MC908QY8CDWE Freescale Semiconductor, MC908QY8CDWE Datasheet - Page 195
MC908QY8CDWE
Manufacturer Part Number
MC908QY8CDWE
Description
IC MCU 8BIT 8K FLASH 16-SOIC
Manufacturer
Freescale Semiconductor
Series
HC08r
Datasheet
1.MC908QB8CDWE.pdf
(236 pages)
Specifications of MC908QY8CDWE
Core Processor
HC08
Core Size
8-Bit
Speed
8MHz
Peripherals
LVD, POR, PWM
Number Of I /o
13
Program Memory Size
8KB (8K x 8)
Program Memory Type
FLASH
Ram Size
256 x 8
Voltage - Supply (vcc/vdd)
2.7 V ~ 5.5 V
Data Converters
A/D 4x10b
Oscillator Type
External
Operating Temperature
-40°C ~ 85°C
Package / Case
16-SOIC (0.300", 7.5mm Width)
Processor Series
HC08QY
Core
HC08
Data Bus Width
8 bit
Data Ram Size
256 B
Maximum Clock Frequency
8 MHz
Number Of Programmable I/os
13
Number Of Timers
2
Operating Supply Voltage
3 V to 5 V
Maximum Operating Temperature
+ 85 C
Mounting Style
SMD/SMT
Development Tools By Supplier
FSICEBASE, M68CBL05AE, DEMO908QB8, DEMO908QC16
Minimum Operating Temperature
- 40 C
On-chip Adc
4-ch x 10-bit
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Eeprom Size
-
Connectivity
-
Lead Free Status / Rohs Status
Lead free / RoHS Compliant
Available stocks
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Manufacturer
Quantity
Price
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Part Number:
MC908QY8CDWE
Manufacturer:
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Quantity:
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Part Number:
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Manufacturer:
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Quantity:
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17.2.2.3 Break Auxiliary Register
The break auxiliary register (BRKAR) contains a bit that enables software to disable the COP while the
MCU is in a state of break interrupt with monitor mode.
BDCOP — Break Disable COP Bit
17.2.2.4 Break Status Register
The break status register (BSR) contains a flag to indicate that a break caused an exit from wait mode.
This register is only used in emulation mode.
SBSW — SIM Break Stop/Wait
17.2.2.5 Break Flag Control Register
The break control register (BFCR) contains a bit that enables software to clear status bits while the MCU
is in a break state.
Freescale Semiconductor
This read/write bit disables the COP during a break interrupt. Reset clears the BDCOP bit.
SBSW can be read within the break state SWI routine. The user can modify the return address on the
stack by subtracting one from it.
1 = COP disabled during break interrupt
0 = COP enabled during break interrupt
1 = Wait mode was exited by break interrupt
0 = Wait mode was not exited by break interrupt
Reset:
Reset:
Reset:
Read:
Write:
Read:
Write:
Read:
Write:
BCFE
Bit 7
Bit 7
Bit 7
R
R
R
0
0
0
Figure 17-8. Break Flag Control Register (BFCR)
Figure 17-6. Break Auxiliary Register (BRKAR)
= Unimplemented
= Reserved
= Reserved
Figure 17-7. Break Status Register (BSR)
R
R
6
0
0
6
6
MC68HC908QB8 Data Sheet, Rev. 3
R
R
5
0
0
5
5
0
0
R
R
4
4
4
1. Writing a 0 clears SBSW.
R
R
3
0
0
3
3
R
R
2
0
0
2
2
Note
SBSW
R
1
0
0
1
0
1
(1)
BDCOP
Bit 0
Bit 0
Bit 0
R
R
Break Module (BRK)
0
195
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