diff options
Diffstat (limited to 'reverse_engineering/pinmap')
| -rw-r--r-- | reverse_engineering/pinmap | 159 |
1 files changed, 159 insertions, 0 deletions
diff --git a/reverse_engineering/pinmap b/reverse_engineering/pinmap new file mode 100644 index 0000000..b7692e9 --- /dev/null +++ b/reverse_engineering/pinmap @@ -0,0 +1,159 @@ +GPIO: + +DIR: 43880000 +DIR: 42080000 + +OUT: 42083300 +IN: 42483398 + +P0.00 => 00000004, INPUT, CONNECT INPUT, PULL DOWN, STANDARD DRIVE, NO SENSE +P0.01 => 00000004, INPUT, CONNECT INPUT, PULL DOWN, STANDARD DRIVE, NO SENSE +P0.02 => 00000004, INPUT, CONNECT INPUT, PULL DOWN, STANDARD DRIVE, NO SENSE +P0.03 => 00030000, INPUT, CONNECT INPUT, NO PULL, STANDARD DRIVE, SENSE LOW +P0.04 => 00030000, INPUT, CONNECT INPUT, NO PULL, STANDARD DRIVE, SENSE LOW +P0.05 => 00000000, INPUT, CONNECT INPUT, NO PULL, STANDARD DRIVE, NO SENSE +P0.06 => 00000000, INPUT, CONNECT INPUT, NO PULL, STANDARD DRIVE, NO SENSE +P0.07 => 0003000c, INPUT, CONNECT INPUT, PULL UP, STANDARD DRIVE, NO SENSE +P0.08 => 0000060c, INPUT, CONNECT INPUT, PULL UP, OPEN DRAIN, NO SENSE +P0.09 => 0000060c, INPUT, CONNECT INPUT, PULL UP, OPEN DRAIN, NO SENSE +P0.10 => 00000004, INPUT, CONNECT INPUT, PULL DOWN, STANDARD DRIVE, NO SENSE +P0.11 => 00000004, INPUT, CONNECT INPUT, PULL DOWN, STANDARD DRIVE, NO SENSE +P0.12 => 00000004, INPUT, CONNECT INPUT, PULL DOWN, STANDARD DRIVE, NO SENSE +P0.13 => 00000004, INPUT, CONNECT INPUT, PULL DOWN, STANDARD DRIVE, NO SENSE +P0.14 => 00000004, INPUT, CONNECT INPUT, PULL DOWN, STANDARD DRIVE, NO SENSE +P0.15 => 00000004, INPUT, CONNECT INPUT, PULL DOWN, STANDARD DRIVE, NO SENSE +P0.16 => 00000004, INPUT, CONNECT INPUT, PULL DOWN, STANDARD DRIVE, NO SENSE +P0.17 => 00000004, INPUT, CONNECT INPUT, PULL DOWN, STANDARD DRIVE, NO SENSE +P0.18 => 00000004, INPUT, CONNECT INPUT, PULL DOWN, STANDARD DRIVE, NO SENSE +P0.19 => 00000003, OUTPUT, NO INPUT, PULL DOWN, STANDARD DRIVE, NO SENSE +P0.20 => 00000004, INPUT, CONNECT INPUT, PULL DOWN, STANDARD DRIVE, NO SENSE +P0.21 => 00000004, INPUT, CONNECT INPUT, PULL DOWN, STANDARD DRIVE, NO SENSE +P0.22 => 0000000c, INPUT, CONNECT INPUT, PULL UP, STANDARD DRIVE, NO SENSE +P0.23 => 0000060c, INPUT, CONNECT INPUT, PULL UP, OPEN DRAIN, NO SENSE +P0.24 => 0000060c, INPUT, CONNECT INPUT, PULL UP, OPEN DRAIN, NO SENSE +P0.25 => 00000003, OUTPUT, NO INPUT, PULL DOWN, STANDARD DRIVE, NO SENSE +P0.26 => 00000000, INPUT, CONNECT INPUT, NO PULL, STANDARD DRIVE, NO SENSE +P0.27 => 00000000, INPUT, CONNECT INPUT, NO PULL, STANDARD DRIVE, NO SENSE +P0.28 => 00000004, INPUT, CONNECT INPUT, PULL DOWN, STANDARD DRIVE, NO SENSE +P0.29 => 00000004, INPUT, CONNECT INPUT, PULL DOWN, STANDARD DRIVE, NO SENSE +P0.30 => 00000003, OUTPUT, NO INPUT, PULL DOWN, STANDARD DRIVE, NO SENSE +P0.31 => 00000004, INPUT, CONNECT INPUT, PULL DOWN, STANDARD DRIVE, NO SENSE + +P0.31 => IN +P0.30 => OUT screen reset +P0.29 => IN vibrator +P0.28 => IN + +P0.27 => IN +P0.26 => IN +P0.25 => OUT screen power on/off +P0.24 => BIDI SCL for OLED screen + +P0.23 => BIDI SDA for OLED screen +P0.22 => IN white LED +P0.21 => IN +P0.20 => IN G-chip + +P0.19 => OUT G-chip +P0.18 => IN G-chip +P0.17 => IN G-chip +P0.16 => ? + +P0.15 => LIS331 interrupt pin +P0.14 => +P0.13 => BIDI SCL for LIS331 +P0.12 => BIDI SDA for LIS331 + +P0.11 => 0 +P0.10 => 0 +P0.9 => BIDI SDA for AT24C256 +P0.8 => BIDI SCL for AT24C256 + + +P0.7 => 1 interrtupt from LIS331 ? +P0.6 => 0 +P0.5 => 0 +P0.4 => button + +P0.3 => button +P0.2 => 0 +P0.1 => 0 +P0.0 => 0 + + +SPI controllers both have psel of -1 and disabled +TWI controllers both have psel of -1 and disabled +UART disabled psel of -1 + +RTC0: INTEN COMPARE1 + EVENTEN COMPARE1 & COMPARE2 + COUNTER running + CC[0] 00c6706d + CC[1] 00c6703d + CC[2] 00000000 + +RTC1: INTEN COMPARE1 + EVENTEN COMPARE1 + COUNTER running + CC[0] 00c68000 + +RTC2: all zeros + + + + + COMPARE2 EVENTEN + + + + +GPIOTE all zeros + +?bitbanged? + +SET DIR register for 23,24 +(gdb) set {unsigned int}0x50000518=0x1800000 +(gdb) p/x {unsigned int}0x50000518 +$105 = 0x43880000 + +CLEAR out for 23,24 + +(gdb) set {unsigned int}0x5000050c=0x1800000 +(gdb) p/x {unsigned int}0x50000504 +$106 = 0x42083300 + +READ in + +(gdb) p/x {unsigned int}0x50000510 +$107 = 0x42483398 + +SET out for 23 +(gdb) set {unsigned int}0x50000508=0x0800000 +(gdb) p/x {unsigned int}0x50000504 +$108 = 0x42883300 +(gdb) p/x {unsigned int}0x50000510 +$109 = 0x42c83398 + +nothing else changes + + + +0x42483398 + + + +G chip + +8 7 6 5 + +. +1 2 3 4 + +1 -> GND +2 -> ? +3 -> P0.18 +4 -> P0.17 +5 -> pulled up +6 -> VCC +7 -> P0.19 +8 -> P0.20 |