j-link can't dump mec1503 from thinkpad

log:

- Target interface speed: 1000 kHz (Auto)
- VTarget = 3.301V
- TotalIRLen = 18, IRPrint = 0x000001
- JTAG chain detection found 1 devices:
- #0 Id: 0x02232445, IRLen: 18, Unknown device
- Connect failed. Resetting via Reset pin and trying again.
- TotalIRLen = 18, IRPrint = 0x000001
- JTAG chain detection found 1 devices:
- #0 Id: 0x02232445, IRLen: 18, Unknown device
- ERROR: CPU-TAP not found in JTAG chain

- ERROR: Failed to connect.
Could not establish...

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