Single-chip TTL to RS485 module 485 to serial port UART level mutual transfer Hardware automatic control flow

Single-chip TTL to RS485 module 485 to serial port UART level mutual transfer Hardware automatic control flow
thumb
thumb
thumb
sku: 1005004889379647
$0.34-2%
$0.33
Shipping from: China
   Price history chart & currency exchange rate

Customers also viewed