参数资料
型号: ST7PLUSA5B6
厂商: STMICROELECTRONICS
元件分类: 微控制器/微处理器
英文描述: 8-BIT, MROM, 8 MHz, MICROCONTROLLER, PDIP8
封装: 0.300 INCH, ROHS COMPLIANT, PLASTIC, DIP-8
文件页数: 106/136页
文件大小: 1705K
代理商: ST7PLUSA5B6
Obsolete
Product(s)
- Obsolete
Product(s)
Obsolete
Product(s)
- Obsolete
Product(s)
ST7LITEUS2, ST7LITEUS5
On-chip peripherals
10.2
12-bit auto-reload timer (AT)
10.2.1
Introduction
The 12-bit auto-reload timer can be used for general-purpose timing functions. It is based on
a free-running 12-bit upcounter with a PWM output channel.
10.2.2
Main features
12-bit upcounter with 12-bit auto-reload register (ATR)
Maskable overflow interrupt
PWM signal generator
Frequency range 2 kHz - 4 MHz (@ 8 MHz fCPU)
Programmable duty-cycle
Polarity control
Maskable compare interrupt
Output compare function
Figure 33.
Block diagram
10.2.3
Functional description
PWM mode
This mode allows a pulse width modulated signals to be generated on the PWM0 output pin
with minimum core processing overhead. The PWM0 output signal can be enabled or
disabled using the OE0 bit in the PWMCR register. When this bit is set the PWM I/O pin is
configured as output push-pull alternate function.
Note:
CMPF0 is available in PWM mode (see Section : PWM0 control/status register
ATCSR
CMPIE
OVFIE
OVF
CK0
CK1
0
12-BIT AUTO-RELOAD VALUE
12-BIT UPCOUNTER
CMPF0 bit
CMPF0
CMP INTERRUPT
REQUEST
OVF INTERRUPT
REQUEST
fCPU
ATR
PWM
GENERA
T
ION
POL-
ARITY
OP0 bit
PWM0
COMP-
PARE
fCOUNTER
fPWM
OUTPUT
C
O
NTR
O
L
OE0 bit
CNTR
(1 ms timebase
fLTIMER
DCR0H
DCR0L
Update on OVF Event
Preload
@ 8 MHz)
70
on OVF Event
0
1
12-BIT DUTY CYCLE VALUE (shadow)
OE0 bit
IF OE0=1
相关PDF资料
PDF描述
ST7PLUSA2M3 8-BIT, FLASH, 8 MHz, MICROCONTROLLER, PDSO8
ST7PMC1K2TC/XXX 8-BIT, MROM, 8 MHz, MICROCONTROLLER, PQFP32
ST7FMC2S4TC 8-BIT, FLASH, 8 MHz, MICROCONTROLLER, PQFP44
ST7FMC2S6TC 8-BIT, FLASH, 8 MHz, MICROCONTROLLER, PQFP44
ST7PMC2S4TC/XXX 8-BIT, MROM, 8 MHz, MICROCONTROLLER, PQFP44
相关代理商/技术参数
参数描述
ST7PMC1K2B3 制造商:STMICROELECTRONICS 制造商全称:STMicroelectronics 功能描述:8-bit MCU with nested interrupts, Flash, 10-bit ADC, brushless motor control, five timers, SPI, LINSCI?
ST7PMC1K2B6 制造商:STMICROELECTRONICS 制造商全称:STMicroelectronics 功能描述:8-BIT MCU WITH NESTED INTERRUPTS, FLASH, 10-BIT ADC, BRUSHLESS MOTOR CONTROL, FIVE TIMERS, SPI, LINSCI
ST7PMC1K2T3 制造商:STMICROELECTRONICS 制造商全称:STMicroelectronics 功能描述:8-bit MCU with nested interrupts, Flash, 10-bit ADC, brushless motor control, five timers, SPI, LINSCI?
ST7PMC1K2T6 制造商:STMICROELECTRONICS 制造商全称:STMicroelectronics 功能描述:8-BIT MCU WITH NESTED INTERRUPTS, FLASH, 10-BIT ADC, BRUSHLESS MOTOR CONTROL, FIVE TIMERS, SPI, LINSCI
ST7PMC1K2T6/ST7PMC1K2 制造商:STMICROELECTRONICS 制造商全称:STMicroelectronics 功能描述:8-BIT MCU WITH NESTED INTERRUPTS, FLASH, 10-BIT ADC, BRUSHLESS MOTOR CONTROL, FIVE TIMERS, SPI, LINSCI