B&B Electronics RS-232 Baud Rate Converter CE 232BRC - Manual (Page 13)

232BRC-1005 Manual Appendix B B-1
B&B Electronics Mfg Co Inc – 707 Dayton Rd - PO Box 1040 - Ottawa IL 61350 - Ph 815-433-5100 - Fax 815-433-5104
B&B Electronics – Westlink Commercial Park – Oranmore, Galway, Ireland – Ph +353 91 792444 – Fax +353 91 792445
Appendix B: Block Diagram
232BRC Block Diagram
Microcontroller
UART
3 2 7 8 4 6 5
TD RD RT
S
CTS DTR DSR GND
32K SRAM
PORT A
UART
3 2 7 8 4 6 5
TD RD RT
S
CTS DT
R
DSR GND
EEPROM
Female DB9
PORT B
Male DB9
B-2 Appendix B 232BRC-1005 Manual
B&B Electronics Mfg Co Inc – 707 Dayton Rd - PO Box 1040 - Ottawa IL 61350 - Ph 815-433-5100 - Fax 815-433-5104
B&B Electronics – Westlink Commercial Park – Oranmore, Galway, Ireland – Ph 353-91-792444 – Fax 353-91-792445