em78p5830aa ELAN Microelectronics Corp, em78p5830aa Datasheet - Page 41

• Manufacturer Part Number: em78p5830aa
• Description: 8-bit Micro-controller 8-bit Micro-controller
• Manufacturer: ELAN Microelectronics Corp

Appendix I: Describe of EM78P5830A/AA (only list the difference between mask
and OTP)
are 16Kx13 bits Electrical One Time Programmable Read Only Memory (OTP-ROM) within it. It provides security bits
and some One time programmable Option bits to protect the OTP memory code from any external access as well as to
meet user’s options.
programmable real time clock/counter, internal interrupt, power down mode, built-in three-wire SPI, dual PWM(Pulse
Width Modulation), 4-channel 10-bit A/D converter and tri-state I/O.
Feature
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* This specification is subject to be changed without notice.
CPU
SPI
PWM
ADC
POR
PACKAGE
The EM78P5830A is an 8-bit RISC type microprocessor with low power, high speed CMOS technology. There
This integrated single chip has an on_chip watchdog timer (WDT), program OTP-ROM, data RAM,
• Operating voltage : 2.2V~5.5V at main CLK less then 3.58MHz.
• 16k x 13 on chip Electrical One Time Programmable Read Only Memory (OTP-ROM)
• 0.5k x 8 on chip data RAM
•Up to 21 bi-directional tri-state I/O ports(4 shared with AD input; 1 shared with external interrupt input )
•16 level stack for subroutine nesting
•8-bit real time clock/counter (TCC)
•two 8-bit counters : COUNTER1 and COUNTER2
•On-chip watchdog timer (WDT)
•99.9％ single instruction cycle commands
•Three modes (Main clock can be programmed from 447.829k to 14.3MHz generated by internal PLL)
• 7 level Normal mode frequency : 447.8K , 895.7K , 1.79M , 3.58M , 7.16M , 10.75M and 14.3MHz.
•Input port interrupt function
•Dual clocks operation (Internal PLL main clock , External 32.768KHz)
• Serial Peripheral Interface (SPI) : a kind of serial I/O interface
• Interrupt flag available for the read buffer full,
• Programmable baud rates of communication
• Three-wire synchronous communication. (shared with IO)
• Dual PWM (Pulse Width Modulation) with 10-bit resolution
• Programmable period (or baud rate)
• Programmable duty cycle
•Operating : 2.5V∼5.5V
•4 channel 10-bit successive approximation A/D converter
•Internal (VDD) or external reference
•2.0V Power-on voltage detector reset
28 pin PDIP and SOP package(300 mil)
Operating Voltage(min)
Mode
Sleep mode
Green mode
Normal mode
Main CLK(Hz)
CPU status
Turn off
Turn on
Turn on
Under 3.58M
2.2
Main clock
Turn off
Turn off
Turn on
7.16M
2.5
32.768kHz clock status
Turn off
Turn on
Turn on
39
10.74M
3
14.3M
3.6
8-bit Micro-controller
12/1/2004 V1.6
EM785830AA