h8s-2649 Renesas Electronics Corporation., h8s-2649 Datasheet - Page 394
h8s-2649
Manufacturer Part Number
h8s-2649
Description
Renesas 16-bit Single-chip Microcomputer H8s Family/h8s/2600 Series
Manufacturer
Renesas Electronics Corporation.
Datasheet
1.H8S-2649.pdf
(766 pages)
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Section 13 Serial Communication Interface (SCI)
Rev. 2.00 Dec. 05, 2005 Page 356 of 724
REJ09B0200-0200
Bit
5
4
3
2
1
0
Bit Name
PE
O/E
STOP
MP
CKS1
CKS0
0
Initial
Value
0
0
0
0
0
R/W
R/W
R/W
R/W
R/W
R/W
R/W
Description
Parity Enable (enabled only in asynchronous mode)
When this bit is set to 1, the parity bit is added to
transmit data before transmission, and the parity bit is
checked in reception. For a multiprocessor format,
parity bit addition and checking are not performed
regardless of the PE bit setting.
Parity Mode (enabled only when the PE bit is 1 in
asynchronous mode)
0: Selects even parity.
1: Selects odd parity.
Stop Bit Length (enabled only in asynchronous mode)
Selects the stop bit length in transmission.
0: 1 stop bit
1: 2 stop bits
In reception, only the first stop bit is checked. If the
second stop bit is 0, it is treated as the start bit of the
next transmit character.
Multiprocessor Mode (enabled only in asynchronous
mode)
When this bit is set to 1, the multiprocessor
communication function is enabled. The PE bit and O/E
bit settings are invalid in multiprocessor mode.
Clock Select 0 and 1:
These bits select the clock source for the baud rate
generator.
00: φ clock (n = 0)
01: φ/4 clock (n = 1)
10: φ/16 clock (n = 2)
11: φ/64 clock (n = 3)
For the relationship between the bit rate register setting
and the baud rate, see section 13.3.9, Bit Rate Register
(BRR). n is the decimal representation of the value of n
in BRR (see section 13.3.9, Bit Rate Register (BRR)).
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