SAF82526 INFINEON [Infineon Technologies AG], SAF82526 Datasheet - Page 20

• Manufacturer Part Number: SAF82526
• Description: Data Communications ICs
• Manufacturer: INFINEON [Infineon Technologies AG]

HSCX with SAB 80186 Microprocessor
and SAB 82258 Advanced DMA Controller (ADMA)
In applications, where two high-speed channels are required, a 16-bit system with SAB 80186
CPU and SAB 82258 ADMA is suitable. This is shown in figure 5.
Figure 5
HSCX with SAB 80186 CPU/SAB 82258 ADMA
Semiconductor Group
Latches
AD0 - AD15
INTn
SAB 80186
CPU
PSCn
S0 - S2
Transceiver
HLDA
HOLD
AD0 - AD15
SAB 82258
ADMA
System Bus
Memory
Bus
System
Control
S0 - S2
DREQ0
DREQ1
DREQ3
DREQ2
DACK0
DACK1
DACK2
DACK3
20
&
&
DRQTA
DRQRA
DACKA
DRQTB
DRQRB
DACKB
A0 - A6
A0 - A6
CS
SAB 82525
HSCX
+5 V
INT
D0 - D7
D0 - D7
IM1
SAB
SAB
SAF
SAF
Serial
Channel A
Serial
Channel B
ITS00950
82525
82526
82525
82526