ARM ARM DUI 0224I Computer Hardware User Manual


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Hardware Description
ARM DUI 0224F Copyright © 2003-2007 ARM Limited. All rights reserved. 3-89
Figure 3-38 UARTs block diagram
The signals from the ARM926EJ-S PXP Development Chip are converted from logic
level to RS232 level by MAX3243E buffers as shown in Figure 3-39 and Figure 3-40
on page 3-90.
Figure 3-39 UART0 interface
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