SC01/SC02/SC11/SC12
Sc12hw09.doc page 2 of 37 24.11.1999 V0.9
TF/WB
Table of Contents
page
1. BASIC SPECIFICATIONS . . . . . . . 3
2. PHYSICAL DIMENSIONS . . . . . . . 5
3. PIN CONFIGURATION . . . . . . . 5
4. PIN FUNCTIONS . . . . . . . . 6
4.1 Address / Data bus . . . . . . . 6
4.2 Programmable I/O Pins . . . . . . 7
4.3 Programmable Chip Selects . . . . . . 7
4.4 Interrupts . . . . . . . . 8
4.5 Timer . . . . . . . . . 8
4.6 10Base-T Interface . . . . . . . 9
4.7 Asynchronous Serial Ports . . . . . . 9
4.8 DMA . . . . . . . . . 10
4.9 Synchronous Peripheral Interface (SPI) . . . . 10
4.10 I
2
C-Bus . . . . . . . . 10
4.11 Reset, Power Fail Generator. . . . . . 10
5. FUNCTIONS THAT ARE MUTUAL EXCLUSIVE . . . . 12
6. SYSTEM OVERVIEW . . . . . . . . 14
6.1 Memory map . . . . . . . . 14
6.2 System interrupts . . . . . . . 14
7. CHARACTERISTICS . . . . . . . . 15
8. APPLICATION EXAMPLES . . . . . . . 16
8.1 Evaluation board DK40 . . . . . . 17
8.2 BECK FEC-FC34 . . . . . . . 18
8.2 Power-fail / Reset-out . . . . . . 19
8.3 NMI / Reset-in . . . . . . . 20
8.4 Link- and Traffic-LED. . . . . . . 21
9. HOW TO CONNECT ? . . . . . . . . 22
9.1 256x 8bit I/O-Extension using 74HCT373/245 . . . 23
9.2 8255 24bit I/O and 8254 timer/counter . . . . 24
9.3 Multimeter ADC MAX133CPL . . . . . 25
9.4 8259 peripheral interrupt controller . . . . 26
9.5 16C452/552 UART and printer port. . . . . 27
9.6 16C452/552 without additional address latch . . . 28
9.7 8250 UART with multiplexed address/data bus . . . 29
9.8 8251 UART . . . . . . . . 30
9.9 low-cost 8bit ADC . . . . . . . 31
9.10 µPD7004 up to 16x 10bit ADC . . . . . 32
9.11 DAC4815 4x 12bit . . . . . . . 33
9.12 LC-display . . . . . . . . 34
9.13 Ethernet to Ethernet router . . . . . . 35
9.14 compact flash disk 8bit . . . . . . 36
9.15 82527 CAN bus master . . . . . . 37