This manual introduces SAM-BA™ and SAM-PROG software, which are flash programming tools provided by Atmel for AT91SAM7S series microcontrollers. SAM-BA™ and SAM-PROG support PC side GUI and DOS command line operation, and support ISP operations through RS232 or USB. This manual is suitable for AT91SAM7S32, AT91SAM7S64, AT91SAM7S321, AT91SAM7S128 and AT91SAM7S256 devices, and introduces the System Recovery Procedure (System Recovery Procedure) of the AT91SAM7S-EK development board in detail.
The document introduces Atmel's SAM-BA and SAM-PROG utilities, which provide ISP programming via RS232 or USB and support Windows 2000 and XP. It describes the boot firmware, clock source (48 MHz from USB), and the ability to read, write, erase, and verify flash memory.
Installation instructions for the SAM-BA PC software are given, along with detailed pin‑settings for the SAM‑BA boot mode and a step‑by‑step system recovery procedure for AT91SAM7S series devices. Both USB and DBGU (USART) connections are covered. This manual is written in Chinese.
| Clock frequency provided by USB | 48 MHz |
|---|---|
| Supported operating systems | Windows 2000, Windows XP |
| Programming interfaces | RS232 or USB (ISP) |
The SAM-BA GUI works on Windows 2000 and Windows XP.
SAM-BA supports ISP programming via either an RS232 or a USB interface.
The USB interface supplies a 48 MHz working clock.