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PDF MA101 Data sheet ( Hoja de datos )
| Número de pieza | MA101 | |
| Descripción | driver free USB Data Bridge | |
| Fabricantes | Megawin | |
| Logotipo |  |
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Hay una vista previa y un enlace de descarga de MA101 (archivo pdf) en la parte inferior de esta página. Total 30 Páginas | ||
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MEGAWIN
MAKE YOU WIN
MA101
Datasheet Version 1.02
Megawin
MA101
Datasheet
USB Vendor ID : 0x0E6A
USB Product ID : 0x0103
This document information is the intellectual property of Megawin Technology Co., Ltd.
© Megawin Technology Co., Ltd. 2009 All rights reserved.
page1/30
1 page  
MEGAWIN
MAKE YOU WIN
MA101
Datasheet Version 1.02
3 Pin Description
PIN Name
Function I/O Description
P0.0
BUSY_LED O MA101’s buffer is busy to receive data from UART (*1)
P0.1
TX/RX_LED O MA101 is sending or receiving data with Device (*1)
P0.2
USB_LED O MA101 connected with PC successfully (*1)
P0.3~0.5
I/O Bi-directional I/O
P0.6
UART_TX I/O Bi-directional I/O or UART TX function
P0.7
UART_RX I/O Bi-directional I/O or UART RX function
P1.0~1.3
P1.6
I/O Bi-directional I/O
P1.4
SPI_MISO I/O Bi-directional I/O or SPI MISO
P1.5
SPI_MOSI I/O Bi-directional I/O or SPI MOSI
P1.7
SPI_CLK I/O Bi-directional I/O or SPI CLK
P2.1
P2.4~P2.7
I/O Bi-directional I/O
P2.2
EE_SDA I/O Bi-directional I/O or Customer ID EEPROM SDA
P2.3
EE_SCL I/O Bi-directional I/O or Customer ID EEPROM SCL
P3.0~3.3
P3.5, P3.6
I/O Bi-directional I/O
P3.4
TWSI_SDA I/O Bi-directional I/O or TWSI SDA
P3.7
TWSI_SCL I/O Bi-directional I/O or TWSI SCL
P4.0~4.1 *2
I/O Bi-directional I/O
RESB
I Reset pin
XTAL1
I 6MHz crystal or resonator in
XTAL2
O 6MHz crystal or resonator out
DP I/O USB data +
DM I/O USB data -
VCC
I Voltage supply
VSS
I Ground
V3.3
O
3.3V regulated output, a 1uF(min) capacitor should be added on
this pin
(*1) P0.0~0.3 can be used to sink LED directly (without any external resistor).
This document information is the intellectual property of Megawin Technology Co., Ltd.
© Megawin Technology Co., Ltd. 2009 All rights reserved.
page5/30
5 Page 
MEGAWIN
MAKE YOU WIN
MA101
Datasheet Version 1.02
5.2.4 TWSI AC Electrical Characteristics
tSTART tOUT
tC1
tHIGH
tLOW
tLOW
tSTOP
SDAOUT
SCL
tDH
Figure 5-1 : TWSI Start, Stop and Write diagram
TWSI START/STOP
Clock Parameter
0x00
0x01
0x02
0x03
0x04
...
0xFF
START (tSTART)
12.0 us
13.2 us
15.0 us
16.6 us
18.2 us
440 us
STOP (tSTOP)
11.8 us
13.2 us
14.9 us
16.6 us
18.2 us
440 us
Note: This parameter is characterized but not 100% tested.
TWSI Write Data
Clock
Parameter
0x00
0x01
0x02
0x03
0x04
...
0xFF
Clock High
Period (tHIGH)
10 us
11.4~11.6 us
13.0~13.2 us
14.8~15.0 us
16.4 us
436 us
Clock Low
Period (tLOW)
10 us
11.2 us
12.8~13.0 us
14.6 us
16.4 us
436 us
Clock to
Output (tOUT)
9.2 us
9.2 us
9.2 us
9.2 us
9.2 us
9.2 us
Note: This parameter is characterized but not 100% tested.
Data Out to
Clock 1 (tC1)
5 us
6.6 us
8.2 us
9.8 us
11.6 us
432 us
Data Out Hold
Time (tDH)
4.4~4.8 us
4.4~4.8 us
4.4~4.8 us
4.4~4.8 us
4.4~4.8 us
4.4~4.8 us
This document information is the intellectual property of Megawin Technology Co., Ltd.
© Megawin Technology Co., Ltd. 2009 All rights reserved.
page11/30
11 Page | ||
| Páginas | Total 30 Páginas | |
| PDF Descargar | [ Datasheet MA101.PDF ] | |
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