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参数资料
| 型号： | M37210E4SP |
| 元件分类： | 微控制器/微处理器 |
| 英文描述： | 8-BIT, OTPROM, 8.1 MHz, MICROCONTROLLER, PDIP52 |
| 封装： | 0.600 INCH, 1.78 MM PITCH, SHRINK, PLASTIC, DIP-52 |
| 文件页数： | 11/59页 |
| 文件大小： | 764K |
| 代理商： | M37210E4SP |
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MITSUBISHI MICROCOMPUTERS
M37210M3-XXXSP/FP, M37210M4-XXXSP, M37211M2-XXXSP
M37210E4-XXXSP/FP, M37210E4SP/FP
SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER for VOLTAGE SYNTHESIZER
with ON-SCREEN DISPLAY CONTROLLER
19
Fig. 14 14-bit PWM output example (f (XIN) = 4MHz)
Set “2C16” to DA-H register
Set “2816” to DA-L register
[DA-H register]
[DA latch]
bit 7
These bits decide smaller intervals tm in which “H” level area
is
[“H” level area of fundamental waveform plus r]
These bits decide “H” level area
of fundamental waveform
Fundamental
waveform
14-bit
8-bit
counter
PWM output
00
1011
00
bit 0
After writing of DA-L
After writing
bit 13
bit 0
00
1011
00101
00
0
10
0
10
0
bit 0
Waveform of smaller intervals tm specified by the lower 6 bits
14-bit
PWM output
8-bit
counter
FF FE FD
D6 D5 D4 D3
02 01 00
The fundamental waveform of smaller intervals
tm which is not specified by the lower 6 bits is
not changed
14-bit PWM output
Low-order 6-bit
output of DA latch
t0
t1
t2
t3
t4
t5
t59
t60
t61
t62
t63
()
“H” level area of
fundamental waveform
Minimum bit
durations 0.5
s
High-order 8 bit
value of DA latch
=
!
() (
0.5
s ! 44
0.5
s ! 45
0.5
s
2C 2B 2A
03 02 01
FF FE FD
D6 D5 D4 D3
02 01 00
2C 2B 2A
03 02 01 00
)
0.5
s ! 45
T = 8192
s
[DA-L register]
00
τ = 0.5s
…
相关PDF资料 |
PDF描述 |
|---|---|
| M37210M3-XXXFP | 8-BIT, MROM, 8.1 MHz, MICROCONTROLLER, PQFP64 |
| M37211M2-XXXSP | 8-BIT, MROM, 8.1 MHz, MICROCONTROLLER, PDIP52 |
| M37210E4-XXXSP | 8-BIT, OTPROM, 8.1 MHz, MICROCONTROLLER, PDIP52 |
| M37212EFFP | 8-BIT, OTPROM, MICROCONTROLLER, PQFP80 |
| M37212M4-XXXSP | 8-BIT, MROM, MICROCONTROLLER, PDIP52 |
相关代理商/技术参数 |
参数描述 |
|---|---|
| M37210E4-XXXFP | 制造商:RENESAS 制造商全称:Renesas Technology Corp 功能描述:SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER for VOLTAGE SYNTHESIZER with ON-SCREEN DISPLAY CONTROLLER |
| M37210E4-XXXSP | 制造商:RENESAS 制造商全称:Renesas Technology Corp 功能描述:SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER for VOLTAGE SYNTHESIZER with ON-SCREEN DISPLAY CONTROLLER |
| M37210M3 | 制造商:RENESAS 制造商全称:Renesas Technology Corp 功能描述:SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER for VOLTAGE SYNTHESIZER with ON-SCREEN DISPLAY CONTROLLER |
| M37210M3-010SP | 制造商:MITSUBISHI 制造商全称:Mitsubishi Electric Semiconductor 功能描述:SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER for VOLTAGE SYNTHESIZER with ON-SCREEN DISPLAY CONTROLLER |
| M37210M3-506SP | 制造商:MITSUBISHI 制造商全称:Mitsubishi Electric Semiconductor 功能描述:SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER for VOLTAGE SYNTHESIZER with ON-SCREEN DISPLAY CONTROLLER |
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