S912XET256J2VAGR Freescale Semiconductor, S912XET256J2VAGR Datasheet - Page 720

• Manufacturer Part Number: S912XET256J2VAGR
• Description: 16-bit Microcontrollers - MCU Watchdog OSC/Timer -40 C to + 105 C HCS12X MCU SPI
• Manufacturer: Freescale Semiconductor

Specifications of S912XET256J2VAGR

• Core: HCS12X
• Data Bus Width: 16 bit
• Maximum Clock Frequency: 50 MHz
• Program Memory Size: 256 KB
• Data Ram Size: 16 KB
• On-chip Adc: Yes
• Package / Case: LQFP
• Mounting Style: SMD/SMT
• A/d Bit Size: 12 bit
• A/d Channels Available: 24
• Interface Type: CAN, SCI, SPI
• Maximum Operating Temperature: + 105 C
• Minimum Operating Temperature: - 40 C
• Number Of Programmable I/os: 119
• Number Of Timers: 25
• Program Memory Type: Flash
• Supply Voltage - Max: 1.98 V, 2.9 V, 5.5 V
• Supply Voltage - Min: 1.72 V, 2.7 V, 3.13 V

Chapter 19 Pulse-Width Modulator (S12PWM8B8CV1)
Either left aligned or center aligned output mode can be used in concatenated mode and is controlled by
the low order CAEx bit. The high order CAEx bit has no effect.
Table 19-12
mode.
19.4.2.8
Table 19-13
or center aligned) and 8-bit (normal) or 16-bit (concatenation).
19.5
The reset state of each individual bit is listed within the
details the registers and their bit-fields. All special functions or modes which are initialized during or just
following reset are described within this section.
720
•
•
The 8-bit up/down counter is configured as an up counter out of reset.
All the channels are disabled and all the counters do not count.
Resets
summarizes the boundary conditions for the PWM regardless of the output mode (left aligned
is used to summarize which channels are used to set the various control bits when in 16-bit
1. Counter = $00 and does not count.
PWM Boundary Cases
(indicates no duty)
(indicates no duty)
CONxx
CON67
CON45
CON23
CON01
>= PWMPERx
>= PWMPERx
PWMDTYx
$00
$00
XX
XX
Table 19-12. 16-bit Concatenation Mode Summary
PWMEx
PWME7
PWME5
PWME3
PWME1
MC9S12XE-Family Reference Manual Rev. 1.25
Table 19-13. PWM Boundary Cases
(indicates no period)
(indicates no period)
PWMPERx
PPOLx
PPOL7
PPOL5
PPOL3
PPOL1
$00
>$00
>$00
$00
XX
XX
(1)
1
PCLKx
Section 19.3.2, “Register Descriptions”
PCLK7
PCLK5
PCLK3
PCLK1
PPOLx
1
0
1
0
1
0
CAEx
CAE7
CAE5
CAE3
CAE1
PWMx Output
Always high
Always high
Always high
Always low
Always low
Always low
Output
PWMx
PWM7
PWM5
PWM3
PWM1
Freescale Semiconductor
which