Hardware Revision
Marking on PCB
V1.1
0473 SANTARO V1.1
V1.1.1
0473 SANTARO V1.1.1
V1.2
0473 SANTARO V1.2
Platform
Article Number
Marking on PCB
SANTARO core x1
900-3040R
0473 SANTARO V1.2
SANTARO core x2
900-3045R
0473 SANTARO V1.2
SANTARO core x4
900-3048R
0473 SANTARO V1.2
3 5
PRODUCT MANUAL
SANTARO core
Annex A: Hardware Revision Information
This document is applicable for all products listed below. Please note that customized variants might possibly
not support all features listed herein. Additional features are documented in specific attachments.
Hardware changes made from V1.1 to V1.1.1
- Reverse current protection for internal coin cell battery added.
- SDIO inrush-current tolerance improved.
- Connector for external backup battery added in case of absence of internal battery holder.
- SRAM accessibility while booted from SD-CARD added.
Hardware changes made from V1.1.1 to V1.2
- RTS/CTS of RS232 interfaces corrected.
- Reset and Watchdog now leads into PMIC power cycle allowing low core voltage in idle mode.
- PMIC revision changed to F0A version. Eliminating power-up problems.
- Audio codec power supply workaround added to prevent I2C-Bus from being blocked.
- Ethernet Link-Led polarity corrected. Lit while link is up.
- HDMI Filtering added.
- Micro USB Connector changed to type with enhanced mechanical strength
