S912XET256J2VAGR Freescale Semiconductor, S912XET256J2VAGR Datasheet - Page 671

• 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

17.4
Figure 17-27
control and data registers, two 8-bit down-counters, eight 16-bit down-counters and an interrupt/trigger
interface.
Freescale Semiconductor
Bus
Clock
Functional Description
PFLMT
[0]
[1]
shows a detailed block diagram of the PIT module. The main parts of the PIT are status,
PITCFLMT Register
PITFLT Register
PITMUX Register
PITMLD0 Register
8-Bit Micro Timer 0
PITMLD1 Register
8-Bit Micro Timer 1
Figure 17-27. PIT24B8C Detailed Block Diagram
MC9S12XE-Family Reference Manual Rev. 1.25
PMUX7
8
8
PMUX0
PFLT0
PFLT2
PFLT7
PFLT1
PFLT3
PFLT4
PFLT5
PFLT6
[1]
[2]
[3]
[4]
[5]
[6]
[7]
Timer 0
Timer 1
Timer 2
Timer 3
Timer 4
Timer 5
Timer 6
Timer 7
PITLD0 Register
PITCNT0 Register
PITLD1 Register
PITCNT1 Register
PITLD2 Register
PITCNT2 Register
PITLD3 Register
PITCNT3 Register
PITLD4 Register
PITCNT4 Register
PITLD5 Register
PITCNT5 Register
PITLD6 Register
PITCNT6 Register
PITLD7 Register
PITCNT7 Register
Chapter 17 Periodic Interrupt Timer (S12PIT24B8CV2)
time-out 5
time-out 2
time-
out 3
time-
out 4
time-out 6
time-out 7
time-out 0
time-out 1
PIT24B8C
PITTF Register
PITINTE Register
Interrupt /
Trigger Interface
Hardware
Trigger
Interrupt
Request
8
8
671