CM-X270: Hardware: Revision Notes

CM-X270L

Rev 1.7 [1-Dec-2012]

• Marvell 88AP270 PCMCIA access issue fixed, pull-up added to PCM_PWAIT for preventing system hang-up

Rev 1.6 [1-May-2009]

• DM9000 reset bug fixed, RC circuit added for proper reset
• MMDAT3_GPIO111 disconnected from W2SW interface

Rev 1.5 [27-Jun-2008]

• W2SW2001 reset and boot-strap fixed

Rev 1.4 [30-May-2008]

• BGW2xx replaced with the W2SW2001 module
• NAND flash ALE and CLE signals are gated with NAND_CS
• NAND_CS is routed out of CPLD. Added U56, U57, U58

Rev 1.3a [5-Feb-2008]

• Routed CPU GPIO[0] directly to CAMI PME#
• Fixed BGW211 boot option to support SPI interface
• Altered SDCLK routing
• Added more powerful PU/PD to CPU GPIO[0] and GPIO[1]
• Added a test point for RST_IN signal
• Connected UCB1400 VADCN to AGND
• Added a pull-up to MMCLK_WIFI
• Routed REG/GNT pair 3 to CAMI instead of pair 0
• Added revision setting RN
• Added SDCS always active for D128
• Added PCM_PWE# option for NOR flash

CM-X270W

Rev 1.4i [1-Jul-2013]

• Marvell 88AP270 PCMCIA access issue fixed, pull-up added to PCM_PWAIT for preventing system hang-up

Rev 1.4 [20-Feb-2009]

• RTC crystal changed to the new small foot-print type
• CPLD clock bug detected in 1.3 fixed
• Separate audio codec crystal added
• DM9000 reset bug fixed, RC circuit added for proper reset
• Pull-down added to the Bluetooth enable signal

Rev 1.3 [30-Aug-2008]

• Wi2Wi WLAN controller added
• CSR Bluetooth controller added
• NAND flash control lines buffered with logic gates

Rev 1.23 [12-Aug-2008]

• Missing nets IDEINT_KP_MKIN0_GPIO100, GPIRQ1_KP_MKIN1_GPIO101 corrected