参数资料
型号: MSC1211Y2PAGRG4
厂商: TEXAS INSTRUMENTS INC
元件分类: 微控制器/微处理器
英文描述: 8-BIT, FLASH, 40 MHz, MICROCONTROLLER, PQFP64
封装: GREEN, PLASTIC, TQFP-64
文件页数: 72/111页
文件大小: 1113K
代理商: MSC1211Y2PAGRG4
MSC1211, MSC1212
MSC1213,MSC1214
SBAS323G JUNE 2004 REVISED OCTOBER 2007
www.ti.com
63
PWM Control (PWMCON)
7
6
5
4
3
2
1
0
Reset Value
SFR A1h
PPOL
PWMSEL
SPDSEL
TPCNTL2
TPCNTL1
TPCNTL0
00h
PPOL
Period Polarity. Specifies the starting level of the PWM pulse.
bit 5
0: ON Period. PWM Duty register programs the ON period.
1: OFF Period. PWM Duty register programs the OFF period.
PWMSEL
PWM Register Select. Select which 16-bit register is accessed by PWMLOW/PWMHI.
bit 4
0: Period (must be 0 for TONE mode)
1: Duty
SPDSEL
Speed Select.
bit 3
0: 1MHz (the USEC Clock)
1: SYSCLK
TPCNTL
Tone Generator/Pulse Width Modulation Control.
bits 20
TPCNTL2
TPCNTL1
TPCNTL0
MODE
0
Disable (default)
0
1
PWM
0
1
TONE—Square
1
TONE—Staircase
Tone Low (TONELOW) /PWM Low (PWMLOW)
7
6
5
4
3
2
1
0
Reset Value
SFR A2h
PWM7
TDIV7
PWM6
TDIV6
PWM5
TDIV5
PWM4
TDIV4
PWM3
TDIV3
PWM2
TDIV2
PWM1
TDIV1
PWM0
TDIV0
00h
PWMLOW
Pulse Width Modulator Low Bits. These 8 bits are the least significant 8 bits of the PWM register.
bits 70
TDIV70
Tone Divisor. The low order bits that define the half-time period. For staircase mode the output is high impedance
bits 70
for the last 1/4 of this period.
Tone High (TONEHI)/PWM High (PWMHI)
7
6
5
4
3
2
1
0
Reset Value
SFR A3h
PWM15
TDIV15
PWM14
TDIV14
PWM13
TDIV13
PWM12
TDIV12
PWM11
TDIV11
PWM10
TDIV10
PWM9
TDIV9
PWM8
TDIV8
00h
PWMHI
Pulse Width Modulator High Bits. These 8 bits are the high order bits of the PWM register.
bits 70
TDIV158
Tone Divisor. The high order bits that define the half time period. For staircase mode the output is high impedance
bits 70
for the last 1/4 of this period.
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