晶振没有工作
ICDWarn0068: This device has a VPP(max) below the minimum ICD2 VPP level of 12V. Please ensure that external protection for MCLR is in place. (Press the Help button for an example circuit or use AC164112 available from microchipDIRECT.com.)
Connecting to MPLAB ICD 2
...Connected
Setting Vdd source to target
ICDWarn0020: Invalid target device id (expected=0x30A, read=0x0)
...Reading ICD Product ID
Running ICD Self Test
...Passed
MPLAB ICD 2 ready for next operation