Datasheet

Button Header Description:
Button Header
Pin# PinName
Pi
n#
Type/DirDefaultModule
Module
Usage/Description
1
2
3
4
5
6
7
8
9
10
11
12
– –
PC_LED-
:ConnectstoLEDCathodetoindicateSystemSlee
Input,5V
– – PC_LED+:ConnectstoLEDAnode(seeabove) Output
UART2_RXD(DEBUG) 238 UART#2Receive Input,3.3V
UART2_TXD(DEBUG) 236 UART#2Transm it Output,3.3V
– –
ACOK:Connectpins5and6todisableAuto-
Power-Onandrequirepowerbuttonpress.
Input,3.3V
– – AutoPower-ondisable:PulledtoGND.SeePin5. na
– – Ground Ground
SYS_RESET* 239 Temporarilyconnectpins7and8toresetsystem Input,1.8V
– – Ground Ground
FORCE_RECOVERY* 214
Connectpins9and10duringpower-
ontoputsysteminUSBForceRecoverymode.
Input,1.8V
– – Ground Ground
SLEEP/WAKE* 240
Connectpins11and12toinitiatepower-onifAuto-
Power-Ondisabled(Pins5and6connected).
Input,5V
Note:
IntheType/Dircolumn,Outputistobuttonheader.Inputisfrombuttonheader.
Bidirisforbidirectionalsignals.
CAN Header Pin Description:
CAN Bus Header
Note:
IntheType/Dircolumn,OutputistoCANconnector.InputisfromCANconnector.
Bidirisforbidirectionalsignals.
Pin# ModulePinName ModulePin# Usage/Description Type/DirDefault
1
2
3
4
CAN_TX 145 CANBustransmit Output,3.3V
CAN_RX 143 CAN Bus receive Input,3.3V
– – Ground Ground
– – Main3.3VSupply Power
Fan Connector Pin Description:
Fan Connector
Note:
IntheType/Dircolumn,Outputistofanconnector.Inputisfromfanconnector.Bidiris
forbidirectionalsignals.
Pin# ModulePinName ModulePin# Usage/Description Type/DirDefault
1
2
3
4
– – Ground Ground
– – Main5.0VSupply Power
GPIO08 208 FanT achometersignal Input ,5V
GPIO14 230 FanPulseWidthModulation signal Output,5V
21