Kenji Arai
run on mbed-os6.6.0
| Num | SD Card pin | Module pin | Pin Name | Port Name | SPI |
|---|---|---|---|---|---|
| 1 | CD/DAT3 | CS | D10 | PB6 | - |
| 2 | CMD/DI | SDI | D11 | PA_7 | MOSI |
| 3 | VSS1 | GND | GND | - | - |
| 4 | VDD | 3.3V | 3V3 | - | - |
| 5 | CLK | CLK | D13 | PA_5 | SCLK |
| 6 | VSS2 | GND | GND | - | - |
| 7 | DAT0/DO | SDO | D12 | PA_6 | MISO |
| 8 | DAT1 | - | - | - | - |
| 9 | DAT2 | - | - | - | - |
電源+/-を含め合計6本の結線で接続します。
Nucleoシリーズは、ボード上のLED(プログラムでLED1）がD13に接続されSPIモード設定時にSCLKとなる構成が多いので、LED1制御を止める必要があります。
For DISCO-F769NI
https://os.mbed.com/users/kenjiArai/code/DISCO-F769NI_BD_SD_Card_Control/
For DISCO-F469NI
https://os.mbed.com/users/kenjiArai/code/DISCO-F469NI_BD_SD_Card_Control/
mbed_app.json
- Committer:
- kenjiArai
- Date:
- 2021-01-14
- Revision:
- 7:29fece78d927
- Parent:
- 4:6d6ea85642ed
File content as of revision 7:29fece78d927:
{
"target_overrides": {
"NRF52840_DK": {
"target.components_add": ["SD"],
"target.features_add":["STORAGE"],
"sd.SPI_MOSI": "SPI_PSELMOSI0",
"sd.SPI_MISO": "SPI_PSELMISO0",
"sd.SPI_CLK" : "SPI_PSELSCK0",
"sd.SPI_CS" : "D0"
},
"NRF52_DK": {
"target.components_add": ["SD"],
"target.features_add":["STORAGE"],
"sd.SPI_MOSI": "SPI_PSELMOSI0",
"sd.SPI_MISO": "SPI_PSELMISO0",
"sd.SPI_CLK" : "SPI_PSELSCK0",
"sd.SPI_CS" : "D0"
},
"*": {
"target.printf_lib": "std",
"target.components_add": ["SD"],
"target.features_add":["STORAGE"]
}
}
}