ZLF645E0Q2064G Zilog, ZLF645E0Q2064G Datasheet - Page 46

• Manufacturer Part Number: ZLF645E0Q2064G
• Description: IC MCU 64K FLASH 1K RAM 20-QFN
• Manufacturer: Zilog
• Series: Crimzon™ ZLFr

Specifications of ZLF645E0Q2064G

• Core Processor: Z8 LXMC
• Core Size: 8-Bit
• Speed: 8MHz
• Connectivity: UART/USART
• Peripherals: Brown-out Detect/Reset, HLVD, POR, WDT
• Number Of I /o: 16
• Program Memory Size: 64KB (64K x 8)
• Program Memory Type: FLASH
• Ram Size: 1K x 8
• Voltage - Supply (vcc/vdd): 1.9 V ~ 3.6 V
• Operating Temperature: 0°C ~ 70°C
• Package / Case: 20-VQFN Exposed Pad, 20-HVQFN, 20-SQFN, 20-DHVQFN
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Data Converters: -
• Oscillator Type: -
• Other names: 269-4723

PS026407-0408
Bit Position
[3]
[2]
[1]
[0]
Note:
Port 3 register is not reset after a Stop Mode Recovery.
Value
Read
Read
Read
Read
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
1
Description
Port 3, Pin 3 Input—Writing this bit has no effect.
If P3M[1]=0:
P33 is Low.
P33 is High.
If P3M[1]=1 or SMR4[4]=1:
SMR condition exists.
SMR condition does not exist.
Port 3, Pin 2 Input—Writing this bit has no effect.
If P3M[1]=0:
P32 input is Low.
P32 input is High.
If P3M[1]=1:
Comparator 2 output is Low.
Comparator 2 output is High.
Port 3, Pin 1 Input—Writing this bit has no effect.
If P3M[2:1]=00:
P31 input is Low.
P31 input is High.
If P3M[2:1]=01:
Comparator 1 output is Low.
Comparator 1 output is High.
If P3M[2:1]=10 or 11:
IR amplifier output is Low.
IR amplifier output is High.
Port 3, Pin 0 Input—Writing this bit has no effect.
If P3M[1]=0:
P30 input is Low.
P30 input is High.
If P3M[1]=1:
Reads as 1.
ZLF645 Series Flash MCUs
Product Specification
Port 3 Register
38