COPTONIX I2C-RS232-Adapter Руководство - Страница 5
Просмотреть онлайн или скачать pdf Руководство для Адаптер COPTONIX I2C-RS232-Adapter. COPTONIX I2C-RS232-Adapter 15 страниц. I2c rs232 adapter (slave)
Печатать страницу3. Interface
1
RS232 port for communication with a PC (RxD, TxD, GND)
•
2
I²C-Interface
•
Pin 1: External pull-up voltage V
Pin 2: Supply voltage +5V
Pin 3: Ground
Pin 4: I2C – SCL
Pin 5: I2C –SDA
Pin 6: Interrupt – Output 1
Pin 7: Interrupt – Output 2
Header strip / 2.54 pitch
3
Jumper VUP – V
•
Pin 1: +3.3V
Pin 2: V
pull-up
Pin 3: External pull-up voltage
Position 1-2: connects pull-up voltage to internal +3.3V
Position 3-2: connects pull-up voltage to external pull-up voltage.
4
LED Power-ON
•
1
Pull-up voltage
pull-up
; connected to pull-up resistors (4K7)
4
(2V – 15V)
ext
3
5
2
Rev1.4 April 2014