Difference between revisions of "MITO 8M Mini SOM/MITO 8M Mini Hardware/Power and Reset/JTAG"

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(J7 - Connector's pinout)
(J7 - Connector's pinout)
Line 42: Line 42:
 
|3 ||NC|| - ||
 
|3 ||NC|| - ||
 
|-
 
|-
|4 ||JTAG_TCK|| - ||internal pull-up 10k to NVCC_3V3
+
|4 ||JTAG_TCK|| - ||internal pull-down 10k to DGND
 
|-
 
|-
 
|5 ||JTAG_TMS|| - ||
 
|5 ||JTAG_TMS|| - ||
Line 52: Line 52:
 
|8 ||JTAG_nTRST|| - ||
 
|8 ||JTAG_nTRST|| - ||
 
|-
 
|-
|9 ||CPU_PORn|| - ||internal pull-up 100k to NVCC_SNVS
+
|9 ||CPU_PORn|| - ||internal pull-up 100k to NVCC_SNVS_1V8
 
|-
 
|-
|10 ||NVCC_3V3|| - ||reference voltage for JTAG signals
+
|10 ||NVCC_3V3|| - ||reference voltage for JTAG signals 3.3V
 
|-
 
|-
 
|}
 
|}

Revision as of 15:34, 27 January 2021

History
Version Issue Date Notes
1.0.0 Dec 2020 First release



On board JTAG connector[edit | edit source]

JTAG signals are routed to a dedicated connector on the MITO 8M Mini/Nano PCB.

The connector is placed on the top side of the PCB, on the right side (please see the picture below).

MITO 8M Mini-jtag-conn.png

J7 - Connector's pinout[edit | edit source]

J7 footprint mates with Samtec FSI-110-03-G-S connector. The following table reports the connector's pinout:

Pin# Pin name Function Notes
1 DGND -
2 EEPROM_WP -
3 NC -
4 JTAG_TCK - internal pull-down 10k to DGND
5 JTAG_TMS -
6 JTAG_TDO -
7 JTAG_TDI -
8 JTAG_nTRST -
9 CPU_PORn - internal pull-up 100k to NVCC_SNVS_1V8
10 NVCC_3V3 - reference voltage for JTAG signals 3.3V