ZLF645S2864GP0001 Maxim Integrated, ZLF645S2864GP0001 Datasheet - Page 67

• Manufacturer Part Number: ZLF645S2864GP0001
• Description: 8-bit Microcontrollers - MCU Crimzon Flash Infrared MCU
• Manufacturer: Maxim Integrated

Specifications of ZLF645S2864GP0001

• Core: Z8
• Data Bus Width: 8 bit
• Maximum Clock Frequency: 8 MHz
• Program Memory Size: 64 KB
• Data Ram Size: 1 KB
• Operating Supply Voltage: 2 V to 3.6 V
• Interface Type: UART
• Number Of Programmable I/os: 5
• Number Of Timers: 2 x 8 bit, 1 x 16 bit
• Processor Series: ZLF645
• Program Memory Type: Flash

19-4572; Rev 0; 4/09
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This command when executed returns a value of
assigned for the ZLF645 MCU.
Read ICP Status Register (02H)
ICPSTAT register.
ICP
ICP
Write ICP Control Register (04H)
the data that follows the command to the ICPCTL register.
ICP
ICP
Read ICP Control Register (05H)
the value of the ICPCTL register.
ICP
ICP
Write Flash Controller Registers (08H)
command allows writes to the Flash Controller registers. This command configures the
Flash Controller for Flash memory accesses through the
Read Flash Memory
the register address and data values are discarded.
ICP
ICP
ICP
ICP
ICP
Read Flash Controller Registers (09H)
lows reads of the Flash Controller registers. If the device is not in FLASH CONTROL
mode this command returns
ICP
ICP
ICP
ICP
ICP
Write Flash Memory (0AH)
to the main memory area or Information Area of the Flash memory. The command has
equivalent functionality to the CPU writing the memory through the LDC and LDCI
instructions. Data can be written 1 to
sents the size (32 KB or 64 KB) of the Flash memory for the product option chosen
(The
value greater than the maximum memory size be given by the user, the actual size value
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memsize
02H 
ICPSTAT[7:0]
04H 
ICPCTL[7:0]
05H 
ICPCTL[7:0]
08H
Register Address[15:0] ("0FH" for all Flash Ctrl Regs)
Register Address[7:0]
Size[7:0]
1-256 data bytes
09H
Register Address[15:0] ("0FH" for all Flash Ctrl Regs)
Register Address[7:0]
Size[7:0]
1-256 data bytes
number of bytes can be written by setting the size to 0). Should a size
commands. If the device is not in FLASH CONTROL mode,
—The Write Flash Memory command is used to write data
FFH
for all the register values.
—The Read ICP Status register command reads the
—The Write ICP Control register command writes
—The Read ICP Control register command reads
memsize
—The Write Flash Controller register 
—The Read Flash Controller command al-
bytes at a time where
0132H
ICP In-Circuit Programming Commands
ZLF645 Series Flash MCUs
which is the revision ID
Write Flash Memory
Product Specification
memsize
repre-
and
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