XC68HC705B32CFN Freescale Semiconductor, XC68HC705B32CFN Datasheet - Page 229

• Manufacturer Part Number: XC68HC705B32CFN
• Description: IC MCU 2.1MHZ 32K OTP 52-PLCC
• Manufacturer: Freescale Semiconductor
• Series: HC05r

Specifications of XC68HC705B32CFN

• Core Processor: HC05
• Core Size: 8-Bit
• Speed: 2.1MHz
• Connectivity: SCI
• Peripherals: POR, WDT
• Number Of I /o: 32
• Program Memory Size: 32KB (32K x 8)
• Program Memory Type: OTP
• Eeprom Size: 256 x 8
• Ram Size: 528 x 8
• Voltage - Supply (vcc/vdd): 4.5 V ~ 5.5 V
• Data Converters: A/D 8x8b; D/A 2x8b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 52-PLCC
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

MC68HC05B6
Rev. 4.1
Non-user mode
EPROM verify
Green LED on
Red LED on
Red LED on
Y
N
Y
SEC bit active?
Verify EPROM
IRQ at 2xV
TCAP1=V
PD4 set?
PD2 set?
PD3 set?
PD1 set?
verified?
EPROM
Reset
Figure F-3 Modes of operation flow chart (1 of 2)
Y
Y
N
N
Y
N
N
Y
DD
DD
?
?
N
N
Y
N
Y
SEC bit active?
MC68HC705B16N
EPROM erased?
Erased EPROM
Green LED on
verification
PD1 set?
Y
D
Y
Y
Y
N
N
N
Non-user mode
SEC bit active?
Jump to RAM
Red LED on
User mode
PD2 set?
PD3 set?
($0051)
N
N
N
Erased EPROM verification
Y
Y
Y
Non-user mode
load/execute
Red LED on
Serial RAM
Freescale
F-11
14