S912XEP768J5MAGR Freescale Semiconductor, S912XEP768J5MAGR Datasheet - Page 482

• Manufacturer Part Number: S912XEP768J5MAGR
• Description: 16-bit Microcontrollers - MCU 16-bit 768K Flash
• Manufacturer: Freescale Semiconductor

Specifications of S912XEP768J5MAGR

• Rohs: yes
• Core: HCS12X
• Processor Series: MC9S12
• Data Bus Width: 16 bit
• Maximum Clock Frequency: 50 MHz
• Program Memory Size: 768 KB
• Data Ram Size: 48 KB
• On-chip Adc: Yes
• Operating Supply Voltage: 3.3 V to 5 V
• Operating Temperature Range: - 40 C to + 125 C
• Package / Case: LQFP-144
• Mounting Style: SMD/SMT

Chapter 11 S12XE Clocks and Reset Generator (S12XECRGV1)
11.3.2.9
This register controls the COP (Computer Operating Properly) watchdog.
Read: Anytime
Write:
482
Module Base + 0x0008
1. Refer to Device User Guide (Section: S12XECRG) for reset values of WCOP, CR2, CR1 and CR0.
Reset
1. RSBCK: anytime in special modes; write to “1” but not to “0” in all other modes
2. WCOP, CR2, CR1, CR0:
1001 (÷10)
1010 (÷11)
1011 (÷12)
1100 (÷13)
1101 (÷14)
1110 (÷15)
1111 (÷16)
0110 (÷7)
0111 (÷8)
1000 (÷9)
RTR[3:0]
W
R
1
— Anytime in special modes
— Write once in all other modes
– Writing CR[2:0] to “000” has no effect, but counts for the “write once” condition.
– Writing WCOP to “0” has no effect, but counts for the “write once” condition.
WCOP
S12XECRG COP Control Register (COPCTL)
0
7
10 x10
11 x10
(1x10
12x10
13x10
14x10
15x10
16x10
= Unimplemented or Reserved
7x10
8x10
9x10
000
RSBCK
Figure 11-11. S12XECRG COP Control Register (COPCTL)
3
3
3
3
3
3
3
3
3
Table 11-11. RTI Frequency Divide Rates for RTDEC=1
3
3
)
0
6
(2x10
14x10
16x10
18x10
20x10
22x10
24x10
26x10
28x10
30x10
32x10
MC9S12XE-Family Reference Manual Rev. 1.25
001
WRTMASK
3
3
3
3
3
3
3
3
3
3
3
)
0
0
5
(5x10
35x10
40x10
45x10
50x10
55x10
60x10
65x10
70x10
75x10
80x10
010
3
3
3
3
3
3
3
3
3
3
3
)
0
0
4
(10x10
100x10
110x10
120x10
130x10
140x10
150x10
160x10
70x10
80x10
90x10
011
RTR[6:4] =
3
3
3
3
3
3
3
3
3
3
3
)
0
0
3
(20x10
140x10
160x10
180x10
200x10
220x10
240x10
260x10
280x10
300x10
320x10
100
3
3
3
3
3
3
3
3
3
3
3
)
CR2
(50x10
350x10
400x10
450x10
500x10
550x10
600x10
650x10
700x10
750x10
800x10
0
2
101
3
3
3
3
3
3
3
3
3
3
3
)
(100x10
Freescale Semiconductor
700x10
800x10
900x10
1.1x10
1.2x10
1.3x10
1.4x10
1.5x10
1.6x10
CR1
1x10
0
110
1
6
6
6
6
6
6
6
3
3
3
3
)
(200x10
1.4x10
1.6x10
1.8x10
2.2x10
2.4x10
2.6x10
2.8x10
3.2x10
2x10
3x10
CR0
111
0
0
6
6
6
6
6
6
6
6
6
6
3
)