h6. [[Hardware Abstraction Layer]] h6(. [[HAL entry points from RISC OS]] h6((. » HAL_IICReadLines h2. HAL_IICReadLines h5. (HAL entry #34) <pre> __value_in_regs IICLines HAL_IICReadLines(int bus) </pre> |_<. Entry | | |bus |Bus number to query | |_<. Exit | | |a1-a2 |[[IICLines]] structure containing the current values read from the bus | h4. Use This is an internal call for OS use only and should not be used by user software. Reads the state of the IIC lines on the specified bus, without changing their state. Note the "__value_in_regs" keyword, which signifies that the binary ABI expects SDA and SCL to be returned in registers a1 and a2. h4. See also * [[HAL IIC API]] h6. Information sources: Kernel.Docs.HAL.HAL_API, Kernel.Docs.HAL.MoreEnts in CVS