ZLF645E0Q2064G Zilog, ZLF645E0Q2064G Datasheet - Page 158

• 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

Table 73. Stop Mode Recovery Register 3 (SMR3)
PS026407-0408
Bit
Field
Reset
R/W
Address
Bit Position
[7:4]
[3]
[2]
[1]
[0]
Note:
—
X
7
This register is not reset after a Stop Mode Recovery.
Value
—
0
1
0
1
0
1
0
1
—
X
6
Description
Reserved —Reads undefined; Must be written to 1.
P33 not selected.
P33 SMR source selected.
P32 not selected.
P32 SMR source selected.
P31 not selected.
P31 SMR source selected.
P30 not selected.
P30 SMR source selected.
—
—
X
5
—
X
4
Bank F: 0Eh; Linear: F0Eh
P33 SMR
Select
W
3
0
P32 SMR
Select
W
2
0
ZLF645 Series Flash MCUs
Reset/Stop Mode Recovery Status
P31 SMR
Product Specification
Select
W
1
0
P30 SMR
Select
W
0
0
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