Receiver Character Length - NXP Semiconductors freescale KV4 Series Reference Manual

46.5.2 Receiver
SBR12:0
BAUDRATE
MODULE
CLOCK
GENERATOR
RE
RECEIVE
CONTROL
RAF
RxD
LOOPS
RECEIVER
SOURCE
RSRC
CONTROL
From Transmitter
RxD
ACTIVE EDGE

46.5.2.1 Receiver character length

The UART receiver can accommodate 8-, 9-, or 10-bit data characters. The states of
C1[M], C1[PE], BDH[SBNS] and C4[M10] determine the length of data characters.
When receiving 9 or 10-bit data, C3[R8] is the ninth bit (bit 8).
Freescale Semiconductor, Inc.
Chapter 46 Universal Asynchronous Receiver/Transmitter (UART) / FlexSCI
BRFA4:0
DETECT
Figure 46-66. UART receiver block diagram
KV4x Reference Manual, Rev. 2, 02/2015
Preliminary
INTERNAL BUS
DATA BUFFER
VARIABLE 12-BIT RECEIVE
SHIFT REGISTER
SHIFT DIRECTION
PE
PARITY
LOGIC
PT
M
M10
LBKDE
MSBF
RXINV
WAKEUP
LOGIC
DMA Requests
IRQ / DMA
LOGIC
IRQ Requests
To TxD
1301