Connect Tech Multi-I/O User Manual page 42

Connect Tech - Xtreme/Multi-I/O - Users Guide
The Configuration Registers establish the following settings.

Enable/Disable any given Port.

PC/104 Base IO or Memory Address setting for each Port.

IRQ assignment for each Port on the board.

PC/104 Memory Region setup (upper address decoding).

IO decoding width (10, 11 or 12 bits).

CAN controller (SJA1000) address decoding mode.

Uart ports clock frequency selection.

Wrapback of DTR to DSR for certain Uart ports.

Enable of J1708 mode for Uart Port #5

RS422/485 Port settings

PIC32 Microcontroller reset.

MultiTech module reset.

CAN clock frequency selection.
Config Register Name
Reg
Address
0 PORT_CONFIG[0] Mem/IO Configuration for Uart Port 1 (RS232)
1 PORT_CONFIG[1] Mem/IO Configuration for Uart Port 2 (RS232)
2 PORT_CONFIG[2] Mem/IO Configuration for Uart Port 3 (RS232)
3 PORT_CONFIG[3] Mem/IO Configuration for Uart Port 4 (RS232)
4 PORT_CONFIG[4] Mem/IO Configuration for Uart Port 5 (RS422/485/J1708)
5 PORT_CONFIG[5] Mem/IO Configuration for Uart Port 6 (MultiTech Module 1)
6 PORT_CONFIG[6] Mem/IO Configuration for Uart Port 7 (MultiTech Module 2)
7 PORT_CONFIG[7] Mem/IO Configuration for Uart Port 8 (PIC32 Serial
8 PORT_CONFIG[8] Mem/IO Configuration for CAN Port 1
9 PORT_CONFIG[9] Mem/IO Configuration for CAN Port 2
10 PORT_CONFIG[10] Mem/IO Configuration for J1708 Port (Uses RS485 Interface
11 BOARD_CONFIG
12 IRQ_CONFIG[0]
13 IRQ_CONFIG[1]
14 IRQ_CONFIG[2]
15 IRQ_CONFIG[3]
16 IRQ_CONFIG[4]
17 MEM_CONFIG
18 MISC_CONFIG
19 FPGA_VERSION
Document: CTIM-00116
Revision: 0.02
Comments
Command Port)
circuit)
IO Configuration for the Board Control functions
IRQ Configuration for Uart Ports 1 through 4
IRQ Configuration for Uart Ports 5 through 8
IRQ Configuration for CAN Port 1
IRQ Configuration for CAN Port 2
IRQ Configuration for J1708 Port
Memory / IO Configuration
Misc Configuration functions
FPGA version information
Page 42 of 50
Connect Tech Inc. Proprietary Information 0.02
Date: Apr. 14, 2015