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Teilenummer | EM78468B |
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Beschreibung | 8-Bit Microcontroller | |
Hersteller | ELAN Microelectronics | |
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Gesamt 30 Seiten EM78468B
8-Bit Microcontroller
Product
Specification
DOC. VERSION 1.0
ELAN MICROELECTRONICS CORP.
January 2013
EM78468B
8-Bit Microcontroller
3 Pin Assignment
Figure 3-1 64-pin QFP
Input Pin
Output Pin
Input/Output Pin
Digital I/O Pin/LCD Output Pin
LCD Output Pin
2 • Product Specification (V1.0) 01.31.2013
(This specification is subject to change without further notice)
6 Page EM78468B
8-Bit Microcontroller
Pin Status with Enabled Functions
Pin Function
General Input
General Output
TCC
LCD Driver
TC-OUT
Reset
EX_INT
OSCI
OSCO
I/O Status
I/O Direction
Input
Pin Change
WK/Int.
S/W
Output
Disable
Input
Disable
Input
Disable
Output
Disable
Input
Disable
Input
Disable
Input
Disable
Input
Disable
Pin Control
Pull High Pull Low
S/W
S/W
S/W
Disable
Init: Enable
S/W
S/W
Disable
Disable
S/W
S/W
S/W
Disable
S/W
S/W
S/W
Disable
Disable
O.D.
S/W
S/W
S/W
S/W
S/W
S/W
S/W
S/W
S/W
Disable → It is always disabled
Enable → It is always enabled
S/W → It can be controlled by register, the initial value is disabled.
1. If the pin is not working as general I/O, it is a must to disable the Pin Change
Wake-up/Interrupt function.
2. Priority: digital function output > digital function input > general I/O
8 • Product Specification (V1.0) 01.31.2013
(This specification is subject to change without further notice)
12 Page | ||
Seiten | Gesamt 30 Seiten | |
PDF Download | [ EM78468B Schematic.PDF ] |
Teilenummer | Beschreibung | Hersteller |
EM78468B | 8-Bit Microcontroller | ELAN Microelectronics |
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