S912XEP768J5MAGR Freescale Semiconductor, S912XEP768J5MAGR Datasheet - Page 637

• 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

16.3.3.2
The eight data segment registers, each with bits DB[7:0], contain the data to be transmitted or received.
The number of bytes to be transmitted or received is determined by the data length code in the
corresponding DLR register.
Module Base + 0x00X4 to Module Base + 0x00XB
Freescale Semiconductor
Module Base + 0x00X2
Module Base + 0x00X3
DB[7:0]
Field
7-0
Reset:
Reset:
Reset:
W
W
R
R
Figure 16-34. Data Segment Registers (DSR0–DSR7) — Extended Identifier Mapping
W
R
Data bits 7-0
Data Segment Registers (DSR0-7)
7
x
7
x
DB7
7
x
Figure 16-32. Identifier Register 2 — Standard Mapping
Figure 16-33. Identifier Register 3 — Standard Mapping
= Unused; always read ‘x’
= Unused; always read ‘x’
Table 16-33. DSR0–DSR7 Register Field Descriptions
6
x
6
x
DB6
x
6
MC9S12XE-Family Reference Manual Rev. 1.25
5
x
5
x
DB5
5
x
Chapter 16 Freescale’s Scalable Controller Area Network (S12MSCANV3)
4
x
4
x
DB4
Description
4
x
x
x
DB3
3
3
x
3
DB2
2
x
2
x
2
x
DB1
x
x
1
1
1
x
DB0
0
x
0
x
x
0
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