参数资料
型号: MB90497GPFM
元件分类: 微控制器/微处理器
英文描述: 16-BIT, MROM, 16 MHz, MICROCONTROLLER, PQFP64
封装: PLASTIC, LQFP-64
文件页数: 41/90页
文件大小: 849K
代理商: MB90497GPFM
MB90495G Series
46
Block Diagram of 8/16-Bit PPG Timer 0
PPG0
CLK
R
SQ
PEN0
PE0
PIE0 PUF0
PCS2
PCS0 PCM2 PCM1 PCM0
PCS1
3
2
PPG0
reload
register
PRLH0
("H" level side)
PPG0 temporary
buffer 0 (PRLBH0)
Reload register
L/H selector
Initial
count value
PPG0 down counter
(PCNT0)
PRLL0
("L" level side)
Select signal
Reload
Underflow
Time-base timer output
(512/HCLK)
Clear
Invert
PPG0
output latch
Count
clock
selector
Select signal
PPG0/1 count clock selection register (PPG01)
PPG0 operation mode control register
(PPGC0)
Pulse selector
"H" level side data bus
"L" level side data bus
PPG output control circuit
Re-
served
Output
interrupt
request*
Operation mode
control signal
PPG0 underflow
PPG1 underflow
(to PPG1)
Pin
Peripheral clock (16/
φ)
Peripheral clock (8/
φ)
Peripheral clock (4/
φ)
Peripheral clock (2/
φ)
Peripheral clock (1/
φ)
: Undefined
Reserved : Reserved bit
HCLK
: Oscillation clock frequency
φ
: Machine clock frequency
*
: Interrupt output from 8/16-bit PPG timer 0 is merged with interrupt request output from PPG
timer 1 into a single interrupt via an OR circuit.
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