參數(shù)資料
型號: MC68HC912BL16CFU8
廠商: FREESCALE SEMICONDUCTOR INC
元件分類: 微控制器/微處理器
英文描述: 16-BIT, FLASH, 8 MHz, MICROCONTROLLER, PQFP64
封裝: QFP-64
文件頁數(shù): 91/128頁
文件大小: 3326K
代理商: MC68HC912BL16CFU8
MC68HC912BL16TS/D
65
Figure 15 Clock Chain for TIM
Figure 16 Clock Chain for SPI, ATD and BDM
BITS: PR2, PR1, PR0
PCLK
1:0:0
1:0:1
1:1:0
1:1:1
TOTIM
COUNTER
PORTT7
PAMOD
PACLK
PULSE ACC
LOW BYTE
PACLK/256
PULSE ACC
HIGH BYTE
PACLK/65536
(PAOV)
GATE
LOGIC
BITS: PAEN, CLK1, CLK0
0:x:x
TEN
PAEN
0:0:0
0:0:1
0:1:0
0:1:1
1:0:0
1:0:1
÷ 2
REGISTER:PACTL
REGISTER:TMSK2
HC12 CLOCK CHAIN TIM
PCLK
BITS: SPR2, SPR1, SPR0
SPI
BITRATE
5-BIT MODULUS
COUNTER (PR0-PR4)
TOATD
ECLK
BKGD
BDM BIT CLOCK:
Receive: Detect falling edge,
count12Eclocks,Sampleinput
Transmit 1: Detect falling edge,
count 6 E clocks while output is
high impedance, drive out 1 E
cycle pulse high, high imped-
ance output again
Transmit 0: Detect falling edge,
drive out low, count 9 E clocks,
drive out 1 E cycle pulse high,
high impedance output
PIN
SYNCHRONIZER
LOGIC
BKGD IN
BKGD OUT
BKGD DIRECTION
÷ 2
0:0:0
0:0:1
0:1:0
0:1:1
1:0:0
1:0:1
1:1:0
1:1:1
÷ 2
REGISTER: SP0BR
HC12 CLOCK CHAIN SPI ATD BDM
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Freescale Semiconductor, Inc.
For More Information On This Product,
Go to: www.freescale.com
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