M37516F8HP#UU Renesas Electronics America, M37516F8HP#UU Datasheet - Page 43
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M37516F8HP#UU
Manufacturer Part Number
M37516F8HP#UU
Description
MCU 3/5V 32K PB-FREE 48-LQFP
Manufacturer
Renesas Electronics America
Series
740/38000r
Datasheet
1.M37516F8HPUU.pdf
(92 pages)
Specifications of M37516F8HP#UU
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-LQFP
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Eeprom Size
-
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
7516 Group
Fig. 42 Structure of PWM control register
Fig. 43 PWM output timing when PWM register or PWM prescaler is changed
The PWM starts after the PWM function enable bit is set to enable and “L” level is output from the PWM pin.
The length of this “L” level output is as follows:
Rev.1.01
Note
b 7
P W M o u t p u t
2 • f(X
P W M r e g i s t e r
w r i t e s i g n a l
P W M p r e s c a l e r
w r i t e s i g n a l
Jul 01, 2003
f(X
n+1
n+1
IN
IN
)
When the contents of the PWM register or PWM prescaler have changed, the PWM
output will change from the next period after the change.
)
sec
sec
b 0
page 41 of 89
P W M c o n t r o l r e g i s t e r
( P W M C O N : a d d r e s s 0 0 1 D
P W M f u n c t i o n e n a b l e b i t
C o u n t s o u r c e s e l e c t i o n b i t
N o t u s e d ( r e t u r n “ 0 ” w h e n r e a d )
0 : f ( X
1 : f ( X
0 : P W M d i s a b l e d
1 : P W M e n a b l e d
(Count source selection bit = 0, where n is the value set in the prescaler)
(Count source selection bit = 1, where n is the value set in the prescaler)
I N
I N
) ( f ( X
) / 2 ( f ( X
A
C I N
C I N
) 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 )
T
1 6
)
(Changes “H” term from “A” to “B”.)
(Changes PWM period from “T” to “T2”.)
B
T
C
T2
B
T
=
T 2
C