|
|
PDF MK7A20P Data sheet ( Hoja de datos )
| Número de pieza | MK7A20P | |
| Descripción | 8 bit microcontroller | |
| Fabricantes | Mikkon | |
| Logotipo |  |
|
Hay una vista previa y un enlace de descarga de MK7A20P (archivo pdf) en la parte inferior de esta página. Total 26 Páginas | ||
|
No Preview Available !
MK7A20P
8 bit microcontroller
1. Feature
z ROM size: 2,048 Words OTP ROM
z RAM size: 72 Bytes
z 76 single word instruction
z Stack level: 2
z I/O ports: 20
- Port B: 8 pull high I/O pin and has wake up function
- Port A0~3: 4 normal I/O pin
- Port C0~7: 8 normal I/O pin
- RTCC: input pin
z Four kinds of external oscillation modes can be selected:
RC, LS(Low Speed) Crystal, NS(Normal Speed) Crystal and HS(High Speed) Crystal
z Port B has signal toggle wake up function
z Built-in one 8 bit count up Timer/counter (TMR0) with 8 bit programmable prescaler
z Built-in Watchdog Timer
z Operation Voltage: 2.2V 5.5V
z Different Package Type:
MK7A20PD28C: 28 pin DIP
MK7A20PSD28C: 28 pin SDIP
MK7A20PS28C: 28 pin SOP
MK7A20PSS28C: 28 pin SSOP
MK7A20PSD20C: 20 pin SDIP
MK7A20PS20C: 20 pin SOP
MK7A20PSD18C: 18 pin SDIP
MK7A20PS18C: 18 pin SOP
1 2008/4/28 Rev.15
1 page  
MK7A20P
8 bit microcontroller
5.3 Configuration Register
Name
CONFIG
Bit 7 Bit 6
TYPE RTCE
Bit 5
LV1
Bit 4
LV0
Bit 3 Bit 2 Bit 1 Bit 0
CPT WDTE FOSC1 FOSC0
Bit 1
0
0
1
1
Bit 0
0
1
0
1
OSC Type
LS (low speed)
NS(Normal speed)
HS (high speed)
RC
Frequency Range
32~200KHz
200K~10MHz
10~20MHz
32K~ 10MHz
Bit 2
0 Watchdog timer disable
1 Watchdog timer enable
Description
Bit 3
0 Code Protection ON
1 Code Protection OFF
Bit 5
0
0
1
1
Bit 4
0
1
0
1
Bit 6
0 Timer Input Only
1 PA4 Input
Description
Detected Voltage Level
4V
No use
2V
No use
Description
5 2008/4/28 Rev.15
5 Page 
MK7A20P
8 bit microcontroller
5.7 Reset condition of all the RAM
Address
N/A
N/A
N/A
00h
01h
02h
03h
04h
05h
06h
07h
Name
Accumulator
IODIR
Select
IAR
TMR0
PC
STATUS
BSR
PORTA
PORTB
PORTC
General
Purpose RAM
Cold Reset
xxxx xxxx
1111 1111
--11 1111
---- ----
xxxx xxxx
111 1111 1111
0001 1xxx
1xxx xxxx
0000 xxxx
xxxx xxxx
xxxx xxxx
xxxx xxxx
Warm Reset
pppp pppp
1111 1111
--11 1111
---- ----
pppp pppp
111 1111 1111
000# #ppp
1ppp pppp
0000 pppp
pppp pppp
pppp pppp
pppp pppp
<Note> x: unknown; p: keep as previous data ; #: value depends on condition
-:unimplemented and read as”0”.
11 2008/4/28 Rev.15
11 Page | ||
| Páginas | Total 26 Páginas | |
| PDF Descargar | [ Datasheet MK7A20P.PDF ] | |
Hoja de datos destacado
| Número de pieza | Descripción | Fabricantes |
| MK7A20P | 8 bit microcontroller | Mikkon |
| Número de pieza | Descripción | Fabricantes |
| SLA6805M | High Voltage 3 phase Motor Driver IC. |
 Sanken |
| SDC1742 | 12- and 14-Bit Hybrid Synchro / Resolver-to-Digital Converters. |
 Analog Devices |
|
DataSheet.es es una pagina web que funciona como un repositorio de manuales o hoja de datos de muchos de los productos más populares, |
| DataSheet.es | 2020 | Privacy Policy | Contacto | Buscar |