MC908MR8MPE Freescale Semiconductor, MC908MR8MPE Datasheet - Page 185
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MC908MR8MPE
Manufacturer Part Number
MC908MR8MPE
Description
IC MCU 8BIT 8K FLASH 28-PDIP
Manufacturer
Freescale Semiconductor
Series
HC08r
Datasheet
1.MCHC908MR8VFAE.pdf
(372 pages)
Specifications of MC908MR8MPE
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 ~ 125°C
Package / Case
28-DIP (0.600", 15.24mm)
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Eeprom Size
-
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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
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