DEMO9S12XEP100 Freescale Semiconductor, DEMO9S12XEP100 Datasheet - Page 713

• Manufacturer Part Number: DEMO9S12XEP100
• Description: BOARD DEMO FOR MC9S12XEP100
• Manufacturer: Freescale Semiconductor
• Type: MCUr

Specifications of DEMO9S12XEP100

• Contents: Board, Cables, CD
• Processor To Be Evaluated: MC9S12XEP100
• Data Bus Width: 16 bit
• Interface Type: RS-232
• Silicon Manufacturer: Freescale
• Core Architecture: S12
• Core Sub-architecture: S12
• Silicon Core Number: MC9S12
• Silicon Family Name: S12XE
• Rohs Compliant: Yes
• For Use With/related Products: MC9S12XEP100
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Clock A is used as an input to an 8-bit down counter. This down counter loads a user programmable scale
value from the scale register (PWMSCLA). When the down counter reaches one, a pulse is output and the
Freescale Semiconductor
Because of an order from the United States International Trade Commission, BGA-packaged product lines and partnumbers
indicated here currently are not available from Freescale for import or sale in the United States prior to September 2010
Prescale
Figure 19-18. PWM Clock Select Block Diagram
M
U
X
M
U
X
MC9S12XE-Family Reference Manual Rev. 1.23
8-Bit Down
PWMSCLB
8-Bit Down
PWMSCLA
Counter
Counter
Clock B/2, B/4, B/6,....B/512
Scale
Clock A/2, A/4, A/6,....A/512
Clock B
Clock A
Load
Load
Count = 1
Count = 1
DIV 2
DIV 2
Chapter 19 Pulse-Width Modulator (S12PWM8B8CV1)
Clock SB
Clock SA
Clock Select
PCLK0
PCLK1
PCLK2
PCLK3
PCLK4
PCLK5
PCLK6
PCLK7
M
M
M
M
M
M
M
M
U
X
U
X
U
X
U
X
U
X
U
X
U
X
U
X
Clock to
PWM Ch 0
Clock to
PWM Ch 1
Clock to
PWM Ch 2
Clock to
PWM Ch 3
Clock to
PWM Ch 4
Clock to
PWM Ch 5
Clock to
PWM Ch 6
Clock to
PWM Ch 7
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