S912XEQ512J3CAGR Freescale Semiconductor, S912XEQ512J3CAGR Datasheet - Page 199
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S912XEQ512J3CAGR
Manufacturer Part Number
S912XEQ512J3CAGR
Description
16-bit Microcontrollers - MCU 16 BIT,512K FLASH
Manufacturer
Freescale Semiconductor
Datasheet
1.S912XEQ512J3CAGR.pdf
(1324 pages)
Specifications of S912XEQ512J3CAGR
Rohs
yes
Core
HCS12X
Data Bus Width
16 bit
Maximum Clock Frequency
50 MHz
Program Memory Size
512 kB
Data Ram Size
32 kB
On-chip Adc
Yes
Package / Case
LQFP
Mounting Style
SMD/SMT
Interface Type
CAN/SCI/SPI
Maximum Operating Temperature
+ 85 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
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
S912XEQ512J3CAGR
Manufacturer:
Freescale Semiconductor
Quantity:
10 000
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3.3.2.5
Read: Anytime. In emulation modes read operations will return the data from the external bus. In all other
modes the data are read from this register.
Write: Refer to each bit description. In emulation modes write operations will also be directed to the
external bus.
Freescale Semiconductor
Address: 0x0013 PRR
TGMRAMON
PGMIFRON
EEEIFRON
RAMHM
Reset
Field
7
5
4
3
W
R
TGMRAMON
EEE Tag RAM and FTM SCRATCH RAM visible in the memory map
Write: Anytime
This bit is used to made the EEE Tag RAM nd FTM SCRATCH RAM visible in the global memory map.
0 Not visible in the memory map.
1 Visible in the memory map.
EEE IFR visible in the memory map
Write: Anytime
This bit is used to made the IFR sector of EEE DATA FLASH visible in the global memory map.
0 Not visible in the memory map.
1 Visible in the memory map.
Program IFR visible in the memory map
Write: Anytime
This bit is used to made the IFR sector of the Program Flash visible in the global memory map.
0 Not visible in the memory map.
1 Visible in the memory map.
RAM only in higher Half of the memory map
Write: Once in normal and emulation modes and anytime in special modes
0 Accesses to $4000–$7FFF will be mapped to $14_4000-$14_7FFF in the global memory space (external
1 Accesses to $4000–$7FFF will be mapped to $0F_C000-$0F_FFFF in the global memory space (RAM area).
MMC Control Register (MMCCTL1)
0
7
XGATE write access to this register during an CPU access which makes use
of this register could lead to unexpected results.
access).
= Unimplemented or Reserved
0
0
6
Figure 3-10. MMC Control Register (MMCCTL1)
MC9S12XE-Family Reference Manual Rev. 1.25
Table 3-11. MMCCTL1 Field Descriptions
EEEIFRON
0
5
;many cases assemblers are “direct page aware” and can
;automatically select direct mode.
PGMIFRON
CAUTION
0
4
Description
RAMHM
0
3
Chapter 3 Memory Mapping Control (S12XMMCV4)
EROMCTL
EROMON
2
ROMHM
0
1
ROMCTL
ROMON
0
199
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