Users Manual

Table Of Contents
R01UH0823EJ0110 Rev.1.10 Page 1451 of 1852
Nov 30, 2020
RX23W Group 40. SD Host Interface (SDHIa)
EXWT Flag (EXWT Status Flag)
This flag becomes 1 under the following condition:
During a multi-block read sequence triggered by CMD53 being issued, the SDIOMD.RWREQ bit is set to 1 while
the last block is being transferred.
This flag becomes 0 under the following condition:
The flag is set to 0.
40.2.18 SDIO Interrupt Mask Register (SDIOIMSK)
The SDIOIMSK register enables and disables the interrupt requests from the status flags in the SDIOSTS register. Refer
to
Table 40.8, Interrupt Sources for details on the relationship between the status flags and the requested interrupt
source.
SDIOIMSK
Address(es): SDHI.SDIOIMSK 0008 AC70h
b31 b30 b29 b28 b27 b26 b25 b24
Value after reset:
00000000
b23 b22 b21 b20 b19 b18 b17 b16
Value after reset:
00000000
b15 b14 b13 b12 b11 b10 b9 b8
EXWTM EXPUB52M
Value after reset:
11000000
b7 b6 b5 b4 b3 b2 b1 b0
—IOIRQM
Value after reset:
00000111
Bit Symbol Bit Name Description R/W
b0 IOIRQM IOIRQ Interrupt Mask Control
0: IOIRQ interrupt not masked
1: IOIRQ interrupt masked
R/W
b2, b1 Reserved These bits are 1 when read. Set them to 1 when writing. R/W
b13 to b3 Reserved These bits are 0 when read and cannot be modified. R
b14 EXPUB52M
EXPUB52 Interrupt Request Mask
Control
0: EXPUB52 interrupt request not masked
1: EXPUB52 interrupt request masked
R/W
b15 EXWTM
EXWT Interrupt Request Mask
Control
0: EXWT interrupt request not masked
1: EXWT interrupt request masked
R/W
b31 to b16 Reserved These bits are 0 when read and cannot be modified. R