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The phyCORE-i.MX on the Development Board
13.5.3.2
UART3 (P1A)
UART3 provides only two handshake signals: RTS and CTS. Figure 20 below shows the signal mapping
of the RS-232 level signals to connector P1A.
1 - NC
6 - NC
2 - TXD
7 - RTS
3 - RXD
8 - CTS
4 - NC
9 - NC
5 - GND
Figure 20: UART3 connector P1A signal description
Caution:
It should be noted that the standard phyCORE-i.MX31 module provides the UART3 signals
x_CTS_RS232, x_RTS_RS232, x_RXD_RS232, and x_TDX_RS232 at RS-232 levels. Configuration
jumpers on the module allow for TTL levels at these signals instead. If you have ordered a module with
this configuration you should remember that the signals at P1A will be at TTL levels and not RS-232
levels. In this configuration damage will occur if connected to an RS-232 level interface such as a PC.
©
PHYTEC Messtechnik GmbH 2007 L-700e_0
69
Содержание phyCORE-i.MX31
Страница 1: ...phyCORE i MX31 HARDWARE MANUAL EDITION JULY 2007 A product of a PHYTEC Technology Holding company...
Страница 9: ...Contents PHYTEC Messtechnik GmbH 2007 L 700e_0...
Страница 10: ......
Страница 32: ...phyCOREi MX31 J20 J18 J19 J16 J17 Figure 6 Jumper locations top view 22 PHYTEC Messtechnik GmbH 2007 L 700e_0...
Страница 55: ...Debug Interface X201 PHYTEC Messtechnik GmbH 2007 L 700e_0 45...
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Страница 86: ...phyCOREi MX31 On NOR Flash On NAND Flash 76 PHYTEC Messtechnik GmbH 2007 L 700e_0...
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Страница 109: ...The phyCORE i MX on the Development Board PHYTEC Messtechnik GmbH 2007 L 700e_0 99 15A x_TRIGGER Trigger 15B GND Ground...
Страница 128: ...phyCOREi MX31 118 PHYTEC Messtechnik GmbH 2007 L 700e_0 13 6 1 LCD 004 Physical Dimensions TBD...
Страница 135: ...Published by PHYTEC Messtechnik GmbH 2007 Ordering No L 700e_0 Printed in Germany...