6 INTERRUPT CONTROLLER (ITC)
S1C17704 TECHNICAL MANUAL
EPSON
6-15
0x4302: Interrupt Enable Register (ITC_EN)
Register name Address
Bit
Name
Function
Setting
Init. R/W
Remarks
Interrupt
Enable Register
(ITC_EN)
0x4302
(16 bits)
D15
IIEN7
I
2
C interrupt enable
1 Enable
0 Disable
0
R/W
D14
IIEN6
SPI interrupt enable
0
R/W
D13
IIEN5
Remote controller interrupt enable
0
R/W
D12
IIEN4
UART interrupt enable
0
R/W
D11
IIEN3
16-bit timer Ch.2 interrupt enable
0
R/W
D10
IIEN2
16-bit timer Ch.1 interrupt enable
0
R/W
D9
IIEN1
16-bit timer Ch.0 interrupt enable
0
R/W
D8
IIEN0
8-bit timer interrupt enable
0
R/W
D7
EIEN7
PWM&capture timer interrupt enable
0
R/W
D6
EIEN6
LCD interrupt enable
0
R/W
D5
EIEN5
SVD interrupt enable
0
R/W
D4
EIEN4
8-bit OSC1 timer interrupt enable
0
R/W
D3
EIEN3
Clock timer interrupt enable
0
R/W
D2
EIEN2
Stopwatch timer interrupt enable
0
R/W
D1
EIEN1
P1 port interrupt enable
0
R/W
D0
EIEN0
P0 port interrupt enable
0
R/W
D[15:8]
IIEN[7:0], EIEN[7:0]: Interrupt Enable Bits
These bits enable or disable interrupt generation.
1 (R/W): Interrupt enabled
0 (R/W): Interrupt disabled (default)
Interrupts are enabled when the corresponding interrupt enable bit is set to 1 and are disabled when the
bit is set to 0.
Table 6.7.4 Causes of Hardware Interrupt and Interrupt Enable Bits
Interrupt
enable bits
Cause of hardware interrupt
EIEN0 (D0)
P0 port interrupt: P00–P07 port inputs
EIEN1 (D1)
P1 port interrupt: P10–P17 port inputs
EIEN2 (D2)
Stopwatch timer interrupt: 100 Hz/10 Hz/1 Hz signal
EIEN3 (D3)
Clock timer interrupt: 32 Hz/8 Hz/2 Hz/1 Hz signal
EIEN4 (D4)
8-bit OSC1 timer interrupt: compare match
EIEN5 (D5)
SVD interrupt: low supply voltage detection
EIEN6 (D6)
LCD interrupt: frame signal
EIEN7 (D7)
PWM & capture timer interrupt: compare A/compare B match
IIEN0 (D8)
8-bit timer interrupt: timer underflow
IIEN1 (D9)
16-bit timer Ch.0 interrupt: timer underflow
IIEN2 (D10)
16-bit timer Ch.1 interrupt: timer underflow
IIEN3 (D11)
16-bit timer Ch.2 interrupt: timer underflow
IIEN4 (D12)
UART interrupt: transmit buffer empty/receive buffer full/receive error
IIEN5 (D13)
Remote controller interrupt: data length counter underflow/input rising edge/
input falling edge
IIEN6 (D14)
SPI interrupt: transmit buffer empty/receive buffer full
IIEN7 (D15)
I
2
C interrupt: transmit buffer empty/receive buffer full
Summary of Contents for S1C17704
Page 1: ...TECHNICAL MANUAL S1C17704 CMOS 16 BIT SINGLE CHIP MICROCOMPUTER ...
Page 22: ...1 OVERVIEW 1 10 EPSON S1C17704 TECHNICAL MANUAL THIS PAGE IS BLANK ...
Page 42: ...3 MEMORY MAP BUS CONTROL 3 12 EPSON S1C17704 TECHNICAL MANUAL THIS PAGE IS BLANK ...
Page 82: ...6 INTERRUPT CONTROLLER ITC 6 26 EPSON S1C17704 TECHNICAL MANUAL THIS PAGE IS BLANK ...
Page 108: ...8 CLOCK GENERATOR CLG 8 8 EPSON S1C17704 TECHNICAL MANUAL THIS PAGE IS BLANK ...
Page 112: ...9 PRESCALER PSC 9 4 EPSON S1C17704 TECHNICAL MANUAL THIS PAGE IS BLANK ...
Page 138: ...10 I O PORTS P 10 26 EPSON S1C17704 TECHNICAL MANUAL THIS PAGE IS BLANK ...
Page 156: ...11 16 BIT TIMERS T16 11 18 EPSON S1C17704 TECHNICAL MANUAL THIS PAGE IS BLANK ...
Page 208: ...14 8 BIT OSC1 TIMER T8OSC1 14 16 EPSON S1C17704 TECHNICAL MANUAL THIS PAGE IS BLANK ...
Page 234: ...16 STOPWATCH TIMER SWT 16 14 EPSON S1C17704 TECHNICAL MANUAL THIS PAGE IS BLANK ...
Page 242: ...17 WATCHDOG TIMER WDT 17 8 EPSON S1C17704 TECHNICAL MANUAL THIS PAGE IS BLANK ...
Page 264: ...18 UART 18 22 EPSON S1C17704 TECHNICAL MANUAL THIS PAGE IS BLANK ...
Page 300: ...20 I2C 20 20 EPSON S1C17704 TECHNICAL MANUAL THIS PAGE IS BLANK ...
Page 320: ...21 REMOTE CONTROLLER REMC 21 20 EPSON S1C17704 TECHNICAL MANUAL THIS PAGE IS BLANK ...
Page 360: ...24 ON CHIP DEBUGGER DBG 24 6 EPSON S1C17704 TECHNICAL MANUAL THIS PAGE IS BLANK ...
Page 362: ...25 BASIC EXTERNAL WIRING DIAGRAM 25 2 EPSON S1C17704 TECHNICAL MANUAL THIS PAGE IS BLANK ...