WriteNow! Hardware Manual
5
▪
Large built-in internal memory for projects, images, etc.
▪
Programmable power supply output (1.5-13V)
▪
Programmable I/O voltage (1.6-5.5V)
▪
High-speed I/O
▪
LAN (isolated), RS-232 (isolated), USB 2.0 full-speed, and low-level interface (isolated)
▪
ISP I/O relay barrier (only available on the single-site model)
▪
I/O protection
▪
Wide range power supply (15-25V)
The shortest possible programming times are guaranteed due to a combination of
highly optimized programming algorithms, local storage of programming data and high
slew rate line driver circuitry.
Model Comparison
The following table summarizes the main features of the various WriteNow! family
models.
WriteNow! Model Comparison
Feature
WN-PRG01A
WN-PRG02A
WN-PRG04A
WN-PRG08A
General Features
Programming Sites
1
2
4
8
Power Supply
15-25V
15-25V
15-25V
15-25V
Device Type Support
Microcontrollers,
Serial Memories
Microcontrollers,
Serial Memories
Microcontrollers,
Serial Memories
Microcontrollers,
Serial Memories,
Parallel Memories
Programming Protocols
UART, SPI, JTAG, I
2
C,
BDM, SWD, etc.
UART, SPI, JTAG, I
2
C,
BDM, SWD, etc.
UART, SPI, JTAG, I
2
C,
BDM, SWD, etc.
UART, SPI, JTAG, I
2
C,
BDM, SWD, etc.
Relay Barrier
Yes
No
No
No
ISP Lines
Adj. Voltage Range
1.6-5.5V
1.6-5.5V
1.6-5.5V
1.6-5.5V
Adj. Voltage Resolution
100mV
100mV
100mV
100mV
Bidirectional Lines
6
12
24
48
Prog. Clock Out Lines
1
2
4
8
Programmable Power Supply (PPS)
Range
1.5-15V
1.5-15V
1.5-15V
1.5-15V
Resolution
100mV
100mV
100mV
100mV
Channels
1
2
4
8
Host Interface
Summary of Contents for WriteNow! Series
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