Philips Semiconductors
Preliminary specification
Quad UART for 3.3V and 5V supply voltage
SC28L194
INDEX
Numbers
1x and 16x modes, Receiver, 8
1x and 16x modes, Transmitter, 8
A
Address Recognition Character Register, 24
ARCR, 24
Asynchronous bus cycle, 5
Global Configuration Control Register (GCCR), 16
Global Interrupting Byte Count Register, 27
Global Interrupting Channel Register, 27
Global Registers, 7, 10
Global RxFIFO Register, 28
Global TxFIFO Register, 28
GPOC, 29
GPOD, 29
GPOR, 29
GPOSR, 29
GRxFIFO, 28
GTxFIFO, 28
B
Baud Rate Generator, 6
BCRA, 24
BCRBRK, 24
BCRCOS, 24
BCRx, 24
Bidding Control Register 鈥?Address, 24
Bidding Control Register 鈥?Break Change, 24
Bidding Control Register 鈥?Change of State, 24
Bidding Control Register 鈥?Xon, 24
Block diagram, 5
Break, transmission of, 8
BRG Timer Control Register, 26
BRG Timer Reload Registers, Lower, 25
BRG Timer Reload Registers, Upper, 25
BRGTCR, 26
BRGTRL, 25
BRGTRU, 25
H
Host Interface, 5
I
I/O Port Configuration Register, 28
I/O Port Interrupt and Output Register, 28
I/O ports, 9
I/OPCR, 9, 28
I/OPIOR, 28
I/OPIOR register, 9
IACKN, 7
IACKN Cycle, 11
ICR, 26
IMR, 7, 24
Input Port Register, 28
Interrupt Arbitration, 10
Interrupt Control, 7
Interrupt Mask Register, 24
Interrupt priorities, Setting, 11
Interrupt sources, Enabling, 11
Interrupt Status Register, 23
Interrupt Vector Register, 27
Interrupts, Xon/Xoff, 15
IPR, 28
ISR, 7, 23
IVR, 27
C
CEN, 5
Channel Blocks, 6
Channel Status Register, 22
Character Recognition, 6
Character Stripping, 10
CIR, 26
Clock Register, Rx & Tx, 20
Command Register, 20
COMMAND REGISTER TABLE, 22
CR, 20
Crystal oscillator, 5
Current Interrupt Register, 26
M
Minor Modes, 13
Mode control, Xon/Xoff, 15
Mode Register 0, 17
Mode Register 1, 18
Mode Register 2, 19
Mode Registers, Initialization, 16
Modes of Operation, 12
MR0, 17
MR1, 18
MR2, 19
Multidrop mode, 10
D
Description, 2
DESCRIPTION, over all, 5
F
Framing error, 8
G
GCCR, 16
General Purpose Output Clk Register, 29
General Purpose Output Data Register, 29
General Purpose Output Register, 29
General Purpose Output Select Register, 29
General Purpose Pins, 10
GIBCR, 27
GICR, 27
GITR, 27
O
Overrun error, 9
P
Parity error, 9
Pin configurations, 3
Pin Description, 4
Polling, 11
1998 Sep 21
47