Oracle e-series, Руководство по установке

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2-4 Identifying the Internal Components
Base Station E-Series Main Board – Connectors and Components
The figures below point out the connectors and components referenced in the block
diagram.
Figure 2-5 Base Station E-Series Main Board – Connectors
Figure 2-6 Base Station E-Series Main Board – Components
Base Station E-Series MCU
The Base Station E-Series MCU is a NXP LPC1751 containing an ARM Cortex-M3
Processor with 32kB Flash and 8kB SRAM on board. The ARM Cortex M3 is a general
purpose 32-bit microprocessor, offering high performance and very low power
consumption. Features include:

In-System Programming (ISP) and In-Application Programming (IAP)

USB 2.0 full speed controller

Four UARTs with fractional baud rate generation
–
UART0 is dedicated to MCU In System Programming.
–
UART2 and UART3 are dedicated to the smart cash drawer interfaces.