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eAM512 Schematic ( PDF Datasheet ) - ELAN Microelectronics

Teilenummer eAM512
Beschreibung 16 Bits DSP Sound Processor
Hersteller ELAN Microelectronics
Logo ELAN Microelectronics Logo 




Gesamt 18 Seiten
eAM512 Datasheet, Funktion
eAM Series
16 Bits DSP
Sound Processor
Product
Specification
DOC. VERSION 1.7
ELAN MICROELECTRONICS CORP.
DEC 2009






eAM512 Datasheet, Funktion
eAM Series
16 Bits DSP Sound Processor
40 GPIO + 8 Outputs
Serial Peripheral Interface (SPI)
12-bit Analog to Digital Converter (ADC) with touch panel and MIC inputs
3 Block Diagram
Program
Co unter
ROM
Instructi on
Dec ode r
Control
Unit
C ontol S ignals
I/O Space
( SF R)
G eneral
P ur pos e
Regi sters
17 x17
Multiplier /
Di vi der
(+16 bi tALU)
A CC
D
R AM
ALU
Status Reg
P or tA~ D
ADC
DAC
INT
P WM
Timer
RTC
WDT
SP I
OSC /P LL
Figure 3-1 ELAN eAM System Block Diagram
2 Product Specification (V1.7) 12.1.2009
(This specification is subject to change without further notice)

6 Page









eAM512 pdf, datenblatt
eAM Series
16 Bits DSP Sound Processor
Port B Attributes and Definitions
Name
Function Type
Description
PB [7:0]
GPIO
I/O General-purpose I/O function
I
Wake-up function with programmable pull-up
resistor
PB [15:8]
GPIO
I/O General-purpose I/O function
I
Wake-up function with programmable pull-up
resistor
Port C Attributes and Definitions
Name
Function Type
Description
PC [1:0]
GPIO
I/O General-purpose I/O function
I Input with programmable pull-up resistor
PC [7:2]
GPIO
I/O General-purpose I/O function
Input with programmable pull-up resistor
ADIN2~7
I Analog Input channels
Note: Port C [7:2] is pin-shared with ADC input. There is no Schmitt Trigger Input when input is from
Port C [7:2]
Port D Attributes and Definitions
Name
PD [0]
PD [1]
PD [2]
PD [3]
PD [4]
PD [5]
PD [6]
PD [7]
Function
GPO
GPO
GPO
GPO
GPO
GPO
GPO
GPO
Type
O
O
O
O
O
O
O
O
Description
General-purpose output function with high drive
current (1 * Tg delay) *
General-purpose output function with high drive
current (5 * Tg delay) *
General-purpose output function with high drive
current (2 * Tg delay) *
General-purpose output function with high drive
current (6 * Tg delay) *
General-purpose output function with high drive
current (3 * Tg delay) *
General-purpose output function with high drive
current (7 * Tg delay) *
General-purpose output function with high drive
current (4 * Tg delay) *
General-purpose output function with high drive
current (8 * Tg delay) *
* Tg = 4 nano-second for low noise design consideration
8 Product Specification (V1.7) 12.1.2009
(This specification is subject to change without further notice)

12 Page





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