XR16L788IQ-F Datasheet, PDF (21/54 Pages) Exar Corporation – HIGH PERFORMANCE 2.97V TO 5.5V OCTAL UART

REV. 1.2.3
XR16L788
HIGH PERFORMANCE 2.97V TO 5.5V OCTAL UART
TABLE 8: DEVICE CONFIGURATION REGISTERS
ADDRESS READ/
REGISTER
[A7:A0] WRITE
Bit 7
0x80
R INT Source UART 7
0x81
R
INT 1
UART 2
bit 1
0x82
R
INT 2
UART 5
bit 0
0x83
R
INT 3
UART 7
bit 2
0x84 R/W TIMER
0
CTRL
0x85
R
TIMER
0
0x86 R/W TIMER LSB bit 7
0x87 R/W TIMER MSB bit 7
0x88 R/W 8X MODE UART 7
0x89
R
REG 1
0
0x8A
W
RESET
Reset
UART 7
0x8B R/W SLEEP Enable
sleep
UART 7
0x8C
R
DREV
bit 7
0x8D
R
DVID
bit 7
0x8E R/W REG 2
0
Bit 6
UART 6
source
bit 0
UART 4
bit 2
interrupt
bit 1
0
0
bit 6
bit 6
UART 6
0
Reset
UART 6
Enable
sleep
UART 6
bit 6
bit 6
0
Bit 5
UART 5
UART 1
bit 2
interrupt
bit 1
source
bit 0
0
0
bit 5
bit 5
UART 5
0
Reset
UART 5
Enable
sleep
UART 5
bit 5
bit 5
0
Bit 4
UART 4
interrupt
bit 1
source
bit 0
UART 6
bit 2
0
0
bit 4
bit 4
UART 4
0
Reset
UART 4
Enable
sleep
UART 4
bit 4
bit 4
0
Bit 3
UART 3
source
bit 0
UART 3
bit 2
interrupt
bit 1
clock
source
0
bit 3
bit 3
UART 3
0
Reset
UART 3
Enable
sleep
UART 3
bit 3
bit 3
0
Bit 2
Bit 1
Bit 0
UART 2 UART 1 UART 0
UART 0 interrupt source
bit 2
bit 1
bit 0
interrupt
bit 1
source
bit 0
UART 2
bit 2
source
bit 0
UART 5
bit 2
source
bit 1
function start timer enable
select
timer INT
0
0
0
bit 2
bit 1
bit 0
bit 2
bit 1
bit 0
UART 2 UART 1 UART 0
0
0
0
Reset Reset Reset
UART 2 UART 1 UART 0
Enable
sleep
UART 2
Enable
sleep
UART 1
Enable
sleep
UART 0
bit 2
bit 1
bit 0
bit 2
bit 1
bit 0
0
0
write to all
UARTs
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