参数资料
型号: PIC16LF1824-E/ST
厂商: Microchip Technology
文件页数: 10/101页
文件大小: 0K
描述: IC MCU 8BIT 7KB FLASH 14TSSOP
标准包装: 96
系列: PIC® XLP™ mTouch™ 16F
核心处理器: PIC
芯体尺寸: 8-位
速度: 32MHz
连通性: I²C,SPI,UART/USART
外围设备: 欠压检测/复位,POR,PWM,WDT
输入/输出数: 11
程序存储器容量: 7KB(4K x 14)
程序存储器类型: 闪存
EEPROM 大小: 256 x 8
RAM 容量: 256 x 8
电压 - 电源 (Vcc/Vdd): 1.8 V ~ 3.6 V
数据转换器: A/D 8x10b
振荡器型: 内部
工作温度: -40°C ~ 125°C
封装/外壳: 14-TSSOP(0.173",4.40mm 宽)
包装: 管件
157
2552K–AVR–04/11
ATmega329/3290/649/6490
17.11.6
TIFR2 – Timer/Counter2 Interrupt Flag Register
Bit 1 – OCF2A: Output Compare Flag 2 A
The OCF2A bit is set (one) when a compare match occurs between the Timer/Counter2 and the
data in OCR2A – Output Compare Register2. OCF2A is cleared by hardware when executing
the corresponding interrupt handling vector. Alternatively, OCF2A is cleared by writing a logic
one to the flag. When the I-bit in SREG, OCIE2A (Timer/Counter2 Compare match Interrupt
Enable), and OCF2A are set (one), the Timer/Counter2 Compare match Interrupt is executed.
Bit 0 – TOV2: Timer/Counter2 Overflow Flag
The TOV2 bit is set (one) when an overflow occurs in Timer/Counter2. TOV2 is cleared by hard-
ware when executing the corresponding interrupt handling vector. Alternatively, TOV2 is cleared
by writing a logic one to the flag. When the SREG I-bit, TOIE2A (Timer/Counter2 Overflow Inter-
rupt Enable), and TOV2 are set (one), the Timer/Counter2 Overflow interrupt is executed. In
PWM mode, this bit is set when Timer/Counter2 changes counting direction at 0x00.
17.11.7
GTCCR – General Timer/Counter Control Register
Bit 1 – PSR2: Prescaler Reset Timer/Counter2
When this bit is one, the Timer/Counter2 prescaler will be reset. This bit is normally cleared
immediately by hardware. If the bit is written when Timer/Counter2 is operating in asynchronous
mode, the bit will remain one until the prescaler has been reset. The bit will not be cleared by
hardware if the TSM bit is set. Refer to the description of the “Bit 7 – TSM: Timer/Counter Syn-
chronization Mode” on page 108 for a description of the Timer/Counter Synchronization mode.
Bit
765
4321
0
OCF2A
TOV2
TIFR2
Read/Write
R
RRRR
R
R/W
Initial Value
000
0000
0
Bit
7
6
5
4
3
2
1
0
TSM
PSR2
PSR10
GTCCR
Read/Write
R/W
R
R/W
Initial Value
0
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