Merge branch 'feature/practical-multicore-example'

oyama · Jun 19, 2024 · 90005c8 · 90005c8
2 parents e767a9b + a9d02ec
commit 90005c8
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Showing 2 changed files with 6 additions and 6 deletions.
diff --git a/EXAMPLE.md b/EXAMPLE.md
@@ -4,7 +4,7 @@
 |-----------------|-------------------------------------------------------------------------|
 | [hello](examples/hello)  | Hello filesystem world.                                                 |
 | [fs\_inits](examples/fs_inits) | Examples of file system layout combinations.                      |
-| [multicore\_logger](examples/multicore_logger) | Store high sampling rate sensor data on SD cards. |
+| [multicore\_logger](examples/multicore_logger) | Multi-core 500 Hz sampling rate sensor data stored on SD card |
 | [elastic\_mqtt\_client](examples/elastic_mqtt_client) |Implements an MQTT client with a local queue to handle network disconnections seamlessly. |
 | [usb\_logger](examples/usb_logger) | Data logger that mounts littlefs and FAT on flash memory and shares it with a PC via USB mass storage class.|
 | [benchmark](examples/benchmark)| Data transfer tests with different block devices and different file system combinations.|

diff --git a/examples/multicore_logger/main.c b/examples/multicore_logger/main.c
@@ -33,16 +33,16 @@ typedef struct {
 
 queue_t sensor_queue;
 
-float normal_random(float mean, float stddev) {
-    static int hasSpare = 0;
+static float normal_random(float mean, float stddev) {
+    static bool has_spare = false;
     static float spare;
 
-    if (hasSpare) {
-        hasSpare = 0;
+    if (has_spare) {
+        has_spare = false;
         return mean + stddev * spare;
     }
 
-    hasSpare = 1;
+    has_spare = true;
     float u, v, s;
     do {
         u = (float)rand() / RAND_MAX * 2.0f - 1.0f;