参数资料
型号: MC68HC11F1CFN4R2
厂商: FREESCALE SEMICONDUCTOR INC
元件分类: 微控制器/微处理器
英文描述: 8-BIT, EEPROM, 4 MHz, MICROCONTROLLER, PQCC68
封装: PLASTIC, LCC-68
文件页数: 11/163页
文件大小: 711K
代理商: MC68HC11F1CFN4R2
MOTOROLA
TIMING SYSTEM
MC68HC11F1
9-2
TECHNICAL DATA
Figure 9-1 Timer Clock Divider Chains
R
Q
FF2
S
Q
OSCILLATOR AND
CLOCK GENERATOR
AS
E CLOCK
SPI
SCI RECEIVER CLOCK
SCI TRANSMIT CLOCK
E
÷26
PULSE ACCUMULATOR
TCNT
REAL-TIME INTERRUPT
E
÷213
÷4
E
÷215
R
Q
FORCE
COP
RESET
SYSTEM
RESET
CLEAR COP
TIMER
FF1
(DIVIDE BY FOUR)
INTERNAL BUS CLOCK (PH2)
IC/OC
÷16
CR[1:0]
PRESCALER
(
÷1, 4, 16, 64)
PRESCALER
(
÷ 2, 4, 16, 32)
SPR[1:0]
PRESCALER
(
÷ 1, 3, 4, 13)
SCP[1:0]
PRESCALER
(
÷ 1, 2, 4, 8)
RTR[1:0]
PRESCALER
(
÷ 1, 2, 4,....128)
SCR[2:0]
PRESCALER
(
÷ 1, 4, 8, 16)
PR[1:0]
S
Q
TOF
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