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Merge pull request #34 from david-cermak/bugfix/modem_cmux_uih

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fix(esp_modem): Correction of switching to CMUX mode
This commit is contained in:
david-cermak
2022-05-24 10:38:59 +02:00
committed by GitHub
parent 541b391c3e 503218b3ba
commit 2a4e684848
2 changed files with 6 additions and 2 deletions
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2
components/esp_modem/src/esp_modem_cmux.cpp
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@ -103,7 +103,7 @@ struct CMux::CMuxFrame {
void CMux::data_available(uint8_t *data, size_t len)
{
if (data && type == 0xFF && len > 0 && dlci > 0) {
if (data && (type&FT_UIH) == FT_UIH && len > 0 && dlci > 0) { // valid payload on a virtual term
int virtual_term = dlci - 1;
if (virtual_term < MAX_TERMINALS_NUM && read_cb[virtual_term]) {
// Post partial data (or defragment to post on CMUX footer)

6
components/esp_modem/src/esp_modem_dce.cpp
View File

@ -12,6 +12,8 @@
// See the License for the specific language governing permissions and
// limitations under the License.
#include <unistd.h>
#include "cxx_include/esp_modem_dte.hpp"
#include "cxx_include/esp_modem_dce.hpp"
#include "esp_log.h"
@ -63,7 +65,9 @@ bool DCE_Mode::set(DTE *dte, ModuleIf *device, Netif &netif, modem_mode m)
if (mode == modem_mode::DATA_MODE || mode == modem_mode::CMUX_MODE) {
return false;
}
device->set_mode(modem_mode::CMUX_MODE);
device->set_mode(modem_mode::CMUX_MODE); // switch the device into CMUX mode
usleep(100'000); // some devices need a few ms to switch
if (!dte->set_mode(modem_mode::CMUX_MODE)) {
return false;
}