From 6d1706cd70a7e8777ab9a1cd7ed3e8cd3e22637b Mon Sep 17 00:00:00 2001 From: Rodrigo Garcia Date: Wed, 23 Aug 2023 20:31:29 -0300 Subject: [PATCH] allows setting buffer size after or before begin() --- cores/esp32/HWCDC.cpp | 15 ++++++++++++--- 1 file changed, 12 insertions(+), 3 deletions(-) diff --git a/cores/esp32/HWCDC.cpp b/cores/esp32/HWCDC.cpp index cc0202f657c..5dcc1b4b567 100644 --- a/cores/esp32/HWCDC.cpp +++ b/cores/esp32/HWCDC.cpp @@ -173,9 +173,18 @@ void HWCDC::begin(unsigned long baud) if(tx_lock == NULL) { tx_lock = xSemaphoreCreateMutex(); } - setRxBufferSize(256);//default if not preset - setTxBufferSize(256);//default if not preset - + //RX Buffer default has 256 bytes if not preset + if(rx_queue == NULL) { + if (!setRxBufferSize(256)) { + log_e("HW CDC RX Buffer error"); + } + } + //TX Buffer default has 256 bytes if not preset + if (tx_ring_buf == NULL) { + if (!setTxBufferSize(256)) { + log_e("HW CDC TX Buffer error"); + } + } usb_serial_jtag_ll_disable_intr_mask(USB_SERIAL_JTAG_LL_INTR_MASK); usb_serial_jtag_ll_clr_intsts_mask(USB_SERIAL_JTAG_LL_INTR_MASK); usb_serial_jtag_ll_ena_intr_mask(USB_SERIAL_JTAG_INTR_SERIAL_IN_EMPTY | USB_SERIAL_JTAG_INTR_SERIAL_OUT_RECV_PKT | USB_SERIAL_JTAG_INTR_BUS_RESET);