avr: added device n32 (FAN controller).

This commit is contained in:
Martin Preuss
2026-06-29 17:48:02 +02:00
parent 3ae542f61b
commit b784f6bb45
14 changed files with 859 additions and 0 deletions

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@@ -26,6 +26,7 @@
n29
n30
n31
n32
r06
s03
t03

4
avr/devices/n32/.gitignore vendored Normal file
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*.eep.hex
*.obj
n32-enclosure.stl
n32-enclosure-2.stl

19
avr/devices/n32/0BUILD Normal file
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<?xml?>
<gwbuild>
<subdirs>
boot
main
</subdirs>
<extradist>
defs.asm
README
enclosure.scad
</extradist>
</gwbuild>

14
avr/devices/n32/README Normal file
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N32
===
- Role: Fan Controller
- MCU: AtTiny861
- Frequency: 1MHz
- Connection: RJ45
- COM: COM2W
- Periphery:
- Apps:
- NETWORK : Basic network functionality (address setup etc.)
- REPORTSENSORS: report sensor data from temperature sensor etc.
- STATS : periodically send stats data

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<?xml?>
<gwbuild>
<target type="AvrHexFile" name="n32_boot" >
<includes type="avrasm" >
-I $(builddir)
-I $(srcdir)
-I $(topsrcdir)/avr
-I $(topbuilddir)/avr
</includes>
<sources type="avrasm" >
boot.asm
</sources>
</target>
<subdirs>
</subdirs>
<extradist>
</extradist>
</gwbuild>

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; ***************************************************************************
; copyright : (C) 2026 by Martin Preuss
; email : martin@libchipcard.de
;
; ***************************************************************************
; * This file is part of the project "AqHome". *
; * Please see toplevel file COPYING of that project for license details. *
; ***************************************************************************
; ***************************************************************************
; Source file for base system node on AtTiny 84
;
; This is for the maintenance system (i.e. the flash loader).
;
; All definitions and changes should go into this file.
; ***************************************************************************
.equ clock=1000000 ; Define the clock frequency
.nolist
.include "include/tn861Adef.inc" ; Define device ATtiny861A
.list
.include "common/calls.asm"
.include "common/utils_io.asm"
.include "devices/all/io_1.asm"
.include "version.asm"
.include "../defs.asm"
.include "devices/all/defs.asm"
#define COM_ACCEPT_ALL_DEST
; ***************************************************************************
; defines
; ---------------------------------------------------------------------------
; generic
.include "common/utils_wait.asm"
; ---------------------------------------------------------------------------
; firmware settings
; ---------------------------------------------------------------------------
; LED
.equ LED_DDR = DDRA
.equ LED_PORT = PORTA
.equ LED_PIN = PINA
.equ LED_PINNUM = PORTA3
; ***************************************************************************
; code segment
.cseg
.org 0x0000
; ---------------------------------------------------------------------------
; Reset and interrupt vectors
rjmp main ; 0x00: Reset vector Reset Vector
reti ; 0x01: INT0 External Interrupt 0
reti ; 0x02: PCI Pin Change Interrupt
reti ; 0x03: OC1A Timer/Counter1 Compare Match 1A
reti ; 0x04: OC1B Timer/Counter1 Compare Match 1B
reti ; 0x05: OVF1 Timer/Counter1 Overflow
reti ; 0x06: OVF0 Timer/Counter0 Overflow
reti ; 0x07: USI_START USI Start
reti ; 0x08: USI_OVF USI Overflow
reti ; 0x09: ERDY EEPROM Ready
reti ; 0x0a: ACI Analog Comparator
reti ; 0x0b: ADCC ADC Conversion Complete
reti ; 0x0c: WDT Watchdog Time-Out
reti ; 0x0d: INT1 External Interrupt 1
reti ; 0x0e: OC0A Timer/Counter0 Compare Match A
reti ; 0x0f: OC0B Timer/Counter0 Compare Match B
reti ; 0x10: ICP0 Interrupt Capture Event for Timer/Counter0
reti ; 0x11: OC1D Timer/Counter1 Compare Match D
reti ; 0x12: FAULT_PROT Timer/Counter1 Fault Protection
devInfoBlock: ; 12 bytes
devInfoManufacturer: .db 'A', 'Q', 'U', 'A'
devInfoId: .db DEVICEINFO_ID, 0
devInfoVersion: .db DEVICEINFO_VERSION, DEVICEINFO_REVISION ; version, revision
firmwareVersion: .db FIRMWARE_VARIANT_BOOT, FIRMWARE_VERSION_MAJOR
.db FIRMWARE_VERSION_MINOR, FIRMWARE_VERSION_PATCHLEVEL
firmwareStart: rjmp main ; will be overwritten when flashing
; ***************************************************************************
; main code
.org BOOTLOADER_ADDR
main:
rjmp bootLoader ; this routine is in modules/bootloader/main.asm
; ***************************************************************************
; includes
.include "common/utils_wait_fixed.asm"
.include "common/utils_copy_from_flash.asm"
.include "common/utils_copy_sdram.asm"
.include "modules/flash/defs.asm"
.include "modules/flash/eeprom.asm"
.include "modules/flash/io.asm"
.include "modules/flash/io_com2w.asm"
.include "modules/flash/flash1p.asm"
.include "modules/flash/flashxp.asm"
.include "modules/flash/flashprocess.asm"
.include "modules/flash/wait.asm"
.include "modules/bootloader/main.asm"
.include "modules/network/msg/defs.asm"
.include "modules/network/msg/crc.asm"
;.include "common/debug.asm"
systemSetSpeed:
.if clock == 8000000
ldi r16, (1<<CLKPCE)
ldi r17, 0
out CLKPR, r16
out CLKPR, r17
.endif
.if clock == 1000000
ldi r16, (1<<CLKPCE)
ldi r17, (1<<CLKPS1) | (1<<CLKPS0)
out CLKPR, r16
out CLKPR, r17
.endif
ret

97
avr/devices/n32/defs.asm Normal file
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; ***************************************************************************
; copyright : (C) 2026 by Martin Preuss
; email : martin@libchipcard.de
;
; ***************************************************************************
; * This file is part of the project "AqHome". *
; * Please see toplevel file COPYING of that project for license details. *
; ***************************************************************************
; ***************************************************************************
;
; AtTiny861
; --------
; PB0 1 20 PA0 COM_DATA
; PWM1 PB1 2 19 PA1
; Tacho1 PB2 3 18 PA2 COM_CLK
; PWM2 PB3 4 17 PA3 LED
; VCC 5 16 AGND
; GND 6 15 AVCC
; Tacho2 PB4 7 14 PA4
; PWM3 PB5 8 13 PA5
; Tacho3 PB6 9 12 PA6
; Reset PB7 10 11 PA7
; --------
;
; ***************************************************************************
.equ BOOTLOADER_ADDR = 0xd00
.equ FIRMWARE_VARIANT_BOOT = 0
.equ FIRMWARE_VARIANT_TEMP_WINDOW = 1
.equ DEVICEINFO_ID = 'N'
.equ DEVICEINFO_VERSION = 32
.equ DEVICEINFO_REVISION = 0
; ---------------------------------------------------------------------------
; LED module
; green LED
.equ LED1_DEFAULT_ONTIME = 1 ; shorter
.equ LED1_DEFAULT_OFFTIME = 99 ; longer
.equ LED1_DEFAULT_REPEATS = 0 ; continous
.equ LED1_DDR = DDRA
.equ LED1_PORT = PORTA
.equ LED1_PORTIN = PINA
.equ LED1_PINNUM = PORTA3
; ---------------------------------------------------------------------------
; COM module
.equ COM_BIT_LENGTH = 52000 ; 104000ns=9600, 52000ns=19200, 26000ns=38400
.equ COM_HALFBIT_LENGTH = 26000 ; see https://de.wikipedia.org/wiki/Universal_Asynchronous_Receiver_Transmitter
.equ COM_DATA_DDR = DDRA
.equ COM_DATA_INPUT = PINA
.equ COM_DATA_OUTPUT = PORTA
.equ COM_DATA_PIN = PORTA0
.equ COM_CLK_DDR = DDRA
.equ COM_CLK_INPUT = PINA
.equ COM_CLK_OUTPUT = PORTA
.equ COM_CLK_PIN = PORTA2
.equ COM_IRQ_ADDR_CLK = PCMSK0
.equ COM_IRQ_BIT_CLK = PCINT2 ; bit 2 in PCMSK0
.equ COM_IRQ_GIFR_CLK = PCIF
.equ COM_IRQ_GIMSK_CLK = PCIE0
; MultiFan module (definitions for new IO module)
.equ MULTIFAN_FANS = 3
.equ MULTIFAN_PWM_DDR = DDRB
.equ MULTIFAN_PWM_OUTPUT = PORTB
.equ MULTIFAN_TACHO_DDR = DDRB
.equ MULTIFAN_TACHO_INPUT = PINB
.equ MULTIFAN_PWM1_PIN = PORTB1
.equ MULTIFAN_TACHO1_PIN = PORTB2
.equ MULTIFAN_PWM2_PIN = PORTB3
.equ MULTIFAN_TACHO2_PIN = PORTB4
.equ MULTIFAN_PWM3_PIN = PORTB5
.equ MULTIFAN_TACHO3_PIN = PORTB6

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@@ -0,0 +1,244 @@
$fn = 50;
width = 45;
length = 60;
height = 20;
corner_radius = 2;
wall_thickness = 1.5;
post_diameter = 8;
post_height = 0;
hole_diameter = 3;
lid_height = 4;
lid_tolerance = .3;
hook_height = 1;
hook_tolerance = 0.75;
hook_slit_height = 2.5;
airslit_height = 1.75;
ridge_height = 16;
ridge_width = 1;
ridge_depth = 2.5;
netconn_width = 17;
netcomm_length = 6;
netcomm_height = 20;
netcomm_tolerance = .3;
module posts(x, y, z, h, r){
translate([x, y, z])
cylinder(r = r, h = h);
translate([-x, y, z])
cylinder(r = r, h = h);
translate([-x, -y, z])
cylinder(r = r, h = h);
translate([x, -y, z])
cylinder(r = r, h = h);
}
union() {
difference() {
// box
hull() {
posts(
x=(width/2 - corner_radius),
y=(length/2 - corner_radius),
z=0,
h=height,
r=corner_radius);
}
// hollow
hull() {
posts(
x=(width/2 - corner_radius - wall_thickness),
y=(length/2 - corner_radius - wall_thickness),
z=wall_thickness,
h=height,
r=corner_radius);
}
// lip inside box
*hull() {
posts(
x=(width/2 - corner_radius - lid_lip),
y=(length/2 - corner_radius - lid_lip),
z=(height - lid_thickness),
h=(lid_thickness + 1),
r=corner_radius);
}
// ventilation slits left 1
for(i = [(wall_thickness+post_height+3):(airslit_height*2):(height-5)]) {
translate([(-width/2)-wall_thickness, (-length/4), i])
cube([10, length/5, airslit_height], center=true);
}
// ventilation slits top
for(i = [(wall_thickness+post_height+3):(airslit_height*2):(height-5)]) {
translate([0, -(length/2), i])
cube([width/2, 10, airslit_height], center=true);
}
// ventilation slits right 1
for(i = [(wall_thickness+post_height+3):(airslit_height*2):(height-5)]) {
translate([(width/2)-wall_thickness, (-length/4), i])
cube([10, length/5, 1.75], center=true);
}
// network connector hole 1
translate([(netconn_width-netcomm_tolerance)/2,
(length/2),
wall_thickness+2+10])
cube([netconn_width+netcomm_tolerance,
netcomm_length,
netcomm_height],
center=true);
// network connector hole 2
translate([-(netconn_width-netcomm_tolerance)/2,
(length/2),
wall_thickness+2+10])
cube([netconn_width+netcomm_tolerance,
netcomm_length,
netcomm_height],
center=true);
// LED holes
translate([12, -16, -wall_thickness])
cylinder(r = 5.5/2, h = 6);
translate([4.254, -16, -wall_thickness])
cylinder(r = 5.5/2, h = 6);
translate([-3.484, -16, -wall_thickness])
cylinder(r = 5.5/2, h = 6);
}
// hooks upward facing side
translate([-(width/2)-0.25, length/8, height-(hook_height/2)])
cube([2.5, 7, hook_height], center=true);
translate([-(width/2)-0.25, -length/8, height-(hook_height/2)])
cube([2.5, 7, hook_height], center=true);
// hooks downward facing side
translate([(width/2)+0.25, length/8, height-(hook_height/2)])
cube([2.5, 7, hook_height], center=true);
translate([(width/2)+0.25, -length/8, height-(hook_height/2)])
cube([2.5, 7, hook_height], center=true);
// ridges to hold the pcb
translate([(width/2)-wall_thickness, 0, ridge_height/2+(height-ridge_height)])
cube([ridge_depth, ridge_width, ridge_height], center=true);
translate([-((width/2)-wall_thickness),
length/8,
ridge_height/2+(height-ridge_height)])
cube([ridge_depth, ridge_width, ridge_height], center=true);
translate([-((width/2)-wall_thickness),
-length/8,
ridge_height/2+(height-ridge_height)])
cube([ridge_depth, ridge_width, ridge_height], center=true);
}
/* lid */
translate([0, 0, 50]) { /* match at Z=16.5, otherwise 50*/
difference() {
union() {
difference() {
hull() {
posts(
x=(width/2 - corner_radius + wall_thickness + lid_tolerance),
y=(length/2 - corner_radius + lid_tolerance),
z=0,
h=lid_height+wall_thickness,
r=corner_radius);
}
hull() {
posts(
x=(width/2 - corner_radius ),
y=(length/2 - corner_radius)+5,
z=-(wall_thickness),
h=lid_height+wall_thickness,
r=corner_radius);
}
// slits for hooks (upward facing side)
translate([-((width/2)+wall_thickness/2),
length/8,
lid_height-((hook_slit_height)/2)])
cube([4, 9, hook_slit_height], center=true);
translate([-((width/2)+wall_thickness/2),
-length/8,
lid_height-((hook_slit_height)/2)])
cube([4, 9, hook_slit_height], center=true);
// slits for hooks (downward facing side)
translate([(width/2)+(wall_thickness/2),
length/8,
lid_height-((hook_slit_height)/2)])
cube([4, 9, hook_slit_height], center=true);
translate([(width/2)+(wall_thickness/2),
-length/8,
lid_height-((hook_slit_height)/2)])
cube([4, 9, hook_slit_height], center=true);
}
// hooks downward facing side
*translate([(width/2)-lid_lip, 0, 1])
cube([2, 5, hook_thickness], center=true);
*translate([(width/2)-lid_lip, length/4, 1])
cube([2, 5, hook_thickness], center=true);
*translate([(width/2)-lid_lip, -length/4, 1])
cube([2, 5, hook_thickness], center=true);
}
// drilling holes
translate([0, 0, -wall_thickness])
cylinder(r = hole_diameter, h = 10);
translate([0, -(length/3), -wall_thickness])
cylinder(r = hole_diameter, h = 10);
}
}
// support posts for pcb
/*difference() {
translate([0, length/4, wall_thickness])
cylinder(r = post_diameter/2, h = post_height);
translate([0, length/4, wall_thickness])
cylinder(r = hole_diameter/2, h = post_height+3);
}
difference() {
translate([0, -length/4, wall_thickness])
cylinder(r = post_diameter/2, h = post_height);
translate([0, -length/4, wall_thickness])
cylinder(r = hole_diameter/2, h = post_height+3);
}
*/

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@@ -0,0 +1,34 @@
<?xml?>
<gwbuild>
<target type="AvrHexFile" name="n32_firmware" >
<includes type="avrasm" >
-I $(builddir)
-I $(srcdir)
-I $(topsrcdir)/avr
-I $(topbuilddir)/avr
</includes>
<sources type="avrasm" >
main.asm
</sources>
</target>
<subdirs>
</subdirs>
<extradist>
data.asm
</extradist>
</gwbuild>

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@@ -0,0 +1,14 @@
; ***************************************************************************
; copyright : (C) 2025 by Martin Preuss
; email : martin@libchipcard.de
;
; ***************************************************************************
; * This file is part of the project "AqHome". *
; * Please see toplevel file COPYING of that project for license details. *
; ***************************************************************************
.dseg

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@@ -0,0 +1,221 @@
; ***************************************************************************
; copyright : (C) 2026 by Martin Preuss
; email : martin@libchipcard.de
;
; ***************************************************************************
; * This file is part of the project "AqHome". *
; * Please see toplevel file COPYING of that project for license details. *
; ***************************************************************************
; ***************************************************************************
; Source file for fan controller node on AtTiny 861
;
; This is for the full system (i.e. not the boot loader).
;
; All definitions and changes should go into this file.
;
;
; ***************************************************************************
.equ clock=1000000 ; Define the clock frequency
;.equ clock=8000000 ; Define the clock frequency
.nolist
.include "include/tn861Adef.inc" ; Define device ATtiny861A
.list
.include "../defs.asm"
.include "./data.asm"
.include "version.asm"
.include "devices/all/defs.asm"
.include "common/calls.asm"
.include "common/utils_io.asm"
.include "common/utils_wait.asm"
; ***************************************************************************
; defines
; ---------------------------------------------------------------------------
; generic
.equ NET_BUFFERS_NUM = 6
.equ NET_MSGNUMINBUF_SIZE = 8 ; max buffer nums in ringbuffer (global incoming)
.equ NET_IFACE_OUTMSGBUF_SIZE = 8 ; max buffer nums in ringbuffer (per interface outbound)
; ---------------------------------------------------------------------------
; firmware settings including list of modules used
; #define MODULES_TIMER
#define MODULES_CLOCK
#define MODULES_LED1
;#define MODULES_LED2
;#define MODULES_LED3
#define MODULES_NETWORK
#define MODULES_COM2W
;#define MODULES_TWI_MASTER
;#define MODULES_LCD
;#define LCD_MINIMAL_FONT
;#define MODULES_SI7021
;#define MODULES_SGP30
;#define MODULES_SGP40
;#define MODULES_STATS
;#define MODULES_OWI_MASTER
;#define MODULES_DS18B20
;#define MODULES_MOTION
;#define MODULES_CCS811
;#define MODULES_BRIGHTNESS
#define MODULES_MULTIFAN
#define APPS_NETWORK
;#define APPS_MOTION
#define APPS_REPORTSENSORS
#define APPS_STATS
;#define APPS_CO2WATCH
; defines for modules
; #define LED1_NETWORK_ACTIVITY
; ---------------------------------------------------------------------------
; defines for values
;.equ VALUE_ID_SGP40_TVOC = 0x08
; ***************************************************************************
; code segment
.cseg
.org 000000
; ---------------------------------------------------------------------------
; Reset and interrupt vectors
rjmp BOOTLOADER_ADDR ; 0x00: Reset vector Reset Vector
reti ; 0x01: INT0 External Interrupt 0
rjmp com2wPcintIsr ; 0x02: PCI Pin Change Interrupt
reti ; 0x03: OC1A Timer/Counter1 Compare Match 1A
reti ; 0x04: OC1B Timer/Counter1 Compare Match 1B
reti ; 0x05: OVF1 Timer/Counter1 Overflow
reti ; 0x06: OVF0 Timer/Counter0 Overflow
reti ; 0x07: USI_START USI Start
reti ; 0x08: USI_OVF USI Overflow
reti ; 0x09: ERDY EEPROM Ready
reti ; 0x0a: ACI Analog Comparator
reti ; 0x0b: ADCC ADC Conversion Complete
reti ; 0x0c: WDT Watchdog Time-Out
reti ; 0x0d: INT1 External Interrupt 1
rjmp baseTimerIrqOC0A ; 0x0e: OC0A Timer/Counter0 Compare Match A
reti ; 0x0f: OC0B Timer/Counter0 Compare Match B
reti ; 0x10: ICP0 Interrupt Capture Event for Timer/Counter0
reti ; 0x11: OC1D Timer/Counter1 Compare Match D
reti ; 0x12: FAULT_PROT Timer/Counter1 Fault Protection
devInfoBlock: ; 12 bytes
devInfoManufacturer: .db 'A', 'Q', 'U', 'A'
devInfoId: .db DEVICEINFO_ID, 0
devInfoVersion: .db DEVICEINFO_VERSION, DEVICEINFO_REVISION ; version, revision
firmwareVersion: .db FIRMWARE_VARIANT_TEMP_WINDOW, FIRMWARE_VERSION_MAJOR
.db FIRMWARE_VERSION_MINOR, FIRMWARE_VERSION_PATCHLEVEL
; ---------------------------------------------------------------------------
; @routine firmwareStart @global
firmwareStart:
rjmp main
; @end
; ---------------------------------------------------------------------------
; @routine onSystemStart
onSystemStart:
ret
; @end
; ---------------------------------------------------------------------------
; @routine onMessageReceived
;
; Called on every message received
onMessageReceived:
clc
ret
; @end
; ---------------------------------------------------------------------------
; @routine onEvery100ms
;
; Called every 100ms. Add your routine calls here. No arguments, no results.
onEvery100ms:
onEverySecond:
onEveryMinute:
onEveryHour:
onEveryDay:
ret
; @end
; ---------------------------------------------------------------------------
; @routine onEveryLoop
;
; Called on every loop (i.e. after awakening from sleep).
;
onEveryLoop:
ret
; @end
; ***************************************************************************
; includes
.include "devices/all/hw_tn861.asm"
.include "devices/all/includes.asm"
; ---------------------------------------------------------------------------
; defines for network interface
.equ netInterfaceData = com2w_iface
deviceCodeEnd:
.if deviceCodeEnd >= BOOTLOADER_ADDR
.warning "Code reaches into boot loader!"
.endif

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@@ -30,6 +30,7 @@
aqua_n29.xml
aqua_n30.xml
aqua_n31.xml
aqua_n32.xml
aqua_r05.xml
aqua_r06.xml
aqua_s03.xml

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@@ -0,0 +1,14 @@
<device name="aqua_n32" driver="nodes">
<manufacturer>AQUA</manufacturer>
<devicetype>N</devicetype>
<deviceversion>32</deviceversion>
<values>
<!--
<value name="SGP30_TVOC" id="0x09" type="sensor" dataType="rational" modality="tvoc" denom="1" />
<value name="SGP30_CO2" id="0x0a" type="sensor" dataType="rational" modality="co2" denom="1" />
-->
</values>
</device>

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@@ -107,6 +107,14 @@ case $NODE in
EFUSE_ARG="-U efuse:w:0xFE:m"
FILE_ARG="-U flash:w:./0-build/avr/devices/n31/boot/n31_boot.hex"
;;
n32)
DEVICE_ARG="-p t861"
HFUSE_ARG="-U hfuse:w:0xD7:m"
LFUSE_ARG="-U lfuse:w:0x62:m"
EFUSE_ARG="-U efuse:w:0xFE:m"
FILE_ARG="-U flash:w:./0-build/avr/devices/n32/boot/n32_boot.hex"
;;
r05)
DEVICE_ARG="-p t841"
HFUSE_ARG="-U hfuse:w:0xD7:m"