Rev. 6.00, 08/04, page 80 of 628
Bits 1 and 0—IRQ
1
and IRQ
0
Interrupt Enable (IEN1 and IEN0)
Bits 1 and 0 enable or disable IRQ
1
and IRQ
0
interrupt requests.
Bit n
IENn
Description
0
Disables interrupt requests from pin
IRQn
(initial value)
1
Enables interrupt requests from pin
IRQn
(n = 1 or 0)
Interrupt Enable Register 2 (IENR2)
Bit
Initial value
Read/Write
7
IENDT
0
R/W
6
IENAD
0
R/W
5
—
—
W
4
IENTG
0
R/W
3
IENTFH
0
R/W
0
IENEC
0
R/W
2
IENTFL
0
R/W
1
IENTC
0
R/W
IENR2 is an 8-bit read/write register that enables or disables interrupt requests.
Bit 7—Direct Transfer Interrupt Enable (IENDT)
Bit 7 enables or disables direct transfer interrupt requests.
Bit 7
IENDT
Description
0
Disables direct transfer interrupt requests
(initial value)
1
Enables direct transfer interrupt requests
Bit 6—A/D Converter Interrupt Enable (IENAD)
Bit 6 enables or disables A/D converter interrupt requests.
Bit 6
IENAD
Description
0
Disables A/D converter interrupt requests
(initial value)
1
Enables A/D converter interrupt requests
Bit 5—Reserved
Bit 5 is reserved bit: it can only be written with 0.
Summary of Contents for H8/38024 Series
Page 18: ...Rev 6 00 08 04 page xviii of xxx...
Page 30: ...Rev 6 00 08 04 page xxx of xxx...
Page 130: ...Rev 6 00 08 04 page 100 of 628...
Page 216: ...Rev 6 00 08 04 page 186 of 628...
Page 416: ...Rev 6 00 08 04 page 386 of 628...
Page 432: ...Rev 6 00 08 04 page 402 of 628...
Page 468: ...Rev 6 00 08 04 page 438 of 628...
Page 661: ...H8 38024 H8 38024S H8 38024F ZTAT H8 38124 Group Hardware Manual...