alexey.zholtikov/esp-idf-mpr121
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Changed default GPIO

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nopnop2002
2023-09-10 20:08:40 +09:00
parent 45092f05a3
commit 367c73b834
2 changed files with 15 additions and 13 deletions
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11
README.md
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@@ -4,8 +4,9 @@ MPR121 Capacitive Touch Driver for esp-idf.
I ported from [here](https://github.com/BareConductive/mpr121).
# Software requirements
ESP-IDF V4.4/V5.0.
ESP-IDF V4.4/V5.x.
ESP-IDF V5.0 is required when using ESP32-C2.
ESP-IDF V5.1 is required when using ESP32-C6.
# Hardware requirements
MPR121 Capacitive Touch switch.
@@ -32,11 +33,11 @@ idf.py flash
# Wirering
|MPR121||ESP32|ESP32-S2/S3|ESP32-C2/C3|
|MPR121||ESP32|ESP32-S2/S3|ESP32-C2/C3/C6|
|:-:|:-:|:-:|:-:|:-:|
|SCL|--|GPIO4|GPIO16|GPIO6|
|SDA|--|GPIO5|GPIO17|GPIO7|
|IRQ|--|GPIO15|GPIO18|GPIO8|
|SCL|--|GPIO22|GPIO12|GPIO6|
|SDA|--|GPIO21|GPIO11|GPIO5|
|IRQ|--|GPIO15|GPIO18|GPIO4|
|GND|--|GND|GND|GND|
|VCC|--|3.3V|3.3V|3.3V|

17
main/Kconfig.projbuild
View File

@@ -7,6 +7,7 @@ menu "MPR121 Configuration"
default 48 if IDF_TARGET_ESP32S3
default 18 if IDF_TARGET_ESP32C2
default 19 if IDF_TARGET_ESP32C3
default 30 if IDF_TARGET_ESP32C6
config I2C_ADDRESS
hex "I2C address"
@@ -17,9 +18,9 @@ menu "MPR121 Configuration"
config SCL_GPIO
int "SCL GPIO number"
range 0 GPIO_RANGE_MAX
default 16 if IDF_TARGET_ESP32S2 || IDF_TARGET_ESP32S3
default 6 if IDF_TARGET_ESP32C3 || IDF_TARGET_ESP32C2
default 4
default 22 if IDF_TARGET_ESP32
default 12 if IDF_TARGET_ESP32S2 || IDF_TARGET_ESP32S3
default 6 # C3 and others
help
GPIO number (IOxx) to SCL.
Some GPIOs are used for other purposes (flash connections, etc.) and cannot be used to blink.
@@ -27,9 +28,9 @@ menu "MPR121 Configuration"
config SDA_GPIO
int "SDA GPIO number"
range 0 GPIO_RANGE_MAX
default 17 if IDF_TARGET_ESP32S2 || IDF_TARGET_ESP32S3
default 7 if IDF_TARGET_ESP32C3 || IDF_TARGET_ESP32C2
default 5
default 21 if IDF_TARGET_ESP32
default 11 if IDF_TARGET_ESP32S2 || IDF_TARGET_ESP32S3
default 5 # C3 and others
help
GPIO number (IOxx) to SDA.
Some GPIOs are used for other purposes (flash connections, etc.) and cannot be used to blink.
@@ -37,9 +38,9 @@ menu "MPR121 Configuration"
config IRQ_GPIO
int "IRQ GPIO number"
range 0 GPIO_RANGE_MAX
default 15 if IDF_TARGET_ESP32
default 18 if IDF_TARGET_ESP32S2 || IDF_TARGET_ESP32S3
default 8 if IDF_TARGET_ESP32C3 || IDF_TARGET_ESP32C2
default 15
default 4 # C3 and others
help
GPIO number (IOxx) to IRQ.
Some GPIOs are used for other purposes (flash connections, etc.) and cannot be used to blink.