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J-Flash: Performance
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Programming speed

J-Flash enables you to program your Flash EEPROM devices via the On-Chip Debug connector (JTAG) on your target system. Internal as well as external flash is supported. The following table shows some performance values regarding the programming speed.

External flash

Flash chip Organization Speed [Kbytes/s] Hardware
Atmel AT49BV162A 1x16 bits 97.8 Atmel AT91EB40
Intel 28F640J3 1x16 bits 93.0 Cogent CSB337
AMD AM29LV160DB 2x16 bits 208.5 Net Silicon NS9360
Intel 28F640J3A120 2x16 bits 147.8 Logic LH7A400-10

Microcontroller with internal flash

Microcontroller Speed [Kbytes/s] Hardware
Analog Devices ADuC7020 30.8 Analog Devices ADuC7020 evalboard
Atmel AT91SAM7S64 18.5 Atmel AT91SAM7-EKS64
Atmel AT91SAM7X256 35.3 Atmel AT91SAM7X-EK
Philips LPC2106 22.2 IAR LPC2106 kickstart board
ST STR711 50.5 IAR STR711 evalboard
Philips PCF87750 68.2 Philips PCF87750 (custom hardware)

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Last update: December 7, 2007