78
RP-103-SMC User Manual
S152 CHARGER_PRSNT_B/GPIO3_12 I/O: DC input detect, Active
Low
Input
High
1.8V
Can be used as GPIO for
other Carrier board
S153 SYSTEM_STBY_B
System standby state
output, Active Low
Output
High
3.3V
S154 PMIC_ON_REQ
System power on control,
Active High
Output
Low
3.3V
S155 F_RECOV_B/GPIO3_13
I/O: F/W
rewritten/restored detect,
Active Low
Input
High
1.8V
Can be used as GPIO for
other Carrier board
S156 BATTERY_LOW_B/GPIO1_00 I/O: Battery low power
state detect, Active Low
Input
High
1.8V
Can be used as GPIO for
other Carrier board
S157 AT_DET_B/GPIO4_20
I/O: PCBA autotest detect,
active Low
Input
High
1.8V
Can be used as GPIO for
other Carrier board
S158 GND
Ground
-
-
-
5.3 5.3 Layout Recommendations
Signal impedance recommendation
Signal Group
Impedance
Layout Tolerance (±)
All signals, unless specified
50 Ω Single End
10%
PCIE_TX/RX Diff signals
85 Ω Differential
10%
USB Diff signals
90 Ω Differential
10%
Diff signals: LVDS, SATA, HDMI, DDR,
PCIE_CLK,MIPI
100 Ω
Differential
10%
(CSI & DSI), MLB, PHY IC to Ethernet
Connector
PCB stack up and trace width/space recommendation (based on RP-103-SMC
reference board)
L1. Top signals
L2. GND
L3. Int1 signals
L4. Int2 signals
L5. Power
L6. Bottom signals
Micro strip
Layer
Trace width/space
Single-End Differential
1,6
5.5
50 +/- 10 %
1,6
4.5/4/4.5
85 +/- 10 %
1,6
4/4.5/4
90 +/- 10 %
1,6
4/7/4
100 +/- 10 %
Summary of Contents for RP-103-SMC
Page 15: ...Introduction RP 103 SMC User Manual 7 1 ...
Page 17: ...Introduction RP 103 SMC User Manual 9 1 RP 103 SMC Dimensions ...
Page 18: ...10 RP 103 SMC User Manual 1 4 I O View ...
Page 20: ...12 Chapter 2 Jumpers and Connectors on the Carrier Board ...
Page 48: ...40 RP 103 SMC User Manual CN24 SATA power RM N8QM only Pin Signal Name 1 5V 2 GND 3 GND 4 12V ...
Page 50: ...42 RP 103 SMC User Manual CN26 SATA power Pin Signal Name 1 5V 2 GND 3 GND 4 12V ...
Page 56: ...48 RP 103 SMC User Manual CN32 FAN Pin Signal Name 1 GND 2 12V 3 N C 4 N C ...
Page 60: ...52 RP 103 SMC User Manual CN35 RTC BAT Pin Signal Name 1 LI_CELL 2 GND ...
Page 76: ...68 RP 103 SMC User Manual This page is intentionally left blank ...