S9S12G64F0MLF Freescale Semiconductor, S9S12G64F0MLF Datasheet - Page 270

• Manufacturer Part Number: S9S12G64F0MLF
• Description: 16-bit Microcontrollers - MCU S12 Core,64kFlash,Au
• Manufacturer: Freescale Semiconductor

Specifications of S9S12G64F0MLF

• Rohs: yes
• Core: S12
• Processor Series: MC9S12G
• Data Bus Width: 16 bit
• Maximum Clock Frequency: 25 MHz
• Program Memory Size: 64 KB
• Data Ram Size: 2 KB
• On-chip Adc: Yes
• Operating Supply Voltage: 3.13 V to 5.5 V
• Operating Temperature Range: - 40 C to + 125 C
• Package / Case: LQFP-48
• Mounting Style: SMD/SMT

S12G Memory Map Controller (S12GMMCV1)
5.3.2.3
Read: Anytime.
Write: Anytime.
The NVMRES bit maps 16k of internal NVM resources (see Section FTMRG) to the global address space
0x04000 to 0x07FFF.
272
Address: 0x0013
NVMRES
DP[15:8]
Reset
Field
Field
7–0
0
W
R
MOVB
LDY
Direct Page Index Bits 15–8 — These bits are used by the CPU when performing accesses using the direct
addressing mode. These register bits form bits [15:8] of the local address (see
Map internal NVM resources into the global memory map
Write: Anytime
This bit maps internal NVM resources into the global address space.
0 Program flash is mapped to the global address range from 0x04000 to 0x07FFF.
1 NVM resources are mapped to the global address range from 0x04000 to 0x07FFF.
Example 5-1. This example demonstrates usage of the Direct Addressing Mode
MMC Control Register (MMCCTL1)
0
0
7
#$04,DIRECT
<$12
= Unimplemented or Reserved
Bit15
0
0
6
Figure 5-7. MMC Control Register (MMCCTL1)
MC9S12G Family Reference Manual,
Figure 5-6. DIRECT Address Mapping
Table 5-5. DIRECT Field Descriptions
Table 5-6. MODE Field Descriptions
DP [15:8]
0
0
5
;Set DIRECT register to 0x04. From this point on, all memory
;accesses using direct addressing mode will be in the local
;address range from 0x0400 to 0x04FF.
;Load the Y index register from 0x0412 (direct access).
CPU Address [15:0]
0
0
4
Bit8
Description
Description
Bit7
0
0
3
Rev.1.23
0
0
2
Bit0
Figure
Freescale Semiconductor
5-6).
0
0
1
NVMRES
0
0