ZLF645E0H2864G Zilog, ZLF645E0H2864G Datasheet - Page 69

• Manufacturer Part Number: ZLF645E0H2864G
• Description: IC MCU 64K FLASH 1K RAM 28-SSOP
• Manufacturer: Zilog
• Series: Crimzon™ ZLFr

Specifications of ZLF645E0H2864G

• 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: 24
• 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: 28-SSOP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Data Converters: -
• Oscillator Type: -
• Other names: 269-4719

Table 30. ICP Control Register (ICPCTL)
In-Circuit Programming Control Register Definitions
PS026407-0408
Bits
Field
Reset
R/W
Bit Position
FLASHCTL
[7]
[6:0]
ICP Control Register
FLASHCTL
R/W
•
•
The ICP Control register (see
ter is used to enter or exit FLASH CONTROL mode. It can also reset the device.
7
0
Value
ICP
Write Test Mode Register (F0H)— The Write Test Mode Register command writes
the data that follows the command to the
ICP
ICP
Read Test Mode Register (F1H)— The Read Test Mode register command reads the
value of the TESTMODE register.
ICP
ICP
ICP
—
0
1
→
←
←
←
→
→
Description
FLASH CONTROL Mode
When this bit is programmed to 1, the device enters FLASH CONTROL
mode. When programmed to 1, this bit enables the ICP to perform Flash
memory accesses through the devices Flash Controller.
The device is operating in NORMAL mode.
The device is in FLASH CONTROL mode.
Reserved —Must be written to 1.
R
6
0
Autobaud[7:0]
F0H
TESTMODE[7:0]
F1H
TESTMODE[7:0]
Autobaud[7:0]
R/W
5
0
Table
30) controls the state of the ICP interface. This regis-
R
4
0
In-Circuit Programming Control Register Definitions
Reserved
TEST Mode Register
R
3
0
ZLF645 Series Flash MCUs
R
2
0
Product Specification
(TESTMODE).
R
1
0
R
0
0
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