H8S Console And Programming Header; Table 3-21 P9 H8S Console Header Pin Assignment - SMART Embedded Computing ATCA-F140 Series Installation And Use Manual

Controls, LEDs, and Connectors
Table 3-20
Contact
Number
5
7
9
11
13
15
17
19
3.4.7

H8S Console and Programming Header

The ATCA-F140 contains an 8-pin 0.1" header to provide access to the H8S serial console
and to enable the H8S boot loader for initial programming. The H8S boot loader is enabled
when shunts are installed shorting pins 2 to pin 4 and pin 6 to pin 8. The following table
shows the pinout assignment for this header.
Table 3-21
Contact
Number
1
3
5
7
88
P12 Asset JTAG Header Pin Assignment (continued)
Description
TMS
TRST_L
TDI
No Pin Key
GND
GND
GND
GND
P9 H8S Console Header Pin Assignment
Description Dir
H8S_TXD Out
GND N/A
H8S_RXD IN
GND NA
Contact
Number
6
8
10
12
14
16
18
20
Contact
Description
Number
2 H8S_MD1
4 Pull down
6 H8S_MD2#
8 Pull down
ATCA-F140 Series Installation and Use (6806800M67S)
Controls, LEDs, and Connectors
Description
GND
GND
GND
Reserved
AUTO_WRITE_L
DIO1
DIO2
DIO3
Dir
In
Out
In
Out