参数资料
型号: IT80C52CXXX-16D
厂商: ATMEL CORP
元件分类: 微控制器/微处理器
英文描述: 8-BIT, MROM, 16 MHz, MICROCONTROLLER, PQFP44
封装: 1 MM HEIGHT, TQFP-44
文件页数: 3/46页
文件大小: 7004K
代理商: IT80C52CXXX-16D
135
7593L–AVR–09/12
AT90USB64/128
Figure 15-11. Timer/Counter timing diagram, setting of OCFnx, with prescaler (f
clk_I/O/8).
Figure 15-12 shows the count sequence close to TOP in various modes. When using phase and
frequency correct PWM mode the OCRnx Register is updated at BOTTOM. The timing diagrams
will be the same, but TOP should be replaced by BOTTOM, TOP-1 by BOTTOM+1 and so on.
The same renaming applies for modes that set the TOVn Flag at BOTTOM.
Figure 15-12. Timer/Counter timing diagram, no prescaling.
Figure 15-13 on page 136 shows the same timing data, but with the prescaler enabled.
OCFnx
OCRnx
TCNTn
OCRnx value
OCRnx - 1
OCRnx
OCRnx + 1
OCRnx + 2
clk
I/O
clk
Tn
(clk
I/O/8)
TOVn (FPWM)
and ICFn (if used
as TOP)
OCRnx
(update at TOP)
TCNTn
(CTC and FPWM)
TCNTn
(PC and PFC PWM)
TOP - 1
TOP
TOP - 1
TOP - 2
Old OCRnx value
New OCRnx value
TOP - 1
TOP
BOTTOM
BOTTOM + 1
clk
Tn
(clk
I/O/1)
clk
I/O
相关PDF资料
PDF描述
IT80C52CXXX-L16R 8-BIT, MROM, 16 MHz, MICROCONTROLLER, PQFP44
IV80C52CXXX-20D 8-BIT, MROM, 20 MHz, MICROCONTROLLER, PQFP44
IC80C52CXXX-25D 8-BIT, MROM, 25 MHz, MICROCONTROLLER, CDIP40
IF180C52CXXX-25D 8-BIT, MROM, 25 MHz, MICROCONTROLLER, PQFP44
IR80C52CXXX-30R 8-BIT, MROM, 30 MHz, MICROCONTROLLER, CQCC44
相关代理商/技术参数
参数描述
IT80F 制造商:未知厂家 制造商全称:未知厂家 功能描述:TRIAC|50V V(DRM)|8A I(T)RMS|TO-220
IT80G 制造商:未知厂家 制造商全称:未知厂家 功能描述:TRIAC|50V V(DRM)|8A I(T)RMS|TO-220
IT810B 制造商:未知厂家 制造商全称:未知厂家 功能描述:Analog IC
IT8152FG 制造商:未知厂家 制造商全称:未知厂家 功能描述:Specification|Errata_v0.1 for it8152fg_v0.3.4
IT8172G 制造商:未知厂家 制造商全称:未知厂家 功能描述:RISC Companion Chip|Errata v0.2 for it8172g_v0.6