mc68hc11k4 Freescale Semiconductor, Inc, mc68hc11k4 Datasheet - Page 229

• Manufacturer Part Number: mc68hc11k4
• Description: Mc68hc11k1 Microcontroller
• Manufacturer: Freescale Semiconductor, Inc

10.4.3 Analog-to-Digital Converter Result Registers
M68HC11K Family
MOTOROLA
Address: $0031
Address: $0032
Address: $0033
Address: $0034
These read-only registers hold an 8-bit conversion result. Writes to these
registers have no effect. Data in the A/D converter result registers is valid
when the CCF flag in the ADCTL register is set, indicating a conversion
sequence is complete. If conversion results are needed sooner, refer to
Figure
Reset:
Reset:
Reset:
Reset:
Read:
Read:
Read:
Read:
Figure 10-5. Analog-to-Digital Result Registers (ADR1–ADR4))
Write:
Write:
Write:
Write:
Freescale Semiconductor, Inc.
For More Information On This Product,
10-2, which shows the A/D conversion sequence diagram.
Bit 7
Bit 7
Bit 7
Bit 7
Bit 7
Analog-to-Digital (A/D) Converter
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Analog-to-Digital Result Register 1
Analog-to-Digital Result Register 2
Analog-to-Digital Result Register 3
Analog-to-Digital Result Register 4
= Unimplemented
Bit 6
Bit 6
Bit 6
Bit 6
6
Bit 5
Bit 5
Bit 5
Bit 5
5
Undefined after reset
Undefined after reset
Undefined after reset
Undefined after reset
Bit 4
Bit 4
Bit 4
Bit 4
4
Bit 3
Bit 3
Bit 3
Bit 3
3
Analog-to-Digital (A/D) Converter
A/D Control/Status Registers
Bit 2
Bit 2
Bit 2
Bit 2
2
Bit 1
Bit 1
Bit 1
Bit 1
1
Technical Data
Bit 0
Bit 0
Bit 0
Bit 0
Bit 0
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