ESP-IDF
p_i2c_obj
is only used within ESP-IDF.
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ESP-IDF Framework and Examples
ESP-IDF
p_i2c_obj
p_i2c_obj variable
Syntax
Show:
Summary
Declaration
from
i2c.c:249
static
i2c_obj_t
*
p_i2c_obj
[
I2C_NUM_MAX
]
=
{
0
}
;
Examples
References
from
examples
Code
Location
Referrer
static
i2c_obj_t
*
p_i2c_obj
[
I2C_NUM_MAX
]
=
{
0
}
;
i2c.c:249
if
(
p_i2c_obj
[
i2c_num
]
==
NULL
)
{
i2c.c:310
i2c_driver_install()
p_i2c_obj
[
i2c_num
]
=
(
i2c_obj_t
*
)
heap_caps_calloc
(
1
,
sizeof
(
i2c_obj_t
)
,
alloc_caps
)
;
i2c.c:317
i2c_driver_install()
if
(
p_i2c_obj
[
i2c_num
]
==
NULL
)
{
i2c.c:318
i2c_driver_install()
i2c_obj_t
*
p_i2c
=
p_i2c_obj
[
i2c_num
]
;
i2c.c:322
i2c_driver_install()
i2c_isr_handler_default
,
p_i2c_obj
[
i2c_num
]
,
i2c.c:417
i2c_driver_install()
&
p_i2c_obj
[
i2c_num
]
->
intr_handle
)
;
i2c.c:418
i2c_driver_install()
if
(
p_i2c_obj
[
i2c_num
]
)
{
i2c.c:440
i2c_driver_install()
if
(
p_i2c_obj
[
i2c_num
]
->
rx_ring_buf
)
{
i2c.c:441
i2c_driver_install()
vRingbufferDelete
(
p_i2c_obj
[
i2c_num
]
->
rx_ring_buf
)
;
i2c.c:442
i2c_driver_install()
p_i2c_obj
[
i2c_num
]
->
rx_ring_buf
=
NULL
;
i2c.c:443
i2c_driver_install()
p_i2c_obj
[
i2c_num
]
->
rx_buf_length
=
0
;
i2c.c:444
i2c_driver_install()
if
(
p_i2c_obj
[
i2c_num
]
->
tx_ring_buf
)
{
i2c.c:446
i2c_driver_install()
vRingbufferDelete
(
p_i2c_obj
[
i2c_num
]
->
tx_ring_buf
)
;
i2c.c:447
i2c_driver_install()
p_i2c_obj
[
i2c_num
]
->
tx_ring_buf
=
NULL
;
i2c.c:448
i2c_driver_install()
p_i2c_obj
[
i2c_num
]
->
tx_buf_length
=
0
;
i2c.c:449
i2c_driver_install()
if
(
p_i2c_obj
[
i2c_num
]
->
cmd_evt_queue
)
{
i2c.c:451
i2c_driver_install()
vQueueDeleteWithCaps
(
p_i2c_obj
[
i2c_num
]
->
cmd_evt_queue
)
;
i2c.c:452
i2c_driver_install()
p_i2c_obj
[
i2c_num
]
->
cmd_evt_queue
=
NULL
;
i2c.c:453
i2c_driver_install()
if
(
p_i2c_obj
[
i2c_num
]
->
cmd_mux
)
{
i2c.c:455
i2c_driver_install()
vSemaphoreDelete
(
p_i2c_obj
[
i2c_num
]
->
cmd_mux
)
;
i2c.c:456
i2c_driver_install()
if
(
p_i2c_obj
[
i2c_num
]
->
slv_rx_mux
)
{
i2c.c:459
i2c_driver_install()
vSemaphoreDelete
(
p_i2c_obj
[
i2c_num
]
->
slv_rx_mux
)
;
i2c.c:460
i2c_driver_install()
if
(
p_i2c_obj
[
i2c_num
]
->
slv_tx_mux
)
{
i2c.c:462
i2c_driver_install()
vSemaphoreDelete
(
p_i2c_obj
[
i2c_num
]
->
slv_tx_mux
)
;
i2c.c:463
i2c_driver_install()
if
(
p_i2c_obj
[
i2c_num
]
->
pm_lock
)
{
i2c.c:467
i2c_driver_install()
esp_pm_lock_delete
(
p_i2c_obj
[
i2c_num
]
->
pm_lock
)
;
i2c.c:468
i2c_driver_install()
p_i2c_obj
[
i2c_num
]
->
pm_lock
=
NULL
;
i2c.c:469
i2c_driver_install()
free
(
p_i2c_obj
[
i2c_num
]
)
;
i2c.c:473
i2c_driver_install()
p_i2c_obj
[
i2c_num
]
=
NULL
;
i2c.c:474
i2c_driver_install()
ESP_RETURN_ON_FALSE
(
p_i2c_obj
[
i2c_num
]
!=
NULL
,
ESP_FAIL
,
I2C_TAG
,
I2C_DRIVER_ERR_STR
)
;
i2c.c:481
i2c_driver_delete()
i2c_obj_t
*
p_i2c
=
p_i2c_obj
[
i2c_num
]
;
i2c.c:483
i2c_driver_delete()
if
(
p_i2c_obj
[
i2c_num
]
->
cmd_evt_queue
)
{
i2c.c:501
i2c_driver_delete()
vQueueDeleteWithCaps
(
p_i2c_obj
[
i2c_num
]
->
cmd_evt_queue
)
;
i2c.c:502
i2c_driver_delete()
p_i2c_obj
[
i2c_num
]
->
cmd_evt_queue
=
NULL
;
i2c.c:503
i2c_driver_delete()
free
(
p_i2c_obj
[
i2c_num
]
)
;
i2c.c:534
i2c_driver_delete()
p_i2c_obj
[
i2c_num
]
=
NULL
;
i2c.c:535
i2c_driver_delete()
p_i2c_obj
[
i2c_num
]
->
status
=
I2C_STATUS_ACK_ERROR
;
i2c.c:581
i2c_isr_handler_default()
p_i2c_obj
[
i2c_num
]
->
status
=
I2C_STATUS_TIMEOUT
;
i2c.c:584
i2c_isr_handler_default()
p_i2c_obj
[
i2c_num
]
->
status
=
I2C_STATUS_TIMEOUT
;
i2c.c:587
i2c_isr_handler_default()
ESP_RETURN_ON_FALSE
(
p_i2c_obj
[
i2c_num
]
!=
NULL
,
ESP_FAIL
,
I2C_TAG
,
I2C_DRIVER_ERR_STR
)
;
i2c.c:864
i2c_filter_enable()
i2c_obj_t
*
p_i2c
=
p_i2c_obj
[
i2c_num
]
;
i2c.c:1407
i2c_master_cmd_begin_static()
ESP_RETURN_ON_FALSE
(
p_i2c_obj
[
i2c_num
]
!=
NULL
,
ESP_ERR_INVALID_STATE
,
I2C_TAG
,
I2C_DRIVER_NOT_INSTALL_ERR_STR
)
;
i2c.c:1534
i2c_master_cmd_begin()
ESP_RETURN_ON_FALSE
(
p_i2c_obj
[
i2c_num
]
->
mode
==
I2C_MODE_MASTER
,
ESP_ERR_INVALID_STATE
,
I2C_TAG
,
I2C_MASTER_MODE_ERR_STR
)
;
i2c.c:1535
i2c_master_cmd_begin()
if
(
(
p_i2c_obj
[
i2c_num
]
->
intr_alloc_flags
&
ESP_INTR_FLAG_IRAM
)
&&
i2c.c:1541
i2c_master_cmd_begin()
i2c_obj_t
*
p_i2c
=
p_i2c_obj
[
i2c_num
]
;
i2c.c:1549
i2c_master_cmd_begin()
ESP_RETURN_ON_FALSE
(
p_i2c_obj
[
i2c_num
]
!=
NULL
,
ESP_FAIL
,
I2C_TAG
,
I2C_DRIVER_ERR_STR
)
;
i2c.c:1646
i2c_slave_write_buffer()
ESP_RETURN_ON_FALSE
(
p_i2c_obj
[
i2c_num
]
->
mode
==
I2C_MODE_SLAVE
,
ESP_FAIL
,
I2C_TAG
,
I2C_MODE_SLAVE_ERR_STR
)
;
i2c.c:1648
i2c_slave_write_buffer()
i2c_obj_t
*
p_i2c
=
p_i2c_obj
[
i2c_num
]
;
i2c.c:1649
i2c_slave_write_buffer()
ESP_RETURN_ON_FALSE
(
p_i2c_obj
[
i2c_num
]
!=
NULL
,
ESP_FAIL
,
I2C_TAG
,
I2C_DRIVER_ERR_STR
)
;
i2c.c:1676
i2c_slave_read_buffer()
ESP_RETURN_ON_FALSE
(
p_i2c_obj
[
i2c_num
]
->
mode
==
I2C_MODE_SLAVE
,
ESP_FAIL
,
I2C_TAG
,
I2C_MODE_SLAVE_ERR_STR
)
;
i2c.c:1678
i2c_slave_read_buffer()
i2c_obj_t
*
p_i2c
=
p_i2c_obj
[
i2c_num
]
;
i2c.c:1682
i2c_slave_read_buffer()
Call Tree
from
examples
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Data Use
from
examples
p_i2c_obj
is read by 8 functions:
All items filtered out
p_i2c_obj
i2c_driver_install()
i2c_driver_delete()
i2c_isr_handler_default()
i2c_filter_enable()
i2c_master_cmd_begin_static()
i2c_master_cmd_begin()
i2c_slave_write_buffer()
i2c_slave_read_buffer()
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Class Tree
from
examples
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Override Tree
from
examples
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Implementations
from
examples
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Instances
from
examples
Lifecycle
from
examples
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