From 6a022c73dbf1551a441fafbea3a27c1a9951816f Mon Sep 17 00:00:00 2001 From: hathach Date: Wed, 20 Apr 2022 18:35:38 +0700 Subject: add note for tud_task() behavior in freertos example --- examples/device/cdc_msc_freertos/src/main.c | 5 +++-- examples/device/hid_composite_freertos/src/main.c | 4 +++- 2 files changed, 6 insertions(+), 3 deletions(-) (limited to 'examples') diff --git a/examples/device/cdc_msc_freertos/src/main.c b/examples/device/cdc_msc_freertos/src/main.c index 0d40782ef..0492f2724 100644 --- a/examples/device/cdc_msc_freertos/src/main.c +++ b/examples/device/cdc_msc_freertos/src/main.c @@ -130,10 +130,10 @@ void usb_device_task(void* param) // RTOS forever loop while (1) { - // tinyusb device task + // put this thread to waiting state until there is new events tud_task(); - tud_cdc_write_flush(); + // following code only run if tud_task() process at least 1 event } } @@ -196,6 +196,7 @@ void cdc_task(void* params) // for throughput test e.g // $ dd if=/dev/zero of=/dev/ttyACM0 count=10000 tud_cdc_write(buf, count); + tud_cdc_write_flush(); } } diff --git a/examples/device/hid_composite_freertos/src/main.c b/examples/device/hid_composite_freertos/src/main.c index 1695f968c..317b64611 100644 --- a/examples/device/hid_composite_freertos/src/main.c +++ b/examples/device/hid_composite_freertos/src/main.c @@ -132,8 +132,10 @@ void usb_device_task(void* param) // RTOS forever loop while (1) { - // tinyusb device task + // put this thread to waiting state until there is new events tud_task(); + + // following code only run if tud_task() process at least 1 event } } -- cgit v1.3.1