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AM186EM

Description
MICROCONTROLLER BLOCK DIAGRAM
File Size10KB,1 Pages
ManufacturerETC
Download Datasheet View All

AM186EM Overview

MICROCONTROLLER BLOCK DIAGRAM

Am186EM MICROCONTROLLER BLOCK DIAGRAM
INT2/INTA0
INT3/INTA1/IRQ
CLKOUTA
INT4
INT1/SELECT
INT0
NMI
TMROUT0
TMRIN0
TMROUT1
DRQ0
DRQ1
CLKOUTB
TMRIN1
X2
X1
Timer Control
Unit
0
1 (WDT)
2
Interrupt
Control Unit
Max Count B
Registers
Max Count A
Registers
16-Bit Count
Registers
Control
Registers
DMA
Unit
0
1
20-Bit Source
Pointers
20-Bit Destination
Pointers
16-Bit Count
Registers
Control
Registers
Control
Registers
V
CC
GND
Clock and
Power
Management
Unit
Control
Registers
Control
Registers
RES
PIO
Unit
PIO31–
PIO0*
Control
Registers
ARDY
SRDY
S2–S0
DT/R
DEN
HOLD
HLDA
S6/
CLKDIV2
UZI
Refresh
Control
Unit
PSRAM
Control
Unit
Control
Registers
Control
Registers
Asynchronous
Serial Port
TXD
RXD
Bus
Interface
Unit
Execution
Unit
Chip-Select
Unit
Control
Registers
Synchronous Serial
Interface
RD
WHB
A19–A0
AD15–AD0
WR
BHE/ADEN
ALE
WLB
LCS/ONCE0
MCS3/RFSH
MCS2–MCS0
SCLK
PCS6/A2
PCS5/A1
PCS3–PCS0
SDEN0 SDEN1
SDATA
UCS/ONCE1
Note:
* All PIO signals are shared with other physical pins. See the pin descriptions beginning on page 24 and Table 2
on page 28 for information on shared function.
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Index Files: 1843  2259  1679  2178  2224  38  46  34  44  45 
Datasheet   0 1 2 3 4 5 6 7 8 9 A B C D E F G H I J K L M N O P Q R S T U V W X Y Z
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