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/
Diff: FatFs_Mon/mon.h
- Revision:
- 7:29fece78d927
- Parent:
- 6:7f8bc932cede
--- a/FatFs_Mon/mon.h Sat May 02 03:44:56 2020 +0000 +++ b/FatFs_Mon/mon.h Thu Jan 14 00:07:07 2021 +0000 @@ -2,15 +2,16 @@ * mbed Application program for the mbed * FatFs Check program /monitor part * - * Copyright (c) 2015,'18,'19,'20 Kenji Arai / JH1PJL + * Copyright (c) 2015,'18,'19,'20,'21 Kenji Arai / JH1PJL * http://www7b.biglobe.ne.jp/~kenjia/ * https://os.mbed.com/users/kenjiArai/ * Created: May 5th, 2015 * Revised: June 14th, 2015 - * Revised: May 2nd, 2020 + * Revised: August 8th, 2020 + * Revised: January 14th, 2021 */ // Function prototypes -------------------------------------------------------- void mon(void); -uint32_t get_disk_freespace(void); +float get_disk_freespace(void); uint32_t get_data_file_size(const char *const file_name);