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R01UH0336EJ0102 Rev.1.02
Page 1234 of 1538
Jul 17, 2014
V850E2/PG4-L
Section 22 Synchronous/Asynchronous Serial Interface H (UARTH)
(14)
URTHnERXW – UARTHn Extension bit Receive Word Data Register
This register stores received data.
The data stored in the reception shift register is transferred to the
URTHnERXW register upon completion of reception of data.
Access
This register can be read in 32-bit units.
Address
<URTHn_base1> + 28
H
Initial value
0011FFFF
H
A reset from any source or, when UARTHn operation is enabled, setting
URTHnCTL0.URTHnPW = 1, will initialize the bits.
31
30
29
28
27
26
25
24
0
0
0
0
0
0
0
0
R
R
R
R
R
R
R
R
23
22
21
20
19
18
17
16
0
0
0
URTHn
ERXH8
0
0
0
URTHn
ERXL8
R
R
R
R
R
R
R
R
15
14
13
12
11
10
9
8
URTHnRX[15:8]
R
R
R
R
R
R
R
R
7
6
5
4
3
2
1
0
URTHnRX[7:0]
R
R
R
R
R
R
R
R
Table 22-21
URTHnERXW Register Contents
Bit Position
Bit Name
Function
20
URTHn
ERXH8
Extension bit of UARTHn received data
16
URTHn
ERXL8
Extension bit of UARTHn received data
15 to 0
URTHn
RX[15:0]
UARTHn received data