Grain GM8136 - Table 2-3. Signal Description of CPU ICE Connector

GM8136/GM8136S EVB User Guide
www.grain-media.com
11
Pin No. Signal Name Pin No. Signal Name
1 3V3 2 3V3
3 ICE_TRSTn 4 GND
5 ICE_TDI 6 GND
7 ICE_TMS 8 GND
9 ICE_TCK 10 GND
11 ICE_RTCK 12 GND
13 ICE_TDIO 14 GND
15 ICE_SRSTn 16 GND
17 NC 18 GND
19 NC 20 GND
Table 2-3. Signal Description of CPU ICE Connector
Signal Name Description
ICE_TCK ICE clock input
ICE_TMS ICE mode select
ICE_TDIO ICE data
ICE_TDI ICE data input
ICE_DBGRQ External device enters ICE after de-activating the reset.
ICE_RTCK Pull low with a 4.7-kΩ resistor
ICE_TRSTn Active-low reset signal for the boundary scan logic
Pull low with a 4.7-kΩ resistor
3V3 3.3-V power
GND Ground