M37516F8HP Renesas Electronics America, M37516F8HP Datasheet - Page 23

• Manufacturer Part Number: M37516F8HP
• Description: IC 740 MCU FLASH 32K 48QFP
• Manufacturer: Renesas Electronics America
• Series: 740/38000r

Specifications of M37516F8HP

• Core Processor: 740
• Core Size: 8-Bit
• Speed: 8MHz
• Connectivity: I²C, SIO, UART/USART
• Peripherals: PWM, WDT
• Number Of I /o: 38
• Program Memory Size: 32KB (32K x 8)
• Program Memory Type: FLASH
• Ram Size: 1K x 8
• Voltage - Supply (vcc/vdd): 2.7 V ~ 5.5 V
• Data Converters: A/D 8x10b
• Oscillator Type: Internal
• Operating Temperature: -20°C ~ 85°C
• Package / Case: 48-QFP
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Eeprom Size: -

7516 Group
Fig. 17 Block diagram of timer X, timer Y, timer 1, and timer 2
Rev.1.01
P 2
( f ( X
(f(X
( f ( X
( f ( X
( f ( X
7
/ C N T R
C I N
CIN
C I N
C I N
P4
C I N
) / 1 6 a t l o w - s p e e d m o d e )
)/16 at low-speed mode)
d i r e c t i o n r e g i s t e r
) / 2 a t l o w - s p e e d m o d e )
) / 2 a t l o w - s p e e d m o d e )
0
) / 1 6 a t l o w - s p e e d m o d e )
/CNTR
0
/ S
direction register
Jul 01, 2003
R D Y 1
1
Timer Y count source selection bit
T i m e r X c o u n t s o u r c e s e l e c t i o n b i t
P o r t P 2
Port P4
f ( X
f(X
T i m e r 1 2 c o u n t s o u r c e s e l e c t i o n b i t
f(X
f ( X
7
f(X
I N
IN
IN
P u l s e o u t p u t m o d e
f(X
I N
) / 1 6
)/16
IN
0
)/2
) / 2
Pulse output mode
)/16
CIN
)
C N T R
s e l e c t i o n b i t
C N T R
s e l e c t i o n b i t
page 21 of 89
1
P o r t P 2
l a t c h
0
P o r t P 4
l a t c h
a c t i v e e d g e
a c t i v e e d g e
“ 0 ”
“0”
“ 1 ”
“ 1 ”
7
0
P u l s e w i d t h
m e a s u r e m e n t
m o d e
P u l s e w i d t h
m e a s u r e -
m e n t m o d e
Event
counter
mode
Event
counter
mode
Prescaler 12 latch (8)
CNTR
edge selection
bit
C N T R
e d g e s e l e c t i o n
b i t
Prescaler 12 (8)
0
1
T i m e r m o d e
P u l s e o u t p u t m o d e
Timer mode
Pulse output mode
active
a c t i v e
Timer X count stop bit
T i m e r Y c o u n t s t o p b i t
“1”
“1”
“0”
“0”
D a t a b u s
Q
Q
P r e s c a l e r X l a t c h ( 8 )
Q
Q
P r e s c a l e r Y l a t c h ( 8 )
Prescaler X (8)
Prescaler Y (8)
T o g g l e f l i p - f l o p
Toggle flip-flop
R
R
Data bus
D a t a b u s
Timer 1 latch (8)
T i m e r 1 ( 8 )
T
T
Timer X latch (8)
Timer Y latch (8)
Timer X latch write pulse
Pulse output mode
T i m e r Y l a t c h w r i t e p u l s e
P u l s e o u t p u t m o d e
T i m e r X ( 8 )
Timer Y (8)
Timer 2 latch (8)
T i m e r 2 ( 8 )
T o t i m e r X i n t e r r u p t
r e q u e s t b i t
T o t i m e r Y i n t e r r u p t
r e q u e s t b i t
T o C N T R
r e q u e s t b i t
To CNTR
request bit
To timer 2 interrupt
request bit
T o t i m e r 1 i n t e r r u p t
r e q u e s t b i t
0
1
i n t e r r u p t
interrupt