參數(shù)資料
型號: XA-H4
廠商: NXP Semiconductors N.V.
英文描述: Single-chip 16-bit microcontroller
中文描述: 單片16位微控制器
文件頁數(shù): 26/42頁
文件大?。?/td> 225K
代理商: XA-H4
Philips Semiconductors
Preliminary specification
XA-H4
Single-chip 16-bit microcontroller
1999 Sep 24
26
Table 7. USART0 Interrupts (Interrupt structure is the same, except for bit locations, for all 4 USARTs)
Potential
USART0
Interrupt
Individual Enable Bit
MMR Hex Offset
Source Bit
MMR Hex Offset
RR0[0]
820[0]
Group Enable Bit(S)
MMR Hex Offset
WR1[4:3]
802[4:3]
Group Flag Bit
MMR Hex Offset
Even Channel Rx IP
RR3[5]
826[5]
Master Enable Bit
MMR Hex Offset
USART0/1 Master
Interrupt Enable
WR9[3]
812[3]
Rx Character Available
SDLC EOF
(XA-H4 Only)
RR1[7]
822[7]
CRC/Framing Error
RR1[6]
822[6]
Rx Overrun
RR1[5]
822[5]
Parity Error
WR1[2]
802[2]
RR1[4]
822[4]
Tx Buffer Empty
See WR1[1]
RR0[2]
820[2]
Tx Interrupt Enable
WR1[1]
802[1]
Even Channel Tx IP
RR3[4]
826[4]
Break/Abort
Break/
Abort IE
WR15[7]
81E[7]
RR0[7]
820[7]
Master External/Status
Interrupt Enable
WR1[0]
802[0]
Even Channel
External/Status IP
RR3[3]
826[3]
Tx Underrun/EOM
Tx Underrun/EOM IE
WR15[6]
81E[6]
RR0[6]
820[6]
CTS
CTS IE
WR15[5]
81E[5]
RR0[5]
820[5]
SYNC/HUNT
(XA-H4 Only)
SYNC/
HUNT IE
WR15[4]
81E[4]
RR0[4]
822[4]
DCD
DCD IE
WR15[3]
81E[3]
RR0[3]
820[3]
Zero Count
Zero Count IE
WR15[1]
81E[1]
RR0[1]
820[1]
EXCEPTION/TRAPS PRECEDENCE
Description
Vector Address
Arbitration Ranking
Reset (h/w, watchdog, s/w)
0000–0003
0 (High)
Break Point
0004–0007
1
Trace
0008–000B
1
Stack Overflow
000C–000F
1
Divide by 0
0010–0013
1
User RETI
0014–0017
1
TRAP 0–15 (software)
0040–007F
1
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