SMB131-SMB165 HSC3, HSC4, and HSC5 Programming Bytes

Special Memory Byte 131 - 165 are used to monitor and control the operation of high-speed counters HSC3, HSC4, and HSC5.

SM Bits
(Read/Write)

Description

SMB131 - SMB135 Reserved
SM136.0 - SM136.4 Reserved
SM136.5 HSC3 current counting direction status bit: 1 = counting up
SM136.6 HSC3 current value equals preset value status bit: 1 = equal
SM136.7 HSC3 current value is greater than preset value status bit: 1 = greater than
SM137.0 - SM137.2 Reserved
SM137.3 HSC3 direction control bit: 1 = count up
SM137.4 HSC3 update direction: 1 = update direction
SM137.5 HSC3 update preset value: 1 = write new preset value to HSC3 preset
SM137.6 HSC3 update current value: 1 = write new current value to HSC3 current
SM137.7 HSC3 enable bit: 1 = enable
SMB138 - SMB141 HSC3 new current value: SMB138 is MSB (Most Significant Byte) and SMB141 is LSB (Least
Significant Byte)
SMB142 - SMB145 HSC3 new preset value: SMB142 is MSB and SMB145 is LSB
SM146.0 - SM146.4 Reserved
SM146.5 HSC4 current counting direction status bit: 1 = counting up
SM146.6 HSC4 current value equals preset value status bit: 1 = equal
SM146.7 HSC4 current value is greater than preset value status bit: 1 = greater than
SM147.0 Active level control bit for Reset: 0 = Reset is active high, 1 = Reset is active low
SM147.1 Reserved
SM147.2 Counting rate selection for Quadrature counters: 0 = 4x counting rate, 1 = 1x counting rate
SM147.3 HSC4 direction control bit: 1 = count up
SM147.4 HSC4 update direction: 1 = update direction
SM147.5 HSC4 update preset value: 1 = write new preset value to HSC4 preset
SM147.6 HSC4 update current value: 1 = write new current value to HSC4 current
SM147.7 HSC4 enable bit: 1 = enable
SMB148 - SMB151 HSC4 new current value: SMB148 is MSB and SMB151 is LSB
SMB152 - SMB155 HSC4 new preset value: SMB152 is MSB and SMB155 is LSB
SM156.0 - SM156.4 Reserved
SM156.5 HSC5 current counting direction status bit: 1 = counting up
SM156.6 HSC5 current value equals preset value status bit: 1 = equal
SM156.7 HSC5 current value is greater than preset value status bit: 1 = greater than
SM157.0 - SM157.2 Reserved
SM157.3 HSC5 direction control bit: 1 = count up
SM157.4 HSC5 update direction: 1 = update direction
SM157.5 HSC5 update preset value: 1 = write new preset value to HSC5 preset
SM157.6 HSC5 update current value: 1 = write new current value to HSC5 current
SM157.7 HSC5 enable bit: 1 = enable
SMB158 - SMB161 HSC5 new current value: SMB158 is MSB and SMB161 is LSB
SMB162 - SMB165 HSC5 new preset value: SMB162 is MSB and SMB165 is LSB