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PDF EM78P520N Data sheet ( Hoja de datos )
| Número de pieza | EM78P520N | |
| Descripción | 8-Bit Microcontroller | |
| Fabricantes | ELAN Microelectronics | |
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EM78P520N
8-Bit Microprocessor
with OTP ROM
Product
Specification
DOC. VERSION 1.4
ELAN MICROELECTRONICS CORP.
April 2016
1 page  
Contents
6.3 TCC/WDT Prescaler ....................................................................................... 38
6.4 I/O Port ........................................................................................................... 39
6.5 Reset and Wake-up ........................................................................................ 40
6.6 Oscillator......................................................................................................... 50
6.6.1 Oscillator Modes ...............................................................................................50
6.6.2 Crystal Oscillator/Ceramic Resonators (Crystal) ..............................................50
6.6.3 RC Oscillator Mode with Internal Capacitor ......................................................53
6.6.4 Phase Lock Loop (PLL Mode)...........................................................................53
6.7 Power-on Considerations................................................................................ 55
6.7.1 External Power-on Reset Circuit.......................................................................55
6.7.2 Residue-Voltage Protection ..............................................................................56
6.8 Interrupt .......................................................................................................... 57
6.9 LCD Driver...................................................................................................... 58
6.9.1 R5 LCDCR ( LCD Control Register) .................................................................59
6.9.2 R6 LCDADDR (LCD Address Register) ............................................................60
6.9.3 R7 LCDBR (LCD Data Buffer) ..........................................................................61
6.9.4 R8 LCDVCR (LCD Voltage Control Register) ...................................................61
6.10 A/D Converter ................................................................................................. 69
6.10.1 ADC Data Register............................................................................................70
6.10.2 A/D Sampling Time ...........................................................................................70
6.10.3 A/D Conversion Time ........................................................................................70
6.11 UART (Universal Asynchronous Receiver/Transmitter) ................................... 71
6.11.1 UART Mode.......................................................................................................72
6.11.2 Transmitting.......................................................................................................73
6.11.3 Receiving ..........................................................................................................73
6.11.4 Baud Rate Generator ........................................................................................74
6.11.5 UART Timing .....................................................................................................74
6.12 SPI (Serial Peripheral Interface) ..................................................................... 75
6.12.1 Overview and Features .....................................................................................75
6.12.2 SPI Function Description ..................................................................................77
6.12.3 SPI Signal and Pin Description .........................................................................78
6.12.4 Programming the Related Registers.................................................................80
6.12.5 SPI Mode Timing...............................................................................................83
6.13 Timer/Counter 1 .............................................................................................. 84
6.13.1 Timer Mode .......................................................................................................85
6.13.2 T1OUT Mode ....................................................................................................85
6.13.3 Capture Mode ...................................................................................................85
6.13.4 PWM Mode .......................................................................................................86
6.13.5 16-Bit Mode.......................................................................................................86
Product Specification (V1.4) 04.08.2016
v
5 Page 
EM78P520N
8-Bit Microprocessor with OTP ROM
P74/SEG18/INT0
P75/INT1/T1OUT/PWM1
P76/INT2/T1CK
P77/INT3/T1CAP
VDD
VSS
OSCO
OSCI
Test
PC2/Xin
PC3/Xout
P81//RESET
48 47 46 45 44 43 42 41 40 39 38 37
1 36
2 35
3 34
4 33
5
6
EM78P520N-48Pin
32
31
7 30
8 29
9 28
10 27
11 26
12 25
13 14 15 16 17 18 19 20 21 22 23 24
PB1/SEG9/INT5/AD10
PB0/SEG8/INT4/AD9
PA7/SEG7//SS
PA6/SEG6/SCK
PA5/SEG5/SO
PA4/SEG4/SI
PA3/SEG3
PA2/SEG2
PA1/SEG1
PA0/SEG0
P97/COM0
P96/COM1
Figure 3-3 EM78P520NL48
Product Specification (V1.4) 04.08.2016
(This specification is subject to change without prior notice)
3
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| PDF Descargar | [ Datasheet EM78P520N.PDF ] | |
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