SD186ES/SD186EM Advanced Micro Devices, SD186ES/SD186EM Datasheet - Page 18

• Manufacturer Part Number: SD186ES/SD186EM
• Description: SD186ES/SD186EM Demonstration Board Users Manual
• Manufacturer: Advanced Micro Devices

S6/CLKDIV2
2-6
RES
ARDY
SRDY
S2-S0
HOLD
HLDA
GND
DT/R
DEN
V
UZI
CC
A19-A0
AD15-AD0
CLKOUTA
X1
Management
SD186ES/SD186EM Demonstration Board User’s Manual
Clock and
Registers
Registers
X2
Control
Power
Control
ALE/QS0
Unit
INT3/INTA1/IRQ
Interface
CLKOUTB
Unit
Bus
BHE/ADEN
WR/QS1
Refresh
Control
Figure 2-3. Am186EM Microcontroller Block Diagram
Unit
WLB
INT4
INT2/INTA0
WHB
Control Unit
Interrupt
Registers
RD/QSMD
Control
Execution
INT1/SELECT
LCS/ONCE0
Unit
INT0
MCS3/RFSH
NMI
MCS2-MCS0
PSRAM
Control
TMRIN0
Max Count B
Unit
Timer Control Unit
0
TMROUT0
Registers
Chip-Select
UCS/ONCE1
Max Count A
16-Bit Count
Registers
Registers
Registers
1 (WDT)
Unit
Control
Registers
Contro
TMRIN1
PCS3-PCS0
PCS5/A1
l
TMROUT1
PCS6/A2
2
SCLK
Synchronous Serial
20-Bit Destination
SDEN0 SDEN1
DRQ0
20-Bit Source
Registers
Interface
16-Bit Count
Control
Asynchronous
0
Registers
Registers
Pointers
Pointers
Control
Serial Port
DMA
Registers
Unit
Control
DRQ1
1
SDATA
PIO
*
PIO0
TXD
RXD
PIO31-