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Teilenummer | ePS5005 |
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Beschreibung | RISC II Series Microcontroller | |
Hersteller | ELAN Microelectronics | |
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Gesamt 18 Seiten ePS5005
RISC II Series
Microcontroller
Product
Specification
DOC. VERSION 1.0
ELAN MICROELECTRONICS CORP.
November 2010
ePS5005
RISC II Series Microcontroller
Register-to-Register move instruction
Compare and Branch in one instruction (two cycles)
Single Repeat function (256 max. repeat times)
Decimal ADD and SUB instruction
Full range CALL and JUMP ability (two cycles)
Peripheral
24 general I/O pins (Port A, Port B, Port C)
11/10/5 COM × 40 SEG LCD driver (embedded)
One 16-bit timer (Timer 0)
One 8-bit timer (Timer 1) with wake-up function
One 8-bit timer (Timer 2)
One 8-bit Watchdog Timer
Key I/O function with 64 keys max.
Internal Specification
Watchdog Timer with its own on-chip RC oscillator
MCU operation modes: Sleep Mode, Idle Mode, Slow Mode, and Fast Mode
Supports RC oscillation and crystal oscillation for system clock
MCU Wake-up function consists of input wake up and Timer 1 wake up
MCU interrupt function consists of Input port interrupt and Timer interrupt
(Timers 0 ~ 2)
MCU reset function includes power-on reset, RSTB pin reset, and Watchdog Timer
reset
2 • Product Specification (V1.0) 11.03.2010
(This specification is subject to change without further notice)
6 Page ePS5005
RISC II Series Microcontroller
7 MCU System
7.1 Power-up and Reset Timing
Power-on Reset Timing:
VDD
Reset
OSC
CPU work
Tpwr
Twup1
Tclk
Figure 7-1 Power-on Reset Timing Diagram
Sleep Mode Wake-up Timing:
Sleep mode
W ake-up to operating mode
VDD
W ake-up pin
OSC
CPU work
Tpwr
Twup2
Tclk
Figure 7-2 Sleep Mode Wake-up Timing Diagram
Condition: Vdd = 1.5V, Cosc = 20pF and Ta = 25°C
Symbol
Tpwr
Twup1
Twup2
Tclk
Characteristics
Oscillator start up time (Crystal)
CPU warm up time (Power-on reset)
CPU warm up time (Sleep mode wakeup)
Detect slow clock time
Min.
-
-
-
-
Typ.
480
500
485
1.0
Max.
780
800
785
1.1
Unit
ms
ms
ms
ms
8 • Product Specification (V1.0) 11.03.2010
(This specification is subject to change without further notice)
12 Page | ||
Seiten | Gesamt 18 Seiten | |
PDF Download | [ ePS5005 Schematic.PDF ] |
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