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Add option to force DS1302 RTC to turn on super caps and battery recharging at boot.
pull/18/head
b1ackmai1er
7 years ago
committed by
GitHub
No known key found for this signature in database
GPG Key ID: 4AEE18F83AFDEB23
2 changed files with
22 additions and
0 deletions
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Source/HBIOS/cfg_sbc.asm
-
Source/HBIOS/dsrtc.asm
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@ -19,6 +19,7 @@ HTIMENABLE .EQU FALSE ; TRUE FOR SIMH TIMER SUPPORT |
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SIMRTCENABLE .EQU FALSE ; SIMH CLOCK DRIVER |
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DSRTCENABLE .EQU TRUE ; DS-1302 CLOCK DRIVER |
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DSRTCMODE .EQU DSRTCMODE_STD ; DSRTCMODE_STD, DSRTCMODE_MFPIC |
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DSRTCCHG .EQU FALSE ; DS-1302 CONFIGURE CHARGE ON (TRUE) OR OFF (FALSE) |
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; |
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ASCIENABLE .EQU FALSE ; TRUE FOR Z180 ASCI SUPPORT |
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UARTENABLE .EQU TRUE ; TRUE FOR UART SUPPORT (ALMOST ALWAYS WANT THIS TO BE TRUE) |
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@ -122,6 +122,27 @@ DSRTC_INIT1: |
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CALL DSRTC_CLK2TIM |
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LD HL,DSRTC_TIMBUF |
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CALL PRTDT |
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#IF DSRTCCHG ; FORCE_RTC_CHARGE_ENABLE |
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LD C,$8E ; ACCESS WRITE PROT REG |
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CALL DSRTC_CMD ; |
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LD A,$00 ; WRITE PROTECT OFF |
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CALL DSRTC_PUT ; |
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CALL DSRTC_END ; FINISH CMD |
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LD C,$90 ; ACCESS CHARGE REGISTER |
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CALL DSRTC_CMD ; |
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LD A,$A5 ; STD CHARGE VALUES |
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CALL DSRTC_PUT ; |
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CALL DSRTC_END ; FINISH REG WRITE |
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LD C,$8E ; ACCESS WRITE PROT REG |
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CALL DSRTC_CMD ; |
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LD A,$80 ; WRITE PROTECT ON |
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CALL DSRTC_PUT ; |
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CALL DSRTC_END ; FINISH CMD |
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#ENDIF |
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PRTS(" CHARGE=$") |
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CALL DSRTC_TSTCHG |
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JR NZ,NOCHG1 |
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