List of Figures
MC68HC908MR16/MC68HC908MR32
—
Rev. 5.0
Advance Information
MOTOROLA
List of Figures
23
Figure
Title
Page
9-23
9-24
9-25
9-26
9-27
9-28
9-29
9-30
9-31
9-32
9-33
9-34
9-35
9-36
9-37
9-38
9-39
9-40
9-41
Dead-Time Insertion During OUTCTL = 1 . . . . . . . . . . . . .160
PWM Disable Mapping Write-Once Register (DISMAP) . .161
PWM Disabling Scheme. . . . . . . . . . . . . . . . . . . . . . . . . . .162
PWM Disabling Decode Scheme . . . . . . . . . . . . . . . . . . . .163
PWM Disabling in Automatic Mode . . . . . . . . . . . . . . . . . .163
PWM Disabling in Manual Mode (Example 1) . . . . . . . . . .165
PWM Disabling in Manual Mode (Example 2) . . . . . . . . . .165
PWM Software Disable . . . . . . . . . . . . . . . . . . . . . . . . . . .166
PWMEN and PWM Pins. . . . . . . . . . . . . . . . . . . . . . . . . . .167
PWM Counter Register High (PCNTH) . . . . . . . . . . . . . . .168
PWM Counter Register Low (PCNTL) . . . . . . . . . . . . . . . .168
PWM Counter Modulo Register High (PMODH) . . . . . . . .169
PWM Counter Modulo Register Low (PMODL) . . . . . . . . .169
PWMx Value Registers High (PVALxH). . . . . . . . . . . . . . .170
PWMx Value Registers Low (PVALxL) . . . . . . . . . . . . . . .170
PWM Control Register 1 (PCTL1) . . . . . . . . . . . . . . . . . . .171
PWM Control Register 2 (PCTL2) . . . . . . . . . . . . . . . . . . .174
Dead-Time Write-Once Register (DEADTM) . . . . . . . . . . .176
PWM Disable Mapping
Write-Once Register (DISMAP). . . . . . . . . . . . . . . . . . .176
Fault Control Register (FCR) . . . . . . . . . . . . . . . . . . . . . . .177
Fault Status Register (FSR) . . . . . . . . . . . . . . . . . . . . . . . .179
Fault Acknowledge Register (FTACK) . . . . . . . . . . . . . . . .180
PWM Output Control Register (PWMOUT) . . . . . . . . . . . .182
PWM Clock Cycle and PWM Cycle Definitions . . . . . . . . .184
PWM Load Cycle/Frequency Definition . . . . . . . . . . . . . . .184
9-42
9-43
9-44
9-45
9-46
9-47
10-1
10-2
10-3
10-4
10-5
10-6
Monitor Mode Circuit . . . . . . . . . . . . . . . . . . . . . . . . . . . . .187
Monitor Data Format . . . . . . . . . . . . . . . . . . . . . . . . . . . . .191
Sample Monitor Waveforms. . . . . . . . . . . . . . . . . . . . . . . .191
Read Transaction. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .191
Break Transaction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .192
Monitor Mode Entry Timing . . . . . . . . . . . . . . . . . . . . . . . .197
11-1
11-2
11-3
11-4
TIMA Block Diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . .201
TIM I/O Register Summary. . . . . . . . . . . . . . . . . . . . . . . . .202
PWM Period and Pulse Width . . . . . . . . . . . . . . . . . . . . . .208
TIMA Status and Control Register (TASC). . . . . . . . . . . . .214