peb20534 Infineon Technologies Corporation, peb20534 Datasheet - Page 214

• Manufacturer Part Number: peb20534
• Description: Dma Supported Serial Communication Controller With 4 Channels
• Manufacturer: Infineon Technologies Corporation

9.4
9.4.1
The data in the transmit data buffer referenced by Tx Data Pointer are transmitted via
SCC1’s test loop and stored after reception in the receive data buffer referenced by Rx
Data Buffer.
Figure 75
Data Sheet
Initialization Example
Test Loop For Data Transfer in HDLC Address Mode 0
Transmit Descriptor List:
Address
0001 1000
0001 1004
0001 1008
0001 100C
Receive Descriptor List:
Address
0001 0000
0001 0004
0001 0008
0001 000C
0001 0010
Address
0000 6000
Data Structures in shared Memory before Transmission
Set by host
To be set by DSCC4
~ ~
C010 0000
0001 1100
0040 0000
6020 0000
0001 0100
0040 0000
IQCFG
~ ~
Next Tx Descriptor Pointer
Tx Data Pointer
Status
Next Rx Descriptor Pointer
Rx Data Pointer
BNO, Status
FE Descriptor Pointer
CFG: FE = 1, HOLD = 1, NO = 16
CFG: HOLD = 1, HI = 1, NO = 32
Address
0000 4000
~ ~
214
IQSCC1RX
0000 0000
0000 0002
0000 0003
0000 0001
~ ~
Reset and Initialization Procedure
Address
0000 2000
~ ~
IQSCC1TX
ITD10619
~ ~
PEB 20534
PEF 20534
2000-05-30