NEC 78K0S/KB1+ User Manual page 184

f
XP
f /2
XP
2
f /2
Asynchronous serial
XP
3
f /2
interface operation mode
XP
4 register 6 (ASIM6)
f /2
f
XP
XCLK6
5
f /2 (Base clock)
XP
6
f /2
XP
7
f /2
XP
8
f /2
XP
9
f /2
XP
10
f /2
XP
11
f /2
XP
Baud rate generator
control register 6
(BRGC6)
8
Registers
Note Selectable with input switch control register (ISC).
Figure 11-4. Block Diagram of Serial Interface UART6
Asynchronous serial
Baud rate
interface reception error
generator
status register 6 (ASIS6)
Reception unit
Internal bus
Asynchronous serial
Clock selection
Baud rate
interface transmission
register 6 (CKSR6) generator
status register 6 (ASIF6)
8
Transmission unit
INTSR6
Reception control
INTSRE6
Asynchronous serial interface
control register 6 (ASICL6)
Asynchronous serial interface
control register 6 (ASICL6)
Transmission control
INTST6
Note
TI000, INTP0
Filter
R D6/
X
P44
Receive shift register 6
(RXS6)
Receive buffer register 6
(RXB6)
Transmit buffer register 6
(TXB6)
Transmit shift register 6
(TXS6)
Output latch
(P43)
T D6/
X
INTP1/P43
PM43