參數(shù)資料
型號(hào): MB90F428GBPFV
元件分類: 微控制器/微處理器
英文描述: 16-BIT, FLASH, 16 MHz, MICROCONTROLLER, PQFP100
封裝: PLASTIC, LQFP-100
文件頁(yè)數(shù): 55/85頁(yè)
文件大?。?/td> 877K
代理商: MB90F428GBPFV
MB90420G/425G Series
59
15. Sound Generator
The sound generator is composed of a sound control register, frequency data register, amplitude data register,
decrement grade register, tone count register, PWM pulse generator, frequency counter, decrement counter,
and tone pulse counter.
Block diagram
S1
S0
TONE
OE2
INTE
INT
ST
1/d
DEC
OE1
CO
EN
PWM
CI
DEC
CI
CO
EN
CI
CO
EN
CO
EN
D
EN
Q
SGA
SGO
IRQ#34
OE1
OE2
Clock input
Prescaler
8-bit PWM
pulse generator
Frequency
counter
Toggle
flip-flop
Reload
Amplitude data
register
Frequency data
register
Decrement
counter
Decrement grade
register
Blend
Tone pulse
counter
Tone count
register
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