參數(shù)資料
型號: HD404668
廠商: Hitachi,Ltd.
英文描述: Low-Voltage AS Microcomputers with On-Chip DTMF Generation Circuit(帶雙音多頻電路的低電壓微計算機(jī))
中文描述: 低電壓如同在微機(jī)芯片的DTMF產(chǎn)生電路(帶雙音多頻電路的低電壓微計算機(jī))
文件頁數(shù): 29/142頁
文件大?。?/td> 894K
代理商: HD404668
HD404669 Series
29
Timer A Interrupt Request Flag (IFTA: $001, Bit 2):
Set by overflow output from timer A, as listed in
table 7.
Table 7 Timer A, C, D Interrupt Request Flags
(IFTA: $001, Bit 2, IFTC: $002, Bit 2, IFTD: $003, Bit 0)
Timer A, C, D Interrupt
Request Flags (IFTA,
IFTC, IFTD)
Interrupt Request
0
No
1
Yes
Timer A Interrupt Mask (IMTA: $001, Bit 3):
Prevents (masks) an interrupt request caused by the
timer A interrupt request flag, as listed in table 8.
Table 8 Timer A, C, D Interrupt Masks (IMTA: $001, Bit 3, IMTC: $002, Bit 3, IMTD: $003, Bit 1)
Timer A, C, D Interrupt
Masks (IMTA, IMTC,
IMTD)
InterruptRequest
0
Enabled
1
Disabled (masked)
Timer C Interrupt Request Flag (IFTC: $002, Bit 2):
Set by overflow output from timer C, as listed in
table 7.
Timer C Interrupt Mask (IMTC: $002, Bit 3):
Prevents (masks) an interrupt request caused by the
timer C interrupt request flag, as listed in table 8.
Timer D Interrupt Request Flag (IFTD: $003, Bit 0):
Set by overflow output from timer D, or by the
rising or falling of signals input to EVND when the input capture function is used, as listed in table7.
Timer D Interrupt Mask (IMTD: $003, Bit 1):
Prevents (masks) an interrupt request caused by the
timer D interrupt request flag, as listed in table 8.
Serial 1 Interrupt Request Flag (IFS1: $003, Bit 2):
Set when data transfer is completed or when data
transfer is suspended, as listed in table 9.
Table 9 Serial 1 Interrupt Request Flag (IFS1: $003, Bit 2)
IFS1
Interrupt Request
0
No
1
Yes
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