0X4308: External Interrupt Level Setup Register 1 (Itc_Elv1) - Epson S1C17001 Technical Manual

6 INITERRUPT CONTROLLER

0x4308: External Interrupt Level Setup Register 1 (ITC_ELV1)

Register name Address Bit
External 0x4308 D15–13 –
Interrupt Level (16 bits)
D12
Setup Register 1
D11
(ITC_ELV1)
D10–8 EILV3[2:0]
D7–5 –
D4
D3
D2–0 EILV2[2:0]
D[15:13] Reserved
D12 EITG3: Clock Timer Interrupt Trigger Mode Select Bit
Selects clock timer interrupt trigger mode. This should be set to 1 for the S1C17001.
1 (R/W): Level trigger mode
0 (R/W): Pulse trigger mode (default)
Refer to the ITC_ELV0 register (0x4306) EITG1 (D12) description.
D11 Reserved
D[10:8] EILV3[2:0]: Clock Timer Interrupt Level Bits
Set the clock timer interrupt level (0 to 7). (Default: 0)
Refer to the ITC_ELV0 register (0x4306) EILV1[2:0] (D[10:8]) description.
D[7:5] Reserved
D4 EITG2: Stopwatch Timer Interrupt Trigger Mode Select Bit
Selects stopwatch timer interrupt trigger mode. This should be set to 1 for the S1C17001.
1 (R/W): Level trigger mode
0 (R/W): Pulse trigger mode (default)
Refer to the ITC_ELV0 register (0x4306) EITG1 (D12) description.
D3 Reserved
D[2:0] EILV2[2:0]: Stopwatch Timer Interrupt Level Bits
Set the stopwatch timer interrupt level (0 to 7). (Default: 0)
Refer to the ITC_ELV0 register (0x4306) EILV1[2:0] (D[10:8]) description.
46
Name Function
reserved
EITG3 CT interrupt trigger mode
– reserved
CT interrupt level
reserved
EITG2 SWT interrupt trigger mode
– reserved
SWT interrupt level
Setting
–
1 Level 0 Pulse
–
0 to 7
–
1 Level 0 Pulse
–
0 to 7
EPSON
Init. R/W Remarks
– – 0 when being read.
0 R/W Be sure to set to 1.
– – 0 when being read.
0x0 R/W
– – 0 when being read.
0 R/W Be sure to set to 1.
– – 0 when being read.
0x0 R/W
S1C17001 TECHNICAL MANUAL