Added PVs for PCF8591 ADDA chip interface

2019-10-11 12:44:48 +01:00
parent edb0a70b2f
commit 335409eb62
2 changed files with 79 additions and 0 deletions
--- a/epics/iocs/ISTTOKrpi/ISTTOKrpiApp/Db/ISTTOKpcf8591.db
+++ b/epics/iocs/ISTTOKrpi/ISTTOKrpiApp/Db/ISTTOKpcf8591.db
@@ -0,0 +1,35 @@
+#######################################################
+# ###                                             ### #
+# ### EPICS Database for                          ### #
+# ### I2C PCF8591 board                           ### #
+# ###                                             ### #
+# ### author: B. Carvalho IPFN                    ### #
+# ###                                             ### #
+# ### Ref 2.0; 2019-10-14                         ### #
+# ###                                             ### #
+# ### macros: ID      I2C address of ADC          ### #
+# ### Description:                                ### #
+# ### This is an example DB file using            ### #
+# ### stream(asynI2C)    to read/write   ### #
+# ### an PCF8591 ADDA chip                        ### #
+#######################################################
+
+#####################################################
+# Read/Write pcf8591 register @ address 0x48=d72 ### #
+#####################################################
+record( mbboDirect, "$(P)$(R)PCF8591:72:CTRLREGISTER") {
+	field( DTYP, "stream")
+	field( OUT,  "@pcf8591.proto wReg(72) I2C")
+	field( SHFT, "0")
+	field( NOBT, "8")
+	field(VAL, 255)
+	field(PINI,"YES")
+}
+
+record( longin, "$(P)$(R)PCF8591:72:ADC_CH0" ) {
+	field(DTYP, "stream")
+	field(INP,  "@pcf8591.proto rConvAdc0(72) I2C")
+	field(SCAN, "1 second")
+#field( FLNK, "
+}
+