S912XET256J2VAGR Freescale Semiconductor, S912XET256J2VAGR Datasheet - Page 371

• 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

10.3.1.14 XGATE Register 2 (XGR2)
The XGR2 register
Module Base +0x00024
Read: In debug mode if unsecured and not idle (XGCHID ≠ 0x00)
Write: In debug mode if unsecured and not idle (XGCHID ≠ 0x00)
10.3.1.15 XGATE Register 3 (XGR3)
The XGR3 register
Module Base +0x00026
Read: In debug mode if unsecured and not idle (XGCHID ≠ 0x00)
Write: In debug mode if unsecured and not idle (XGCHID ≠ 0x00)
Freescale Semiconductor
Reset
Reset
XGR2[15:0]
XGR3[15:0]
W
W
R
R
Field
15–0
Field
15–0
15
15
0
0
XGATE Register 2 — The RISC core’s register 2
XGATE Register 3 — The RISC core’s register 3
14
14
0
0
(Figure
(Figure
13
13
0
0
12
12
0
0
10-16) provides access to the RISC core’s register 2.
10-17) provides access to the RISC core’s register 3.
MC9S12XE-Family Reference Manual Rev. 1.25
11
11
Figure 10-16. XGATE Register 2 (XGR2)
Figure 10-17. XGATE Register 3 (XGR3)
0
0
Table 10-16. XGR2 Field Descriptions
Table 10-17. XGR3 Field Descriptions
10
10
0
0
0
0
9
9
0
0
8
8
XGR2
XGR3
Description
Description
0
0
7
7
6
0
6
0
0
0
5
5
0
0
4
4
Chapter 10 XGATE (S12XGATEV3)
0
0
3
3
0
0
2
2
1
0
1
0
0
0
0
0
371