ZLF645E0Q2064G Zilog, ZLF645E0Q2064G Datasheet - Page 70

• 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 31. ICP Status Register (ICPSTAT)
PS026407-0408
Bits
Field
Reset
R/W
Bit Position
[7]
[6]
[5]
[4]
[3]
[2:0]
ICP Status Register
FLASHCTL FLPROT1
The ICP Status register (see
the ICP and the device.
R
7
0
Value
—
—
0
1
1
0
1
0
1
0
Description
FLASHCTL —When read, this bit indicates whether the device is in FLASH
CONTROL mode.
The device is operating in NORMAL mode.
The device is in FLASH CONTROL mode.
FLPROT1 —When read, this bit indicates the value of the devices FLPROT1
option bit as read from the
on page
FLPROT1 mode is enabled.
FLPROT1 mode is disabled.
FLRWP —When read, this bit indicates the value of the devices FLRWP
option bit as read from the User Option Byte 1 shadow register.
FLRWP mode is enabled.
FLRWP mode is disabled.
Reserved —Must be written to 1.
FLWAIT —When read, this bit indicates whether an ICP initiated Flash
program, page erase, or mass erase operation is completed or not.
An initiated Flash programming, page erase, or mass erase operation is now
complete.
A Flash programming, page erase, or mass erase operation is still in
progress and has not yet completed. No new Flash operations must be
started until this bit reads as a 0.
Reserved —Must be written to 1.
R
6
0
170.
FLRWP
R
5
0
Table
Reserved
31) reports status information about the current state of
R
4
0
User Option Byte 1 Shadow Register (OPT1SR)
In-Circuit Programming Control Register Definitions
FLWAIT
R
3
0
ZLF645 Series Flash MCUs
R
2
0
Product Specification
Reserved
R
1
0
R
0
0
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