MC68HC908MR8CP Freescale Semiconductor, MC68HC908MR8CP Datasheet - Page 185

• Manufacturer Part Number: MC68HC908MR8CP
• Description: IC MCU 8K FLASH 8MHZ PWM 28-DIP
• Manufacturer: Freescale Semiconductor
• Series: HC08r

Specifications of MC68HC908MR8CP

• Core Processor: HC08
• Core Size: 8-Bit
• Speed: 8MHz
• Connectivity: SCI
• Peripherals: LVD, POR, PWM
• Number Of I /o: 12
• Program Memory Size: 8KB (8K x 8)
• Program Memory Type: FLASH
• Ram Size: 256 x 8
• Voltage - Supply (vcc/vdd): 4.5 V ~ 5.5 V
• Data Converters: A/D 4x10b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 28-DIP (0.600", 15.24mm)
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Eeprom Size: -

9.13 PWM Glossary
MC68HC908MR8 — Rev 4.1
Freescale Semiconductor
OUT6:OUT1— PWM Pin Output Control Bits
CPU Cycle — One internal bus cycle (1/f
PWM Clock Cycle (or Period) — One tick of the PWM counter (1/f
with no prescaler). See
PWM Cycle (or Period)
OUTx Bit
Pulse-Width Modulator for Motor Control (PWMMC)
OUT1
OUT2
OUT3
OUT4
OUT5
OUT6
These read/write bits control the PWM pins according to
•
•
Center-aligned mode: The time it takes the PWM counter to count
up and count down (modulus * 2/f
Figure
Edge-aligned mode: The time it takes the PWM counter to count
up (modulus/f
1 — PWM1 is active
0 — PWM1 is inactive
1 — PWM2 is complement of PWM 1
0 — PWM2 is inactive
1 — PWM3 is active
0 — PWM3 is inactive
1 — PWM4 is complement of PWM 3
0 — PWM4 is inactive
1 — PWM5 is active
0 — PWM5 is inactive
1 — PWM 6 is complement of PWM 5
0 — PWM6 is inactive
9-43.
Complementary Mode
OP
). See
Figure
Table 9-7. OUTx Bits
Pulse-Width Modulator for Motor Control (PWMMC)
Figure
9-43.
9-43.
OP
OP
assuming no prescaler). See
1 — PWM1 is active
0 — PWM1 is inactive
1 — PWM2 is active
0 — PWM2 is inactive
1 — PWM3 is active
0 — PWM3 is inactive
1 — PWM4 is active
0 — PWM4 is inactive
1 — PWM5 is active
0 — PWM5 is inactive
1 — PWM6 is active
0 — PWM6 is inactive
)
Independent Mode
PWM Glossary
Technical Data
Table
9-7.
OP
185