diff options
| -rw-r--r-- | ports/stm32/mpbthciport.c | 11 |
1 files changed, 8 insertions, 3 deletions
diff --git a/ports/stm32/mpbthciport.c b/ports/stm32/mpbthciport.c index 71a9e4fc7..a5977ff12 100644 --- a/ports/stm32/mpbthciport.c +++ b/ports/stm32/mpbthciport.c @@ -142,8 +142,9 @@ int mp_bluetooth_hci_uart_init(uint32_t port, uint32_t baudrate) { mp_bluetooth_hci_uart_obj.base.type = &pyb_uart_type; mp_bluetooth_hci_uart_obj.uart_id = port; mp_bluetooth_hci_uart_obj.is_static = true; - mp_bluetooth_hci_uart_obj.timeout = 2; - mp_bluetooth_hci_uart_obj.timeout_char = 2; + // We don't want to block indefinitely, but expect flow control is doing its job. + mp_bluetooth_hci_uart_obj.timeout = 200; + mp_bluetooth_hci_uart_obj.timeout_char = 200; MP_STATE_PORT(pyb_uart_obj_all)[mp_bluetooth_hci_uart_obj.uart_id - 1] = &mp_bluetooth_hci_uart_obj; // This also initialises the UART. @@ -184,7 +185,11 @@ int mp_bluetooth_hci_uart_write(const uint8_t *buf, size_t len) { // DEBUG_printf("mp_bluetooth_hci_uart_write (stm32)\n"); mp_bluetooth_hci_controller_wakeup(); - uart_tx_strn(&mp_bluetooth_hci_uart_obj, (void *)buf, len); + int errcode; + uart_tx_data(&mp_bluetooth_hci_uart_obj, (void *)buf, len, &errcode); + if (errcode != 0) { + printf("\nmp_bluetooth_hci_uart_write: failed to write to UART %d\n", errcode); + } return 0; } |