PEB20534H-10 SIEMENS [Siemens Semiconductor Group], PEB20534H-10 Datasheet - Page 219

• Manufacturer Part Number: PEB20534H-10
• Description: DMA Supported Serial Communication Controller with 4 Channels DSCC4
• Manufacturer: SIEMENS [Siemens Semiconductor Group]

Figure 76
Semiconductor Group
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
Overview of Data Stuctures in shared Memory after Transmission
Set by host
Set by DSCC4
FE Descriptor Pointer
~ ~
C010 0000
C011 0000
0001 1100
0040 0000
4000 0000
6020 0000
0001 0100
0040 0000
0001 0000
A000 0001
A000 0001
IQCFG
~ ~
Next Tx Descriptor Pointer
Tx Data Pointer
Status: Completed.
Next Rx Descriptor Pointer
Rx Data Pointer
BNO = 17, Status = 0
CFG: FE = 1, HOLD = 1, NO = 16
CFG: HOLD = 1, HI = 1, NO = 32
Address
0000 4000
~ ~
IQSCC1RX
219
1200 0040
1006 0000
0000 0000
0000 0002
0000 0003
0000 0000
0000 0002
0000 0003
0000 0001
0000 0001
Ax
~ ~
"Ax" = Receive Status Byte: "Ax" means
"x"
Reset and Initialization Procedure
= Don’t care in transparent mode 0
Valid Frame, CRC OK;
Address
0000 2000
~ ~
IQSCC1TX
5210 1000
5002 0000
5204 0000
ITD10620
~ ~
Data Sheet 09.98
PEB 20534