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• 86:ASIC
  ...ered counterclockwise around the ASIC package when viewed from above. Pins 1, 25, 41, & 65 are labeled on the PCB, although the label for 25 is offset f | 1. || A2 || A0-A19 are the address bus.
  5 KB (689 words) - 00:23, 20 June 2023
• 84PCE:Syscalls:0207B4
  * [[84PCE:Flags:4A#Bit_4|putmapDrawColor]] = 1 to use curFGColor/curBGColor (0 to use black/white) * [[84PCE:Flags:05#Bit_3|textInverse]] = 1 to swap foreground and background colors
  4 KB (570 words) - 20:09, 25 May 2015
• 84PCE:RAM:D00595
  '''Length:''' 1 byte
  694 B (99 words) - 10:32, 26 May 2015
• 84PCE:RAM:D00596
  '''Length:''' 1 byte
  679 B (95 words) - 10:32, 26 May 2015
• 84PCE:Syscalls:0210DC
  * DE = HL+1+BC ...uction to clear the memory block, so do not pass it a block length of 0 or 1 or it will erase 16777216 bytes.
  803 B (113 words) - 03:43, 16 July 2016
• 84PCE:Syscalls:0210E0
  * DE = HL+1+BC ...uction to clear the memory block, so do not pass it a block length of 0 or 1 or it will erase 16777216 bytes.
  863 B (129 words) - 03:45, 16 July 2016
• 84PCE:OS:VAT
  typeByte_SMC: =$+1
  2 KB (369 words) - 15:00, 9 September 2015
• 84PCE:Ports:0009
  === Bits [1:0] ===
  916 B (141 words) - 14:48, 22 August 2022
• 84PCE:Ports:0005
  === Bit [1] ===
  1,003 B (142 words) - 00:57, 21 February 2021
• 86:Ports:01
  ...writing to the port. A pressed key reads a 0 bit. An unpressed key reads a 1 bit. ...ed group is pressed, the corresponding key bit reads 0, otherwise it reads 1 (active-low).
  2 KB (352 words) - 12:47, 20 September 2021
• 86:Interrupts
  == Interrupt Mode 1 == ...cess should not be disabled (see bit 6 of [[86:Ports:04|Port 4]]) while IM 1 is set & interrupts are enabled, or the calculator will likely crash.
  4 KB (630 words) - 00:01, 21 September 2021
• 84PCE:Ports:1010
  === Bits [7:1] ===
  290 B (37 words) - 22:39, 28 June 2019
• 84PCE:Ports:E000
  Divisor Latch LSB (when bit 7 of E00C is 1) Divisor Latch MSB (when bit 7 of E00C is 1)
  1 KB (204 words) - 12:59, 6 May 2021
• 84PCE:OS:Serial Flash Commands
  X is $05 for register 1, $35 for register 2, or $15 for register 3. Afterwards, wait for $E00818 bit 1 to be set and read register value from $E00900.
  2 KB (251 words) - 13:19, 13 December 2019
• 84PCE:OS:Applications
  81A(1)h = Unknown, but contains the 1 byte data 007h [Bit 1 - App can use OpenLib]
  9 KB (1,446 words) - 13:43, 11 September 2020
• 84PCE:RAM:D02A86
  '''Length:''' 1 byte
  397 B (68 words) - 13:03, 25 May 2016
• 84PCE:RAM:D00125
  '''Length:''' 1 byte
  294 B (44 words) - 00:02, 26 May 2016
• 84PCE:Syscalls:021914
  Deletes a particular entry in the user entry stack. Starts at 1; the '#' program represents the current entry. So if input was like this: 1
  820 B (120 words) - 14:34, 25 May 2016
• 84PCE:RAM:D01D0C
  '''Length:''' 1 byte
  306 B (50 words) - 13:32, 25 May 2016
• 84PCE:RAM:D01D0B
  '''Length:''' 1 byte
  327 B (53 words) - 13:31, 25 May 2016