Section 1 Overview
Rev. 3.00 Sep. 27, 2007 Page 12 of 758
REJ09B0243-0300
Classification Symbol I/O
Name
Function
RES
I
Power-on reset
When low, this LSI enters the power-
on reset state.
MRES
I
Manual reset
When low, this LSI enters the
manual reset state.
System control
WDTOVF
O Watchdog
timer
overflow
Output signal for the watchdog timer
overflow
If this pin needs to be pulled down,
use the resistor larger than
1 M
Ω
to pull this pin down.
NMI I
Non-maskable
interrupt
Non-maskable interrupt request pin
Fix to high or low level when not in
use.
Interrupts
IRQ3 to IRQ0
(SH7125)
IRQ3 to IRQ1
(SH7124)
I Interrupt
requests
3 to 0
Maskable interrupt request pins
Selectable as level input or edge
input. The rising edge, falling edge,
and both edges are selectable as
edges.
IRQOUT
O Interrupt
request
output
Shows that an interrupt cause has
occurred. The interrupt cause can be
recognized even in the bus release
state.
TCLKA,
TCLKB,
TCLKC,
TCLKD
I
MTU2 timer clock
input
External clock input pins for the timer
TIOC0A,
TIOC0B,
TIOC0C,
TIOC0D
I/O MTU2
input
capture/output
compare
(channel 0)
The TGRA_0 to TGRD_0 input
capture input/output compare
output/PWM output pins
TIOC1A,
TIOC1B
(only in
SH7125)
I/O MTU2
input
capture/output
compare
(channel 1)
The TGRA_1 to TGRB_1 input
capture input/output compare
output/PWM output pins
Multi function timer-
pulse unit 2 (MTU2)
TIOC2A,
TIOC2B
(only in
SH7125)
I/O MTU2
input
capture/output
compare
(channel 2)
The TGRA_2 to TGRB_2 input
capture input/output compare
output/PWM output pins
Summary of Contents for SH7124 R5F7124
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Page 8: ...Rev 3 00 Sep 27 2007 Page viii of xx ...
Page 36: ...Section 1 Overview Rev 3 00 Sep 27 2007 Page 16 of 758 REJ09B0243 0300 ...
Page 68: ...Section 2 CPU Rev 3 00 Sep 27 2007 Page 48 of 758 REJ09B0243 0300 ...
Page 108: ...Section 5 Exception Handling Rev 3 00 Sep 27 2007 Page 88 of 758 REJ09B0243 0300 ...
Page 166: ...Section 7 User Break Controller UBC Rev 3 00 Sep 27 2007 Page 146 of 758 REJ09B0243 0300 ...
Page 724: ...Section 20 List of Registers Rev 3 00 Sep 27 2007 Page 704 of 758 REJ09B0243 0300 ...
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