PrincessPi/Sillyfilly-CAN
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

Added support for ESP32-C3

Browse Source
This commit is contained in:
nopnop2002
2021-07-24 09:43:56 +09:00
parent 01facafda0
commit cb990434f3
3 changed files with 47 additions and 43 deletions
Download Patch File Download Diff File Expand all files Collapse all files
README.md
+45 -36
View File
@@ -14,18 +14,18 @@ Use twai(Two-Wire Automotive Interface) driver instead of can driver.
# Hardware requirements
1. SN65HVD23x CAN-BUS Transceiver
|SN65HVD23x||ESP32|ESP32-S2||
|:-:|:-:|:-:|:-:|:-:|
|D(CTX)|--|GPIO21|GPIO17|(*1)|
|GND|--|GND|GND||
|Vcc|--|3.3V|3.3V||
|R(CRX)|--|GPIO22|GPIO18|(*1)|
|Vref|--|N/C|N/C||
|CANL|--|||To CAN Bus|
|CANH|--|||To CAN Bus|
|RS|--|GND|GND|(*2)|
|SN65HVD23x||ESP32|ESP32-S2|ESP32-C3||
|:-:|:-:|:-:|:-:|:-:|:-:|
|D(CTX)|--|GPIO21|GPIO17|GPIO9|(*1)|
|GND|--|GND|GND|GND||
|Vcc|--|3.3V|3.3V|3.3V||
|R(CRX)|--|GPIO22|GPIO18|GPIO10|(*1)|
|Vref|--|N/C|N/C|N/C||
|CANL|--||||To CAN Bus|
|CANH|--||||To CAN Bus|
|RS|--|GND|GND|GND|(*2)|
(*1) You can change using menuconfig.
(*1) You can change using menuconfig. But it may not work with other GPIOs.
(*2) N/C for SN65HVD232
@@ -35,31 +35,31 @@ I used 150 ohms.
# Test Circuit
```
+-----------+ +-----------+ +-----------+
| Atmega328 | | Atmega328 | | ESP32 |
| | | | | |
| Transmit | | Receive | | 21 22 |
+-----------+ +-----------+ +-----------+
| | | | | |
+-----------+ +-----------+ | |
| | | | | |
| MCP2515 | | MCP2515 | | |
| | | | | |
+-----------+ +-----------+ | |
| | | | | |
+-----------+ +-----------+ +-----------+
| | | | | D R |
| MCP2551 | | MCP2551 | | VP230 |
| H L | | H L | | H L |
+-----------+ +-----------+ +-----------+
| | | | | |
+--^^^--+ | | +--^^^--+
| R1 | | | | R2 |
|---+-------|-----+-------|-----+-------|---| BackBorn H
| | |
| | |
| | |
|-----------+-------------+-------------+---| BackBorn L
+-----------+ +-----------+ +-----------+
| Atmega328 | | Atmega328 | | ESP32 |
| | | | | |
| Transmit | | Receive | | 21 22 |
+-----------+ +-----------+ +-----------+
| | | | | |
+-----------+ +-----------+ | |
| | | | | |
| MCP2515 | | MCP2515 | | |
| | | | | |
+-----------+ +-----------+ | |
| | | | | |
+-----------+ +-----------+ +-----------+
| | | | | D R |
| MCP2551 | | MCP2551 | | VP230 |
| H L | | H L | | H L |
+-----------+ +-----------+ +-----------+
| | | | | |
+--^^^--+ | | +--^^^--+
| R1 | | | | R2 |
|---+-------|-------+-------|-------+-------|---| BackBorn H
| | |
| | |
| | |
|-----------+---------------+---------------+---| BackBorn L
+--^^^--+:Terminaror register
R1:120 ohms
@@ -89,6 +89,15 @@ idf.py menuconfig
idf.py flash
```
# Installation for ESP32-C3
```
git clone https://github.com/nopnop2002/esp-idf-can2http
cd esp-idf-can2http
idf.py set-target esp32c3
idf.py menuconfig
idf.py flash
```
# Configuration
![config-main](https://user-images.githubusercontent.com/6020549/123870635-92a6ce00-d96d-11eb-9b67-7b6a26e95fbd.jpg)
![config-app](https://user-images.githubusercontent.com/6020549/123870638-94709180-d96d-11eb-94da-b4860148be6a.jpg)
main/Kconfig.projbuild
+2 -2
View File
@@ -44,7 +44,7 @@ menu "Application Configuration"
config CTX_GPIO
int "CTX GPIO number"
range 0 34
default 2 if IDF_TARGET_ESP32C3
default 9 if IDF_TARGET_ESP32C3
default 17 if IDF_TARGET_ESP32S2 || IDF_TARGET_ESP32S3
default 21 if IDF_TARGET_ESP32
help
@@ -55,7 +55,7 @@ menu "Application Configuration"
config CRX_GPIO
int "CRX GPIO number"
range 0 34
default 3 if IDF_TARGET_ESP32C3
default 10 if IDF_TARGET_ESP32C3
default 18 if IDF_TARGET_ESP32S2 || IDF_TARGET_ESP32S3
default 22 if IDF_TARGET_ESP32
help
sdkconfig.defaults
-5
View File
@@ -1,8 +1,3 @@
#
# Serial flasher config
#
CONFIG_ESPTOOLPY_FLASHSIZE_4MB=y
#
# Partition Table
#