SN8P2200 Series
USB 1.1 Low-Speed 8-Bit Micro-Controller
SONiX TECHNOLOGY CO., LTD
Page 112
Version 1.7
The modification from SN8ICE2K to SN8ICE2K-USB includes three parts.
z
Remove U20 and R15 devices.
z
Modify U20 circuit. Link “pin2, pin13 “, “pin3, pin5”, “pin6, pin9” and pin10, pin12” four lines.
z
Modify Y2 crystal from 4MHz to 6MHz.
Original
Modified
6MHz Crystal
2 3 5 6
13 12 10 9
Remove
R15, U20
6MHz
Link Pin 2 & Pin 13
Link Pin 3 & Pin 5
Link Pin 6 & Pin 9
Link Pin 10 & Pin 12
U20: