情報ありがとう
-f target/lpc81x_swd_flash.cfg
でやってみましたが状況はほぼ同じです

>openocd.exe -s tcl -f interface/stlink.cfg -f target/lpc81x_swd_flash.cfg

WARNING: interface/stlink-v2.cfg is deprecated, please switch to interface/stlink.cfg
Info : auto-selecting first available session transport "hla_swd". To override use 'transport select <transport>'.
Info : The selected transport took over low-level target control. The results might differ compared to plain JTAG/SWD
adapter speed: 10 kHz
adapter_nsrst_delay: 200
adapter speed: 1000 kHz
Info : Unable to match requested speed 1000 kHz, using 950 kHz
Info : Unable to match requested speed 1000 kHz, using 950 kHz
Info : clock speed 950 kHz
Info : STLINK v2 JTAG v31 API v2 SWIM v7 VID 0x0483 PID 0x3748
Info : using stlink api v2
Info : Target voltage: 3.296774
Warn : UNEXPECTED idcode: 0x0bc11477
Error: expected 1 of 1: 0x0bb11477
in procedure 'init' called at file "tcl/target/lpc81x_swd_flash.cfg", line 59
in procedure 'ocd_bouncer'