Maxq family user’s guide: maxq2000 supplement – Maxim Integrated MAXQ Family Users Guide: MAXQ2000 Supplement User Manual
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MAXQ Family User’s Guide:
MAXQ2000 Supplement
Table 2. MAXQ2000 Interrupt Sources and Control Bits (continued)
INTERRUPT
MODULE ENABLE BIT
LOCAL ENABLE BIT
INTERRUPT FLAG
Timer 1–Capture/Compare
IM4 (IMR.4)
ET2 (T2CNA1.7)
TCC2 (T2CNB1.1)
Timer 1–Overflow
IM4 (IMR.4)
ET2 (T2CNA1.7)
TF2 (T2CNB1.3)
Timer 2–Low Compare
IM4 (IMR.4)
ET2L (T2CNB2.7)
T2CL (T2CNB2.0)
Timer 2–Low Overflow
IM4 (IMR.4)
ET2L (T2CNB2.7)
TF2L (T2CNB2.2)
Timer 2–Capture/Compare
IM4 (IMR.4)
ET2 (T2CNA2.7)
TCC2 (T2CNB2.1)
Timer 2–Overflow
IM4 (IMR.4)
ET2 (T2CNA2.7)
TF2 (T2CNB2.3)
1-Wire Presence Detect*
IM3 (IMR.3);
EOWMI (OWD[5].7)
EPD (OWD[3].0)
PD (OWD[2].0)
1-Wire Transmit Buffer Empty*
IM3 (IMR.3);
EOWMI (OWD[5].7)
ETBE (OWD[3].2)
TBE (OWD[2].2)
1-Wire Transmit Shift Register Empty*
IM3 (IMR.3);
EOWMI (OWD[5].7)
ETMT (OWD[3].3)
TEMT (OWD[2].3)
1-Wire Receive Buffer Full*
IM3 (IMR.3);
EOWMI (OWD[5].7)
ERBF (OWD[3].4)
RBF (OWD[2].4)
1-Wire Receive Shift Register Full*
IM3 (IMR.3);
EOWMI (OWD[5].7)
ERSF (OWD[3].5)
RSRF (OWD[2].5)
1-Wire Short*
IM3 (IMR.3);
EOWMI (OWD[5].7)
EOWSH (OWD[3].6)
OW_SHORT (OWD[2].6)
1-Wire Low*
IM3 (IMR.3);
EOWMI (OWD[5].7)
EOWL (OWL[3].7)
OW_LOW (OWD[2].7)
* External Interrupts 10, external interrupt 11, and 1-Wire are only available on the 68-pin (RAX) version of the MAXQ2000.
Note 1: For 1-Wire Master interrupts to be received, both IM3 and EOWMI must be set to 1.
Note 2: The notation OWD[n] refers to accessing the OWD register with the OWA register set to n.
Maxim Integrated
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