DSB75 Development Support Board Rev. B1 Hardware Description
Confidential / Released
DSB75_hd_v12
Page 8 of 96
2008-08-26
Chapter
What is new
•
GPIO7 -> SPICS
•
GPIO7_I -> SPICS_I
•
GPIO7_SPI -> SPI1_CS
•
GPIO8 -> SPIDI
•
GPIO8_I -> SPIDI_I
•
GPIO8_SPI -> SPI1_DI
Preceding document: "DSB75 Development Support Board Rev B1 Hardware Description", v07
New document:
"DSB75 Development Support Board Rev. B1 Hardware Description" Version v08
Chapter
What is new
Added description of EPREF.
Added information about required bias voltage for speakerphone operations.
Table 16: Updated pin description of PCM interface.
Preceding document: "DSB75 Development Support Board Rev B1 Hardware Description", v06
New document:
"DSB75 Development Support Board Rev. B1 Hardware Description" Version v07
Chapter
What is new
Modified section “Toggling low-high state of DTR”.
Table 35: DSB75 technical data: Added Ignition key, Emergency key, Ignition via DTR,
Ignition via USB
Preceding document: "DSB75 Development Support Board Rev B1 Hardware Description", v05
New document:
"DSB75 Development Support Board Rev. B1 Hardware Description" Version v06
Chapter
What is new
Figure 56: Schematic sheet 6 – charging interface – corrected value of R604
Preceding document: "DSB75 Development Support Board Rev B1 Hardware Description", v04
New document:
"DSB75 Development Support Board Rev. B1 Hardware Description" v05
Chapter
What is new
Figure 2: Location of the connectors, switches, jumpers, LEDs and adjustable
Table 5: Pin assignment of B2B connector X100 and Table 6: Pin
assignment – B2B connector X100 and test points X101
Board-to-board connector X100 will be supplied by Molex
Added note that the status of GPIOs 1 – 6 and 9 – 10 will be indicated by LEDs.
Deleted test pin X102 for connecting measurement equipment or an external
application. Corrected Table 9: GPIO assignment and switch position
Table 11: Pin assignment of 1st serial interface COM1 (X201)
– modified note on DTR line
Table 22: Alternative configuration of SPI interface lines – deleted GPIO as alternative