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2.15.2. Port list

The following table shows the port list of the AHB5 downsizer.

Table 2.29. Port list
BLOCKSIGNALDIRECTIONDESCRIPTION
SystemhclkInputClock
hresetnInputReset for hclk domain
AHB5 Slave Interfacehsel_sInputSlave select
hnonsec_sInputNon-secure transfer indicator
haddr_s[ADDR_WIDTH-1:0]InputAddress, configurable width
htrans_s[1:0]InputTransfer type
hsize_s[2:0]InputSize of the transfer
hwrite_sInputTransfer direction indicator
hready_sInputHREADY feedback from all slaves
hprot_s[6:0]InputProtection control
hburst_s[2:0]InputBurst type
hmastlock_sInputLocked sequence indicator
hwdata_s[DATA_WIDTH-1:0]InputWrite data, configurable width
hexcl_sInputExclusive Transfer indicator
hmaster_s[MASTER_WIDTH-1:0]InputMaster identifier, configurable width
hrdata_s[DATA_WIDTH-1:0]OutputRead data, configurable width
hreadyout_sOutputTransfer completion indicator
hresp_s[1:0]OutputTransfer response
hexokay_sOutputExclusive okay
hruser_s[USER_WIDTH-1:0]OutputRead channel user signals, configurable width
hauser_s[USER_WIDTH-1:0]InputAddress channel user signals, configurable width
hwuser_s[USER_WIDTH-1:0]InputWrite channel user signals, configurable width
AHB5 Master Interfacehsel_mOutputSlave select
haddr_m[ADDR_WIDTH-1:0]OutputAddress, configurable width
htrans_m[1:0]OutputTransfer type
hsize_m[2:0]OutputSize of the transfer
hwrite_mOutputTransfer direction indicator
hready_mOutputhready_s feedback to slave from all slaves (HREADY)
hprot_m[6:0]OutputProtection control
hburst_m[2:0]OutputBurst type
hmastlock_mOutputLocked sequence indicator
hwdata_m[DATA_WIDTH/2-1:0]OutputWrite data, configurable width
hexcl_mOutputExclusive transfer
hmaster_m[MASTER_WIDTH-1:0]OutputMaster identifier, configurable width
hrdata_m[DATA_WIDTH/2-1:0]InputRead data, configurable width
hreadyout_mInputTransfer completion indicator from slave
hresp_mInputTransfer response
hexokay_mInputExclusive okay (AHB5 only)
hruser_m[USER_WIDTH-1:0]InputRead channel user signals, configurable width
hauser_m[USER_WIDTH-1:0]OutputAddress channel user signals, configurable width
hwuser_m[USER_WIDTH-1:0]OutputWrite channel user signals, configurable width