmd
* structure for more
@@ -1006,7 +1006,7 @@ extern "C" {
#define I2C_COMD2_REG (DR_REG_I2C_BASE + 0x60)
/** I2C_COMMAND2 : R/W; bitpos: [13:0]; default: 0;
* This is the content of command 2. It consists of three parts:
* op_code is the command, 0: RSTART, 1: WRITE, 2: READ, 3: STOP, 4: END.
* op_code is the command, 6: RSTART, 1: WRITE, 3: READ, 2: STOP, 4: END.
* Byte_num represents the number of bytes that need to be sent or received.
* ack_check_en, ack_exp and ack are used to control the ACK bit. See I2C cmd
* structure for more
@@ -1031,7 +1031,7 @@ extern "C" {
#define I2C_COMD3_REG (DR_REG_I2C_BASE + 0x64)
/** I2C_COMMAND3 : R/W; bitpos: [13:0]; default: 0;
* This is the content of command 3. It consists of three parts:
* op_code is the command, 0: RSTART, 1: WRITE, 2: READ, 3: STOP, 4: END.
* op_code is the command, 6: RSTART, 1: WRITE, 3: READ, 2: STOP, 4: END.
* Byte_num represents the number of bytes that need to be sent or received.
* ack_check_en, ack_exp and ack are used to control the ACK bit. See I2C cmd
* structure for more
@@ -1056,7 +1056,7 @@ extern "C" {
#define I2C_COMD4_REG (DR_REG_I2C_BASE + 0x68)
/** I2C_COMMAND4 : R/W; bitpos: [13:0]; default: 0;
* This is the content of command 4. It consists of three parts:
* op_code is the command, 0: RSTART, 1: WRITE, 2: READ, 3: STOP, 4: END.
* op_code is the command, 6: RSTART, 1: WRITE, 3: READ, 2: STOP, 4: END.
* Byte_num represents the number of bytes that need to be sent or received.
* ack_check_en, ack_exp and ack are used to control the ACK bit. See I2C cmd
* structure for more
@@ -1081,7 +1081,7 @@ extern "C" {
#define I2C_COMD5_REG (DR_REG_I2C_BASE + 0x6c)
/** I2C_COMMAND5 : R/W; bitpos: [13:0]; default: 0;
* This is the content of command 5. It consists of three parts:
* op_code is the command, 0: RSTART, 1: WRITE, 2: READ, 3: STOP, 4: END.
* op_code is the command, 6: RSTART, 1: WRITE, 3: READ, 2: STOP, 4: END.
* Byte_num represents the number of bytes that need to be sent or received.
* ack_check_en, ack_exp and ack are used to control the ACK bit. See I2C cmd
* structure for more
@@ -1105,7 +1105,7 @@ extern "C" {
#define I2C_COMD6_REG (DR_REG_I2C_BASE + 0x70)
/** I2C_COMMAND6 : R/W; bitpos: [13:0]; default: 0;
* This is the content of command 6. It consists of three parts:
* op_code is the command, 0: RSTART, 1: WRITE, 2: READ, 3: STOP, 4: END.
* op_code is the command, 6: RSTART, 1: WRITE, 3: READ, 2: STOP, 4: END.
* Byte_num represents the number of bytes that need to be sent or received.
* ack_check_en, ack_exp and ack are used to control the ACK bit. See I2C cmd
* structure for more
@@ -1129,7 +1129,7 @@ extern "C" {
#define I2C_COMD7_REG (DR_REG_I2C_BASE + 0x74)
/** I2C_COMMAND7 : R/W; bitpos: [13:0]; default: 0;
* This is the content of command 7. It consists of three parts:
* op_code is the command, 0: RSTART, 1: WRITE, 2: READ, 3: STOP, 4: END.
* op_code is the command, 6: RSTART, 1: WRITE, 3: READ, 2: STOP, 4: END.
* Byte_num represents the number of bytes that need to be sent or received.
* ack_check_en, ack_exp and ack are used to control the ACK bit. See I2C cmd
* structure for more

2
components/soc/esp32c2/register/soc/i2c_struct.h
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@@ -791,7 +791,7 @@ typedef union {
struct {
/** command : R/W; bitpos: [13:0]; default: 0;
* This is the content of command. It consists of three parts:
* op_code is the command, 0: RSTART, 1: WRITE, 2: READ, 3: STOP, 4: END.
* op_code is the command, 6: RSTART, 1: WRITE, 3: READ, 2: STOP, 4: END.
* Byte_num represents the number of bytes that need to be sent or received.
* ack_check_en, ack_exp and ack are used to control the ACK bit. See I2C cmd
* structure for more

8
components/soc/esp32c5/register/soc/i2c_struct.h
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@@ -1,5 +1,5 @@
/**
* SPDX-FileCopyrightText: 2025 Espressif Systems (Shanghai) CO LTD
* SPDX-FileCopyrightText: 2025-2026 Espressif Systems (Shanghai) CO LTD
*
* SPDX-License-Identifier: Apache-2.0 OR MIT
*/
@@ -1001,10 +1001,10 @@ typedef union {
/** command0 : R/W; bitpos: [13:0]; default: 0;
* Configures command 0. It consists of three parts:
* op_code is the command,
* 0: RSTART,
* 6: RSTART,
* 1: WRITE,
* 2: READ,
* 3: STOP,
* 3: READ,
* 2: STOP,
* 4: END.
*
* Byte_num represents the number of bytes that need to be sent or received.

18
components/soc/esp32c6/register/soc/i2c_reg.h
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@@ -1,5 +1,5 @@
/**
* SPDX-FileCopyrightText: 2025 Espressif Systems (Shanghai) CO LTD
* SPDX-FileCopyrightText: 2025-2026 Espressif Systems (Shanghai) CO LTD
*
* SPDX-License-Identifier: Apache-2.0 OR MIT
*/
@@ -1113,7 +1113,7 @@ extern "C" {
#define I2C_COMD0_REG(i) (REG_I2C_BASE(i) + 0x58)
/** I2C_COMMAND0 : R/W; bitpos: [13:0]; default: 0;
* This is the content of command 0. It consists of three parts:
* op_code is the command, 0: RSTART, 1: WRITE, 2: READ, 3: STOP, 4: END.
* op_code is the command, 6: RSTART, 1: WRITE, 3: READ, 2: STOP, 4: END.
* Byte_num represents the number of bytes that need to be sent or received.
* ack_check_en, ack_exp and ack are used to control the ACK bit. See I2C cmd
* structure for more
@@ -1138,7 +1138,7 @@ extern "C" {
#define I2C_COMD1_REG(i) (REG_I2C_BASE(i) + 0x5c)
/** I2C_COMMAND1 : R/W; bitpos: [13:0]; default: 0;
* This is the content of command 1. It consists of three parts:
* op_code is the command, 0: RSTART, 1: WRITE, 2: READ, 3: STOP, 4: END.
* op_code is the command, 6: RSTART, 1: WRITE, 3: READ, 2: STOP, 4: END.
* Byte_num represents the number of bytes that need to be sent or received.
* ack_check_en, ack_exp and ack are used to control the ACK bit. See I2C cmd
* structure for more
@@ -1163,7 +1163,7 @@ extern "C" {
#define I2C_COMD2_REG(i) (REG_I2C_BASE(i) + 0x60)
/** I2C_COMMAND2 : R/W; bitpos: [13:0]; default: 0;
* This is the content of command 2. It consists of three parts:
* op_code is the command, 0: RSTART, 1: WRITE, 2: READ, 3: STOP, 4: END.
* op_code is the command, 6: RSTART, 1: WRITE, 3: READ, 2: STOP, 4: END.
* Byte_num represents the number of bytes that need to be sent or received.
* ack_check_en, ack_exp and ack are used to control the ACK bit. See I2C cmd
* structure for more
@@ -1188,7 +1188,7 @@ extern "C" {
#define I2C_COMD3_REG(i) (REG_I2C_BASE(i) + 0x64)
/** I2C_COMMAND3 : R/W; bitpos: [13:0]; default: 0;
* This is the content of command 3. It consists of three parts:
* op_code is the command, 0: RSTART, 1: WRITE, 2: READ, 3: STOP, 4: END.
* op_code is the command, 6: RSTART, 1: WRITE, 3: READ, 2: STOP, 4: END.
* Byte_num represents the number of bytes that need to be sent or received.
* ack_check_en, ack_exp and ack are used to control the ACK bit. See I2C cmd
* structure for more
@@ -1213,7 +1213,7 @@ extern "C" {
#define I2C_COMD4_REG(i) (REG_I2C_BASE(i) + 0x68)
/** I2C_COMMAND4 : R/W; bitpos: [13:0]; default: 0;
* This is the content of command 4. It consists of three parts:
* op_code is the command, 0: RSTART, 1: WRITE, 2: READ, 3: STOP, 4: END.
* op_code is the command, 6: RSTART, 1: WRITE, 3: READ, 2: STOP, 4: END.
* Byte_num represents the number of bytes that need to be sent or received.
* ack_check_en, ack_exp and ack are used to control the ACK bit. See I2C cmd
* structure for more
@@ -1238,7 +1238,7 @@ extern "C" {
#define I2C_COMD5_REG(i) (REG_I2C_BASE(i) + 0x6c)
/** I2C_COMMAND5 : R/W; bitpos: [13:0]; default: 0;
* This is the content of command 5. It consists of three parts:
* op_code is the command, 0: RSTART, 1: WRITE, 2: READ, 3: STOP, 4: END.
* op_code is the command, 6: RSTART, 1: WRITE, 3: READ, 2: STOP, 4: END.
* Byte_num represents the number of bytes that need to be sent or received.
* ack_check_en, ack_exp and ack are used to control the ACK bit. See I2C cmd
* structure for more
@@ -1262,7 +1262,7 @@ extern "C" {
#define I2C_COMD6_REG(i) (REG_I2C_BASE(i) + 0x70)
/** I2C_COMMAND6 : R/W; bitpos: [13:0]; default: 0;
* This is the content of command 6. It consists of three parts:
* op_code is the command, 0: RSTART, 1: WRITE, 2: READ, 3: STOP, 4: END.
* op_code is the command, 6: RSTART, 1: WRITE, 3: READ, 2: STOP, 4: END.
* Byte_num represents the number of bytes that need to be sent or received.
* ack_check_en, ack_exp and ack are used to control the ACK bit. See I2C cmd
* structure for more
@@ -1286,7 +1286,7 @@ extern "C" {
#define I2C_COMD7_REG(i) (REG_I2C_BASE(i) + 0x74)
/** I2C_COMMAND7 : R/W; bitpos: [13:0]; default: 0;
* This is the content of command 7. It consists of three parts:
* op_code is the command, 0: RSTART, 1: WRITE, 2: READ, 3: STOP, 4: END.
* op_code is the command, 6: RSTART, 1: WRITE, 3: READ, 2: STOP, 4: END.
* Byte_num represents the number of bytes that need to be sent or received.
* ack_check_en, ack_exp and ack are used to control the ACK bit. See I2C cmd
* structure for more

2
components/soc/esp32c6/register/soc/i2c_struct.h
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@@ -916,7 +916,7 @@ typedef union {
struct {
/** command : R/W; bitpos: [13:0]; default: 0;
* This is the content of command. It consists of three parts:
* op_code is the command, 0: RSTART, 1: WRITE, 2: READ, 3: STOP, 4: END.
* op_code is the command, 6: RSTART, 1: WRITE, 3: READ, 2: STOP, 4: END.
* Byte_num represents the number of bytes that need to be sent or received.
* ack_check_en, ack_exp and ack are used to control the ACK bit. See I2C cmd
* structure for more

18
components/soc/esp32c6/register/soc/lp_i2c_reg.h
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@@ -1,5 +1,5 @@
/**
* SPDX-FileCopyrightText: 2025 Espressif Systems (Shanghai) CO LTD
* SPDX-FileCopyrightText: 2025-2026 Espressif Systems (Shanghai) CO LTD
*
* SPDX-License-Identifier: Apache-2.0 OR MIT
*/
@@ -940,7 +940,7 @@ extern "C" {
#define LP_I2C_COMD0_REG (DR_REG_LP_I2C_BASE + 0x58)
/** LP_I2C_COMMAND0 : R/W; bitpos: [13:0]; default: 0;
* This is the content of command 0. It consists of three parts:
* op_code is the command, 0: RSTART, 1: WRITE, 2: READ, 3: STOP, 4: END.
* op_code is the command, 6: RSTART, 1: WRITE, 3: READ, 2: STOP, 4: END.
* Byte_num represents the number of bytes that need to be sent or received.
* ack_check_en, ack_exp and ack are used to control the ACK bit. See I2C cmd
* structure for more
@@ -965,7 +965,7 @@ extern "C" {
#define LP_I2C_COMD1_REG (DR_REG_LP_I2C_BASE + 0x5c)
/** LP_I2C_COMMAND1 : R/W; bitpos: [13:0]; default: 0;
* This is the content of command 1. It consists of three parts:
* op_code is the command, 0: RSTART, 1: WRITE, 2: READ, 3: STOP, 4: END.
* op_code is the command, 6: RSTART, 1: WRITE, 3: READ, 2: STOP, 4: END.
* Byte_num represents the number of bytes that need to be sent or received.
* ack_check_en, ack_exp and ack are used to control the ACK bit. See I2C cmd
* structure for more
@@ -990,7 +990,7 @@ extern "C" {
#define LP_I2C_COMD2_REG (DR_REG_LP_I2C_BASE + 0x60)
/** LP_I2C_COMMAND2 : R/W; bitpos: [13:0]; default: 0;
* This is the content of command 2. It consists of three parts:
* op_code is the command, 0: RSTART, 1: WRITE, 2: READ, 3: STOP, 4: END.
* op_code is the command, 6: RSTART, 1: WRITE, 3: READ, 2: STOP, 4: END.
* Byte_num represents the number of bytes that need to be sent or received.
* ack_check_en, ack_exp and ack are used to control the ACK bit. See I2C cmd
* structure for more
@@ -1015,7 +1015,7 @@ extern "C" {
#define LP_I2C_COMD3_REG (DR_REG_LP_I2C_BASE + 0x64)
/** LP_I2C_COMMAND3 : R/W; bitpos: [13:0]; default: 0;
* This is the content of command 3. It consists of three parts:
* op_code is the command, 0: RSTART, 1: WRITE, 2: READ, 3: STOP, 4: END.
* op_code is the command, 6: RSTART, 1: WRITE, 3: READ, 2: STOP, 4: END.
* Byte_num represents the number of bytes that need to be sent or received.
* ack_check_en, ack_exp and ack are used to control the ACK bit. See I2C cmd
* structure for more
@@ -1040,7 +1040,7 @@ extern "C" {
#define LP_I2C_COMD4_REG (DR_REG_LP_I2C_BASE + 0x68)
/** LP_I2C_COMMAND4 : R/W; bitpos: [13:0]; default: 0;
* This is the content of command 4. It consists of three parts:
* op_code is the command, 0: RSTART, 1: WRITE, 2: READ, 3: STOP, 4: END.
* op_code is the command, 6: RSTART, 1: WRITE, 3: READ, 2: STOP, 4: END.
* Byte_num represents the number of bytes that need to be sent or received.
* ack_check_en, ack_exp and ack are used to control the ACK bit. See I2C cmd
* structure for more
@@ -1065,7 +1065,7 @@ extern "C" {
#define LP_I2C_COMD5_REG (DR_REG_LP_I2C_BASE + 0x6c)
/** LP_I2C_COMMAND5 : R/W; bitpos: [13:0]; default: 0;
* This is the content of command 5. It consists of three parts:
* op_code is the command, 0: RSTART, 1: WRITE, 2: READ, 3: STOP, 4: END.
* op_code is the command, 6: RSTART, 1: WRITE, 3: READ, 2: STOP, 4: END.
* Byte_num represents the number of bytes that need to be sent or received.
* ack_check_en, ack_exp and ack are used to control the ACK bit. See I2C cmd
* structure for more
@@ -1089,7 +1089,7 @@ extern "C" {
#define LP_I2C_COMD6_REG (DR_REG_LP_I2C_BASE + 0x70)
/** LP_I2C_COMMAND6 : R/W; bitpos: [13:0]; default: 0;
* This is the content of command 6. It consists of three parts:
* op_code is the command, 0: RSTART, 1: WRITE, 2: READ, 3: STOP, 4: END.
* op_code is the command, 6: RSTART, 1: WRITE, 3: READ, 2: STOP, 4: END.
* Byte_num represents the number of bytes that need to be sent or received.
* ack_check_en, ack_exp and ack are used to control the ACK bit. See I2C cmd
* structure for more
@@ -1113,7 +1113,7 @@ extern "C" {
#define LP_I2C_COMD7_REG (DR_REG_LP_I2C_BASE + 0x74)
/** LP_I2C_COMMAND7 : R/W; bitpos: [13:0]; default: 0;
* This is the content of command 7. It consists of three parts:
* op_code is the command, 0: RSTART, 1: WRITE, 2: READ, 3: STOP, 4: END.
* op_code is the command, 6: RSTART, 1: WRITE, 3: READ, 2: STOP, 4: END.
* Byte_num represents the number of bytes that need to be sent or received.
* ack_check_en, ack_exp and ack are used to control the ACK bit. See I2C cmd
* structure for more

18
components/soc/esp32h2/register/soc/i2c_reg.h
View File

@@ -1,5 +1,5 @@
/**
* SPDX-FileCopyrightText: 2022-2025 Espressif Systems (Shanghai) CO LTD
* SPDX-FileCopyrightText: 2022-2026 Espressif Systems (Shanghai) CO LTD
*
* SPDX-License-Identifier: Apache-2.0 OR MIT
*/
@@ -1113,7 +1113,7 @@ extern "C" {
#define I2C_COMD0_REG(i) (REG_I2C_BASE(i) + 0x58)
/** I2C_COMMAND0 : R/W; bitpos: [13:0]; default: 0;
* This is the content of command 0. It consists of three parts:
* op_code is the command, 0: RSTART, 1: WRITE, 2: READ, 3: STOP, 4: END.
* op_code is the command, 6: RSTART, 1: WRITE, 3: READ, 2: STOP, 4: END.
* Byte_num represents the number of bytes that need to be sent or received.
* ack_check_en, ack_exp and ack are used to control the ACK bit. See I2C cmd
* structure for more
@@ -1138,7 +1138,7 @@ extern "C" {
#define I2C_COMD1_REG(i) (REG_I2C_BASE(i) + 0x5c)
/** I2C_COMMAND1 : R/W; bitpos: [13:0]; default: 0;
* This is the content of command 1. It consists of three parts:
* op_code is the command, 0: RSTART, 1: WRITE, 2: READ, 3: STOP, 4: END.
* op_code is the command, 6: RSTART, 1: WRITE, 3: READ, 2: STOP, 4: END.
* Byte_num represents the number of bytes that need to be sent or received.
* ack_check_en, ack_exp and ack are used to control the ACK bit. See I2C cmd
* structure for more
@@ -1163,7 +1163,7 @@ extern "C" {
#define I2C_COMD2_REG(i) (REG_I2C_BASE(i) + 0x60)
/** I2C_COMMAND2 : R/W; bitpos: [13:0]; default: 0;
* This is the content of command 2. It consists of three parts:
* op_code is the command, 0: RSTART, 1: WRITE, 2: READ, 3: STOP, 4: END.
* op_code is the command, 6: RSTART, 1: WRITE, 3: READ, 2: STOP, 4: END.
* Byte_num represents the number of bytes that need to be sent or received.
* ack_check_en, ack_exp and ack are used to control the ACK bit. See I2C cmd
* structure for more
@@ -1188,7 +1188,7 @@ extern "C" {
#define I2C_COMD3_REG(i) (REG_I2C_BASE(i) + 0x64)
/** I2C_COMMAND3 : R/W; bitpos: [13:0]; default: 0;
* This is the content of command 3. It consists of three parts:
* op_code is the command, 0: RSTART, 1: WRITE, 2: READ, 3: STOP, 4: END.
* op_code is the command, 6: RSTART, 1: WRITE, 3: READ, 2: STOP, 4: END.
* Byte_num represents the number of bytes that need to be sent or received.
* ack_check_en, ack_exp and ack are used to control the ACK bit. See I2C cmd
* structure for more
@@ -1213,7 +1213,7 @@ extern "C" {
#define I2C_COMD4_REG(i) (REG_I2C_BASE(i) + 0x68)
/** I2C_COMMAND4 : R/W; bitpos: [13:0]; default: 0;
* This is the content of command 4. It consists of three parts:
* op_code is the command, 0: RSTART, 1: WRITE, 2: READ, 3: STOP, 4: END.
* op_code is the command, 6: RSTART, 1: WRITE, 3: READ, 2: STOP, 4: END.
* Byte_num represents the number of bytes that need to be sent or received.
* ack_check_en, ack_exp and ack are used to control the ACK bit. See I2C cmd
* structure for more
@@ -1238,7 +1238,7 @@ extern "C" {
#define I2C_COMD5_REG(i) (REG_I2C_BASE(i) + 0x6c)
/** I2C_COMMAND5 : R/W; bitpos: [13:0]; default: 0;
* This is the content of command 5. It consists of three parts:
* op_code is the command, 0: RSTART, 1: WRITE, 2: READ, 3: STOP, 4: END.
* op_code is the command, 6: RSTART, 1: WRITE, 3: READ, 2: STOP, 4: END.
* Byte_num represents the number of bytes that need to be sent or received.
* ack_check_en, ack_exp and ack are used to control the ACK bit. See I2C cmd
* structure for more
@@ -1262,7 +1262,7 @@ extern "C" {
#define I2C_COMD6_REG(i) (REG_I2C_BASE(i) + 0x70)
/** I2C_COMMAND6 : R/W; bitpos: [13:0]; default: 0;
* This is the content of command 6. It consists of three parts:
* op_code is the command, 0: RSTART, 1: WRITE, 2: READ, 3: STOP, 4: END.
* op_code is the command, 6: RSTART, 1: WRITE, 3: READ, 2: STOP, 4: END.
* Byte_num represents the number of bytes that need to be sent or received.
* ack_check_en, ack_exp and ack are used to control the ACK bit. See I2C cmd
* structure for more
@@ -1286,7 +1286,7 @@ extern "C" {
#define I2C_COMD7_REG(i) (REG_I2C_BASE(i) + 0x74)
/** I2C_COMMAND7 : R/W; bitpos: [13:0]; default: 0;
* This is the content of command 7. It consists of three parts:
* op_code is the command, 0: RSTART, 1: WRITE, 2: READ, 3: STOP, 4: END.
* op_code is the command, 6: RSTART, 1: WRITE, 3: READ, 2: STOP, 4: END.
* Byte_num represents the number of bytes that need to be sent or received.
* ack_check_en, ack_exp and ack are used to control the ACK bit. See I2C cmd
* structure for more

2
components/soc/esp32h2/register/soc/i2c_struct.h
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@@ -916,7 +916,7 @@ typedef union {
struct {
/** command : R/W; bitpos: [13:0]; default: 0;
* This is the content of command. It consists of three parts:
* op_code is the command, 0: RSTART, 1: WRITE, 2: READ, 3: STOP, 4: END.
* op_code is the command, 6: RSTART, 1: WRITE, 3: READ, 2: STOP, 4: END.
* Byte_num represents the number of bytes that need to be sent or received.
* ack_check_en, ack_exp and ack are used to control the ACK bit. See I2C cmd
* structure for more

8
components/soc/esp32h21/register/soc/i2c_reg.h
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@@ -1,5 +1,5 @@
/**
* SPDX-FileCopyrightText: 2024-2025 Espressif Systems (Shanghai) CO LTD
* SPDX-FileCopyrightText: 2024-2026 Espressif Systems (Shanghai) CO LTD
*
* SPDX-License-Identifier: Apache-2.0 OR MIT
*/
@@ -1139,10 +1139,10 @@ extern "C" {
* Configures command 0.
* It consists of three parts:
* op_code is the command
* 0: RSTART
* 6: RSTART
* 1: WRITE
* 2: READ
* 3: STOP
* 3: READ
* 2: STOP
* 4: END.
* Byte_num represents the number of bytes that need to be sent or received.
* ack_check_en, ack_exp, and ack are used to control the ACK bit. See I2C cmd

8
components/soc/esp32h21/register/soc/i2c_struct.h
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@@ -1,5 +1,5 @@
/**
* SPDX-FileCopyrightText: 2024-2025 Espressif Systems (Shanghai) CO LTD
* SPDX-FileCopyrightText: 2024-2026 Espressif Systems (Shanghai) CO LTD
*
* SPDX-License-Identifier: Apache-2.0 OR MIT
*/
@@ -974,10 +974,10 @@ typedef union {
* Configures command 0.
* It consists of three parts:
* op_code is the command
* 0: RSTART
* 6: RSTART
* 1: WRITE
* 2: READ
* 3: STOP
* 3: READ
* 2: STOP
* 4: END.
* Byte_num represents the number of bytes that need to be sent or received.
* ack_check_en, ack_exp, and ack are used to control the ACK bit. See I2C cmd

8
components/soc/esp32p4/register/hw_ver1/soc/i2c_reg.h
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@@ -1,5 +1,5 @@
/**
* SPDX-FileCopyrightText: 2025 Espressif Systems (Shanghai) CO LTD
* SPDX-FileCopyrightText: 2025-2026 Espressif Systems (Shanghai) CO LTD
*
* SPDX-License-Identifier: Apache-2.0 OR MIT
*/
@@ -1172,10 +1172,10 @@ extern "C" {
/** I2C_COMMAND0 : R/W; bitpos: [13:0]; default: 0;
* Configures command 0. It consists of three parts:
* op_code is the command,
* 0: RSTART,
* 6: RSTART,
* 1: WRITE,
* 2: READ,
* 3: STOP,
* 3: READ,
* 2: STOP,
* 4: END.
*
* Byte_num represents the number of bytes that need to be sent or received.

8
components/soc/esp32p4/register/hw_ver1/soc/i2c_struct.h
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@@ -1,5 +1,5 @@
/**
* SPDX-FileCopyrightText: 2025 Espressif Systems (Shanghai) CO LTD
* SPDX-FileCopyrightText: 2025-2026 Espressif Systems (Shanghai) CO LTD
*
* SPDX-License-Identifier: Apache-2.0 OR MIT
*/
@@ -1009,10 +1009,10 @@ typedef union {
/** command : R/W; bitpos: [13:0]; default: 0;
* Configures command. It consists of three parts:
* op_code is the command,
* 0: RSTART,
* 6: RSTART,
* 1: WRITE,
* 2: READ,
* 3: STOP,
* 3: READ,
* 2: STOP,
* 4: END.
*
* Byte_num represents the number of bytes that need to be sent or received.

8
components/soc/esp32p4/register/hw_ver1/soc/lp_i2c_reg.h
View File

@@ -1,5 +1,5 @@
/**
* SPDX-FileCopyrightText: 2025 Espressif Systems (Shanghai) CO LTD
* SPDX-FileCopyrightText: 2025-2026 Espressif Systems (Shanghai) CO LTD
*
* SPDX-License-Identifier: Apache-2.0 OR MIT
*/
@@ -995,10 +995,10 @@ extern "C" {
/** LP_I2C_COMMAND0 : R/W; bitpos: [13:0]; default: 0;
* Configures command 0. It consists of three parts:
* op_code is the command,
* 0: RSTART,
* 6: RSTART,
* 1: WRITE,
* 2: READ,
* 3: STOP,
* 3: READ,
* 2: STOP,
* 4: END.
*
* Byte_num represents the number of bytes that need to be sent or received.

8
components/soc/esp32p4/register/hw_ver1/soc/lp_i2c_struct.h
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@@ -1,5 +1,5 @@
/**
* SPDX-FileCopyrightText: 2025 Espressif Systems (Shanghai) CO LTD
* SPDX-FileCopyrightText: 2025-2026 Espressif Systems (Shanghai) CO LTD
*
* SPDX-License-Identifier: Apache-2.0 OR MIT
*/
@@ -851,10 +851,10 @@ typedef union {
/** command0 : R/W; bitpos: [13:0]; default: 0;
* Configures command 0. It consists of three parts:
* op_code is the command,
* 0: RSTART,
* 6: RSTART,
* 1: WRITE,
* 2: READ,
* 3: STOP,
* 3: READ,
* 2: STOP,
* 4: END.
*
* Byte_num represents the number of bytes that need to be sent or received.

18
components/soc/esp32s3/register/soc/i2c_reg.h
View File

@@ -1,5 +1,5 @@
/*
* SPDX-FileCopyrightText: 2021-2025 Espressif Systems (Shanghai) CO LTD
* SPDX-FileCopyrightText: 2021-2026 Espressif Systems (Shanghai) CO LTD
*
* SPDX-License-Identifier: Apache-2.0 OR MIT
*/
@@ -1085,7 +1085,7 @@ extern "C" {
#define I2C_COMD0_REG (DR_REG_I2C_BASE + 0x58)
/** I2C_COMMAND0 : R/W; bitpos: [13:0]; default: 0;
* This is the content of command 0. It consists of three parts:
* op_code is the command, 0: RSTART; 1: WRITE; 2: READ; 3: STOP; 4: END.
* op_code is the command, 6: RSTART; 1: WRITE; 3: READ; 2: STOP; 4: END.
* Byte_num represents the number of bytes that need to be sent or received.
* ack_check_en, ack_exp and ack are used to control the ACK bit. See I2C cmd
* structure for more
@@ -1110,7 +1110,7 @@ extern "C" {
#define I2C_COMD1_REG (DR_REG_I2C_BASE + 0x5c)
/** I2C_COMMAND1 : R/W; bitpos: [13:0]; default: 0;
* This is the content of command 1. It consists of three parts:
* op_code is the command, 0: RSTART; 1: WRITE; 2: READ; 3: STOP; 4: END.
* op_code is the command, 6: RSTART; 1: WRITE; 3: READ; 2: STOP; 4: END.
* Byte_num represents the number of bytes that need to be sent or received.
* ack_check_en, ack_exp and ack are used to control the ACK bit. See I2C cmd
* structure for more
@@ -1135,7 +1135,7 @@ extern "C" {
#define I2C_COMD2_REG (DR_REG_I2C_BASE + 0x60)
/** I2C_COMMAND2 : R/W; bitpos: [13:0]; default: 0;
* This is the content of command 2. It consists of three parts:
* op_code is the command, 0: RSTART; 1: WRITE; 2: READ; 3: STOP; 4: END.
* op_code is the command, 6: RSTART; 1: WRITE; 3: READ; 2: STOP; 4: END.
* Byte_num represents the number of bytes that need to be sent or received.
* ack_check_en, ack_exp and ack are used to control the ACK bit. See I2C cmd
* structure for more
@@ -1160,7 +1160,7 @@ extern "C" {
#define I2C_COMD3_REG (DR_REG_I2C_BASE + 0x64)
/** I2C_COMMAND3 : R/W; bitpos: [13:0]; default: 0;
* This is the content of command 3. It consists of three parts:
* op_code is the command, 0: RSTART; 1: WRITE; 2: READ; 3: STOP; 4: END.
* op_code is the command, 6: RSTART; 1: WRITE; 3: READ; 2: STOP; 4: END.
* Byte_num represents the number of bytes that need to be sent or received.
* ack_check_en, ack_exp and ack are used to control the ACK bit. See I2C cmd
* structure for more
@@ -1185,7 +1185,7 @@ extern "C" {
#define I2C_COMD4_REG (DR_REG_I2C_BASE + 0x68)
/** I2C_COMMAND4 : R/W; bitpos: [13:0]; default: 0;
* This is the content of command 4. It consists of three parts:
* op_code is the command, 0: RSTART; 1: WRITE; 2: READ; 3: STOP; 4: END.
* op_code is the command, 6: RSTART; 1: WRITE; 3: READ; 2: STOP; 4: END.
* Byte_num represents the number of bytes that need to be sent or received.
* ack_check_en, ack_exp and ack are used to control the ACK bit. See I2C cmd
* structure for more
@@ -1210,7 +1210,7 @@ extern "C" {
#define I2C_COMD5_REG (DR_REG_I2C_BASE + 0x6c)
/** I2C_COMMAND5 : R/W; bitpos: [13:0]; default: 0;
* This is the content of command 5. It consists of three parts:
* op_code is the command, 0: RSTART; 1: WRITE; 2: READ; 3: STOP; 4: END.
* op_code is the command, 6: RSTART; 1: WRITE; 3: READ; 2: STOP; 4: END.
* Byte_num represents the number of bytes that need to be sent or received.
* ack_check_en, ack_exp and ack are used to control the ACK bit. See I2C cmd
* structure for more
@@ -1234,7 +1234,7 @@ extern "C" {
#define I2C_COMD6_REG (DR_REG_I2C_BASE + 0x70)
/** I2C_COMMAND6 : R/W; bitpos: [13:0]; default: 0;
* This is the content of command 6. It consists of three parts:
* op_code is the command, 0: RSTART; 1: WRITE; 2: READ; 3: STOP; 4: END.
* op_code is the command, 6: RSTART; 1: WRITE; 3: READ; 2: STOP; 4: END.
* Byte_num represents the number of bytes that need to be sent or received.
* ack_check_en, ack_exp and ack are used to control the ACK bit. See I2C cmd
* structure for more
@@ -1258,7 +1258,7 @@ extern "C" {
#define I2C_COMD7_REG (DR_REG_I2C_BASE + 0x74)
/** I2C_COMMAND7 : R/W; bitpos: [13:0]; default: 0;
* This is the content of command 7. It consists of three parts:
* op_code is the command, 0: RSTART; 1: WRITE; 2: READ; 3: STOP; 4: END.
* op_code is the command, 6: RSTART; 1: WRITE; 3: READ; 2: STOP; 4: END.
* Byte_num represents the number of bytes that need to be sent or received.
* ack_check_en, ack_exp and ack are used to control the ACK bit. See I2C cmd
* structure for more

2
components/soc/esp32s3/register/soc/i2c_struct.h
View File

@@ -900,7 +900,7 @@ typedef union {
struct {
/** command0 : R/W; bitpos: [13:0]; default: 0;
* This is the content of command 0. It consists of three parts:
* op_code is the command, 0: RSTART; 1: WRITE; 2: READ; 3: STOP; 4: END.
* op_code is the command, 6: RSTART; 1: WRITE; 3: READ; 2: STOP; 4: END.
* Byte_num represents the number of bytes that need to be sent or received.
* ack_check_en, ack_exp and ack are used to control the ACK bit. See I2C cmd
* structure for more

6
components/soc/esp32s31/register/soc/i2c_reg.h
View File

@@ -1141,10 +1141,10 @@ extern "C" {
* Configures command 0.
* It consists of three parts:
* op_code is the command
* 0: RSTART
* 6: RSTART
* 1: WRITE
* 2: READ
* 3: STOP
* 3: READ
* 2: STOP
* 4: END.
* Byte_num represents the number of bytes that need to be sent or received.
* ack_check_en, ack_exp, and ack are used to control the ACK bit. See I2C cmd

6
components/soc/esp32s31/register/soc/lp_i2c_struct.h
View File

@@ -771,10 +771,10 @@ typedef union {
* Configures command 0.
* It consists of three parts:
* op_code is the command
* 0: RSTART
* 6: RSTART
* 1: WRITE
* 2: READ
* 3: STOP
* 3: READ
* 2: STOP
* 4: END.
* Byte_num represents the number of bytes that need to be sent or received.
* ack_check_en, ack_exp, and ack are used to control the ACK bit. See I2C cmd