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examples: support spi master examples on esp32cxx

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This commit is contained in:
wanlei
2022-10-19 16:58:32 +08:00
parent eee7b4cbfc
commit 7a91b77329
5 changed files with 24 additions and 34 deletions
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24
examples/peripherals/spi_master/hd_eeprom/README.md
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@@ -1,5 +1,5 @@
| Supported Targets | ESP32 | ESP32-C3 | ESP32-S2 | ESP32-S3 |
| ----------------- | ----- | -------- | -------- | -------- |
| Supported Targets | ESP32 | ESP32-C2 | ESP32-C3 | ESP32-S2 | ESP32-S3 |
| ----------------- | ----- | -------- | -------- | -------- | -------- |
## SPI master half duplex EEPROM example
@@ -11,16 +11,16 @@
For different chip and host used, the connections may be different.
| | ESP32 | ESP32 | ESP32S2 | ESP32C3 | ESP32S3 |
| ---- | ----- | ----- | ------- | ------- | ------- |
| Host | SPI1 | HSPI | FSPI | SPI2 | SPI2 |
| VCC | 3.3V | 3.3V | 3.3V | 3.3V | 3.3V |
| GND | GND | GND | GND | GND | GND |
| DO | 7 | 18 | 37 | 2 | 13 |
| DI | 8 | 23 | 35 | 7 | 11 |
| SK | 6 | 19 | 36 | 6 | 12 |
| CS | 13 | 13 | 34 | 10 | 10 |
| ORG | GND | GND | GND | GND | GND |
| | ESP32 | ESP32 | ESP32S2 | ESP32C2 | ESP32C3 | ESP32S3 |
| ---- | ----- | ----- | ------- | ------- | ------- | ------- |
| Host | SPI1 | HSPI | SPI2 | SPI2 | SPI2 | SPI2 |
| VCC | 3.3V | 3.3V | 3.3V | 3.3V | 3.3V | 3.3V |
| GND | GND | GND | GND | GND | GND | GND |
| DO | 7 | 18 | 37 | 2 | 2 | 13 |
| DI | 8 | 23 | 35 | 7 | 7 | 11 |
| SK | 6 | 19 | 36 | 6 | 6 | 12 |
| CS | 13 | 13 | 34 | 10 | 10 | 10 |
| ORG | GND | GND | GND | GND | GND | GND |
### Notes

2
examples/peripherals/spi_master/hd_eeprom/main/spi_eeprom_main.c
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@@ -45,7 +45,7 @@
# define PIN_NUM_MOSI 35
# define PIN_NUM_CLK 36
# define PIN_NUM_CS 34
#elif defined CONFIG_IDF_TARGET_ESP32C3
#elif defined CONFIG_IDF_TARGET_ESP32C3 || CONFIG_IDF_TARGET_ESP32C2
# define EEPROM_HOST SPI2_HOST
# define PIN_NUM_MISO 2