Kontron VMP3 - Manual (Page 78)

Configuration VMP3
Page 4 - 18 © 2005 Kontron Modular Computers GmbH ID 29230, Rev. 01
29230
.01.UG.VC.050727/091437
P R E L I M I N A R Y
4.3.3 UART C (SER3)
The following table indicate the address mapping of the UART C (SER3). For a more detailed
description please refer to the EXAR XR16C2850 or XR16C2750 DUART manual.
Accessible only when CS A/B is logical 0.
Accessible only when CS A/B is logical 0 and LCR bit 7 is a logical 1.
Accessible only when LCR is set to “BF” hex.
Table 4-25: UART C General Register Set
READ MODE WRITE MODE ADDRESS
Receive Holding Register Transmit Holding Register 0xFFFF 8010
n/a Interrupt Enable Register 0xFFFF 8011
Interrupt Status Register FIFO Control Register 0xFFFF 8012
n/a Line Control Register 0xFFFF 8013
n/a Modem Control Register 0xFFFF 8014
Line Status Register n/a 0xFFFF 8015
Modem Status Register n/a 0xFFFF 8016
Scratchpad Register Scratchpad Register 0xFFFF 8017
Table 4-26: UART C Baud Rate Register Set
READ MODE WRITE MODE ADDRESS
LSB of divisor latch LSB of divisor latch 0xFFFF 8010
MSB of divisor latch MSB of divisor latch 0xFFFF 8011
Table 4-27: UART C Enhanced Register Set
READ MODE WRITE MODE ADDRESS
Trigger Level Register Trigger Level Register 0xFFFF 8010
Feature Control Register Feature Control Register 0xFFFF 8011
Enhanced Feature Register Enhanced Function Register 0xFFFF 8012
Enhanced Mode Select Register Enhanced Mode Select Register 0xFFFF 8017
Xon-1 Xon-1 0xFFFF 8014
Xon-2 Xon-2 0xFFFF 8015
Xoff-1 Xoff-1 0xFFFF 8016
Xoff-2 Xoff-2 0xFFFF 8017