Sky SR102 USB TTL garbage serial output

Installing and Using OpenWrt
1

Hi, Im attempting to flash a SKY SR-102 Router, but having issue with connecting via USB TTL cable, But i cant get a clear output on the serial connection, ive used this cable to flash 2 BT Home Hub5a Routers before, connecting TX & RX echos what i type as expected, see images, any input would be great :slight_smile:

Serial Output
Serial Output1106×598 154 KB

20220512_135941
20220512_1359411800×4000 726 KB

20220513_125910
20220513_1259101800×4000 883 KB

20220513_130100
20220513_1301001800×4000 1020 KB

2

wrong port speed ?

3

OpenWrt Wiki "Connect the bottom 3 or 4 pins (from the header) to a TTL Serial Port. (115K200, 8, N, 1)" :slight_smile:

4

never hurts to try other speeds, and the boot loader might run at a different speed than the kernel.

try pulling the ground pin while the output's coming, then reconnect it.