xr82c684 Exar Corporation, xr82c684 Datasheet - Page 81

• Manufacturer Part Number: xr82c684
• Description: Cmos Quad Channel Uart Quart
• Manufacturer: Exar Corporation

MR1n[7] - Receiver Request to Send Control
Figure 42
MR1n[6] - Receiver Interrupt Select
MR1n[5] - Error Mode Select
Bit 7
Channel Mode
Bit 6
Tx RTS Control
Table 26. Mode Registers - MR2A, MR2B, MR2C, MR2D
Bit 5
CTS Enable Tx
Bit 4
MR1n[4:3] - Parity Mode Select
MR1n[2] - Parity Type Select
MR1n[1:0] - Bits per Character Select
Mode Register 2 (Channels A, B, C and D)
MR2n[7:6] - Channel Mode Select

Section H.2
Bit 3
Bit 2
Stop Bit Length
XR82C684
Bit 1
Bit 0