xr82c684 Exar Corporation, xr82c684 Datasheet - Page 97

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

Delta IP11
Input Port
Input Port
Input Port
Delta IP3
BRG Set
Change
Change
Change
Select
Bit 7
Bit 7
Bit 7
Bit 7
Bit 7
Bit 7
Delta Break
Delta Break
Delta Break
Delta IP10
Delta IP2
Counter/Timer #2 Mode and Source
Bit 6
Bit 6
Bit 6
Bit 6
Bit 6
Bit 6
B
D
B
Table 37. Input Port Configuration Register 1, IPCR1
Table 38. Input Port Configuration Register 2, IPCR2
Delta IP1
Delta IP9
FFULLB
FFULLD
FFULLB
RXRDY/
RXRDY/
RXRDY/
Table 36. Auxiliary Control Register 2: ACR2
Table 13
Bit 5
Bit 5
Bit 5
Bit 5
Bit 5
Bit 5
Table 39. Interrupt Status Register 1, ISR1
Table 40. Interrupt Status Register 2, ISR2
Table 41. Interrupt Mask Register 1, IMR1
Delta IP0
Delta IP8
TXRDYB
TXRDYD
TXRDYB
Bit 4
Bit 4
Bit 4
Bit 4
Bit 4
Bit 4
Counter #1
Counter #2
Counter #1
Ready
Ready
Ready
Bit 3
Bit 3
Bit 3
Bit 3
Bit 3
Bit 3
IP11
IP3
Delta Break
Delta Break
Delta Break
Bit 2
Bit 2
Bit 2
Bit 2
Bit 2
Bit 2
IP10
IP2
A
C
A
XR82C684
FFULLA
FFULLC
FFULLA
RXRDY/
RXRDY/
RXRDY/
Bit 1
Bit 1
Bit 1
Bit 1
Bit 1
Bit 1
IP1
IP9
TXRDYC
TXRDYA
TXRDYA
Bit 0
Bit 0
Bit 0
Bit 0
Bit 0
Bit 0
IP0
IP8