1 files changed, 3 insertions, 0 deletions
diff --git a/gm_platform/fw/serial.c b/gm_platform/fw/serial.c
index 2c80674..6b3ba00 100644
--- a/gm_platform/fw/serial.c
+++ b/gm_platform/fw/serial.c
@@ -206,6 +206,7 @@ void usart_schedule_dma() {
             xfr_len = sizeof(buf->data) - xfr_start;
         }
 
+        leds.error = 250;
     }
 
     buf->xfr_start = xfr_start;
@@ -264,6 +265,8 @@ int usart_send_packet_nonblocking(struct ll_pkt *pkt, size_t pkt_len) {
     usart_tx_buf.packet_end[usart_tx_buf.wr_idx] = usart_tx_buf.wr_pos;
     usart_tx_buf.wr_idx = (usart_tx_buf.wr_idx + 1) % ARRAY_LEN(usart_tx_buf.packet_end);
 
+    leds.usb = 100;
+
     if (!(DMA1_Channel2->CCR & DMA_CCR_EN))
         usart_schedule_dma();
     return 0;