XR68C192 EXAR [Exar Corporation], XR68C192 Datasheet - Page 27

• Manufacturer Part Number: XR68C192
• Description: DUAL UNIVERSAL ASYNCHRONOUS RECEIVER AND TRANSMITTER
• Manufacturer: EXAR [Exar Corporation]

ENABLE
-RxRDY/
-FFULL
Rev. P1.10
OVERRUN
-RxRDY
-FFULL
ERROR
-RTS
ENABLE
-CS
-TxRDY
RX
RX
R/-W
-CTS
-RTS
TX
TX
D1
D1
Status Data
(D1)
D2
Figure 4: Transmit Timing
Figure 3: Receive Timing
D2
D8
D11 Will be lost
27
due to overrun
D3
D9
Break
D10
Status Data
(D2)
XR68C92/192
D4
D11
Status Data
(D3)
D12, D13 Will be lost
due to RX disable
D12
Status Data
XR6892-TX
Reset by
command
(D10)
D5
XR6892-RX
D13