IPC@CHIP SC123/SC143
Hardware Manual V1.06 [18.02.2010]
©2000-2008 BECK IPC GmbH Page 3
Table of Contents
1 Overview .................................................................................................................... 7
2 Features ..................................................................................................................... 8
3 Block Diagram ............................................................................................................ 9
4 Pin Description ......................................................................................................... 10
4.1 Pin Configuration ........................................................................................................................ 10
4.2 System Interface ......................................................................................................................... 11
4.3 Chip Selects ................................................................................................................................ 13
4.4 DMA ............................................................................................................................................ 14
4.5 Interrupts ..................................................................................................................................... 14
4.6 UART0 Interface ......................................................................................................................... 14
4.7 UART1 Interface ......................................................................................................................... 15
4.8 UART2 Interface ......................................................................................................................... 15
4.9 I²C Bus ........................................................................................................................................ 16
4.10 Pure PIOs ................................................................................................................................... 16
4.11 SPI Bus / UART3 ........................................................................................................................ 17
4.12 Timers ......................................................................................................................................... 17
4.13 CAN Bus Interface ...................................................................................................................... 18
4.14 USB Interface ............................................................................................................................. 18
4.15 JTAG Interface ............................................................................................................................ 18
4.16 Ethernet 0 Interface (Internal PHY) ............................................................................................ 19
4.17 MII Ethernet 1 Interface (External PHY) ..................................................................................... 19
4.18 PHY Power (Internal PHY) ......................................................................................................... 20
4.19 Power .......................................................................................................................................... 20
4.20 Programmable I/O Pins .............................................................................................................. 21
5 System Start-up Configuration.................................................................................. 22
5.1 PIO Pins ...................................................................................................................................... 22
5.2 Address Pins ............................................................................................................................... 22
5.3 PFI Pin ........................................................................................................................................ 23
6 Functional Description .............................................................................................. 24
6.1 CPU ............................................................................................................................................ 24
6.1.1 Registers ............................................................................................................................................... 24
6.1.2 Memory Organization ............................................................................................................................ 25
6.1.3 24-Bit Address Mode ............................................................................................................................. 25
6.1.4 Peripheral Accesses through the Address-/Databus ............................................................................. 26
6.2 UARTs ........................................................................................................................................ 32
6.2.1 RTOS Update via serial ports ................................................................................................................ 32
6.3 SPI .............................................................................................................................................. 33
6.4 I²C ............................................................................................................................................... 35
6.5 CAN ............................................................................................................................................ 36
6.5.1 Introduction ............................................................................................................................................ 36
6.5.2 TX Channels .......................................................................................................................................... 37
6.5.3 RX Channel ........................................................................................................................................... 37
6.6 USB ............................................................................................................................................. 38
6.7 Power Fail Interrupt .................................................................................................................... 39
6.7.1 Description ............................................................................................................................................. 39