XA-H4 Datasheet, PDF (27/42 Pages) NXP Semiconductors – Single-chip 16-bit microcontroller

Philips Semiconductors
Single-chip 16-bit microcontroller
Preliminary specification
XA-H4
EVENT INTERRUPTS
Description Event
Interrupt Source
High Priority
Software Interrupt 3
Flag Bit
HSWR3
MMR 2D0[15]
Interrupt Vector
Address
00BF–00BC
High Priority
HSWR2
Software Interrupt 2 MMR 2D0[14]
00BB–00B8
High Priority
HSWR1
Software Interrupt 1 MMR 2D0[13]
00B7–00B4
High Priority
HSWR0
Software Interrupt 0 MMR 2D0[12]
00B3–00B0
USART “USART2/3” multiple OR from
00A7–00A4
Interrupt
USART2 & USART3
USART “USART0/1” multiple OR from
00A3–00A0
Interrupt
USART0 & USART1
DMA “DMAH”
Interrupt
multiple OR from
DMA
009B–0098
DMA “DMAL”
Interrupt
multiple OR from
DMA
0097–0094
External Interrupt 2
(INT2)
IE2
MMR 2D2[0]
0093–0090
Timer 1
External Interrupt 1
(INT1)
Timer 0
External Interrupt 0
(INT0)
TF1
SFR 410[7]
287
IE1
SFR 410[3]
283
TF0
SFR 410[5]
285
IE0
SFR 410[1]
008F–008C
008B–0088
0087–0084
0083–0080
Enable Bit (SFR)
EHSWR3
427[7]
33F
EHSWR2
427[6]
33E
EHSWR1
427[5]
33D
EHSWR0
427[4]
33C
ESC23
427[1]
339
ESC01
427[0]
338
EDMAH
426[6]
336
EDMAL
426[5]
335
EX2
426[4]
334
ET1
426[3]
333
EX1
426[2]
332
ET0
426[1]
331
EX0
426[0]
330
Priority Register Bit
Field (SFR)
PHSWR3
17
4A7[6:4]
Arb. Rank
PHSWR2
16
4A7[2:0]
PHSWR1
15
4A6[6:4]
PHSWR0
14
4A6[2:0]
PSC23
11
4A4[6:4]
PSC01
10
4A4[2:0]
PDMAH
8
4A3[2:0]
PDMAL
7
4A2[6:4]
PX2
6
4A2[2:0]
PT1
5
4A1[6:4]
PX1
4
4A1[2:0]
PT0
3
4A0[6:4]
PX0
2
4A0[2:0]
SOFTWARE INTERRUPTS
Description
Software Interrupt 1
Software Interrupt 2
Software Interrupt 3
Software Interrupt 4
Software Interrupt 5
Software Interrupt 6
Software Interrupt 7
Flag Bit
SWR1
SWR2
SWR3
SWR4
SWR5
SWR6
SWR7
Vector Address
0100–0103
0104–0107
0108–010B
010C–010F
0110–0113
0114–0117
0118–011B
Enable Bit
SWE1
SWE2
SWE3
SWE4
SWE5
SWE6
SWE7
Interrupt Priority
(fixed at 1)
(fixed at 2)
(fixed at 3)
(fixed at 4)
(fixed at 5)
(fixed at 6)
(fixed at 7)
1999 Sep 24
27