Add support for Maytech 20A, 30A, 40A, 60A with calibrated complement…

…ary PWM.

Makefile

@@ -5,7 +5,7 @@ SHELL = /bin/bash
 
 .SUFFIXES: .inc .hex
 
-ALL_TARGETS = afro.hex afro2.hex afro_hv.hex afro_nfet.hex arctictiger.hex birdie70a.hex bs_nfet.hex bs.hex bs40a.hex dlu40a.hex dlux.hex dys_nfet.hex hk200a.hex hm135a.hex kda.hex mkblctrl1.hex rb50a.hex rb70a.hex rct50a.hex tbs.hex tp.hex tp_8khz.hex tp_i2c.hex tp_nfet.hex tp70a.hex tgy6a.hex tgy.hex
+ALL_TARGETS = afro.hex afro2.hex afro_hv.hex afro_nfet.hex arctictiger.hex birdie70a.hex bs_nfet.hex bs.hex bs40a.hex dlu40a.hex dlux.hex dys_nfet.hex hk200a.hex hm135a.hex kda.hex maytech30a.hex maytech40a.hex maytech60a.hex mkblctrl1.hex rb50a.hex rb70a.hex rct50a.hex tbs.hex tp.hex tp_8khz.hex tp_i2c.hex tp_nfet.hex tp70a.hex tgy6a.hex tgy.hex
 AUX_TARGETS = diy0.hex
 
 all: $(ALL_TARGETS)

README.md

@@ -69,6 +69,12 @@ Tested boards by target:
     - Keda 12A rev B with inverted PWM input (30A should also work)
     - Dynam 18A, 25A with Blue Heat Shrink
     - Hobby King Multistar series (30A and under)
+- maytech30a:
+    - Maytech 30A and 20A, complementary PWM
+- maytech40a:
+    - Maytech 40A, complementary PWM
+- maytech60a:
+    - Maytech 60A, complementary PWM
 - mkblctrl1:
     - MikroKopter BL-Ctrl v1.x (flashable by ISP only)
 - rb50a.hex

maytech30a.inc

@@ -0,0 +1,78 @@
+;*******************************
+;* Maytech 30A and 20A         *
+;* Pin-compatible with bs_nfet *
+;*******************************
+
+.equ	F_CPU		= 16000000
+.equ	USE_INT0	= 1
+.equ	USE_I2C		= 0	; We could, but FETs are on the I2C ports
+.equ	USE_UART	= 0
+.equ	USE_ICP		= 0
+.equ	COMP_PWM	= 1
+
+.equ	DEAD_LOW_NS	= 300	; 20A and 30A boards clean at 300ns
+.equ	DEAD_HIGH_NS	= 300
+
+;*********************
+; PORT D definitions *
+;*********************
+;.equ			= 7
+;.equ			= 6
+.equ	AnFET		= 5
+.equ	ApFET		= 4
+;.equ			= 3
+.equ	rcp_in		= 2
+
+.equ	INIT_PD		= (1<<ApFET)
+.equ	DIR_PD		= (1<<AnFET)+(1<<ApFET)
+
+.equ	AnFET_port	= PORTD
+.equ	ApFET_port	= PORTD
+
+;*********************
+; PORT C definitions *
+;*********************
+.equ	mux_b		= 7	; ADC7
+.equ	mux_a		= 6	; ADC6
+.equ	BpFET		= 5
+.equ	BnFET		= 4
+.equ	CpFET		= 3
+.equ	mux_voltage	= 2	; ADC2 voltage input (220k from Vbat, 51k to gnd, 10.10V -> 1.900V at ADC2)
+.equ	mux_temperature	= 1	; ADC1 temperature input (some boards) (10k NTC to 5V, 820 to gnd)
+.equ	mux_c		= 0	; ADC0
+
+.equ	O_POWER		= 220
+.equ	O_GROUND	= 51
+
+.equ	INIT_PC		= (1<<BpFET)+(1<<CpFET)
+.equ	DIR_PC		= (1<<BnFET)+(1<<BpFET)+(1<<CpFET)
+
+.equ	BpFET_port	= PORTC
+.equ	BnFET_port	= PORTC
+.equ	CpFET_port	= PORTC
+
+;*********************
+; PORT B definitions *
+;*********************
+;.equ			= 7
+;.equ			= 6
+;.equ			= 5	(sck stk200 interface)
+;.equ			= 4	(miso stk200 interface)
+;.equ			= 3	(mosi stk200 interface)
+.equ	GND_PIN		= 2	; Seems to be grounded on this board
+;.equ			= 1
+.equ	CnFET		= 0
+
+.equ	INIT_PB		= 0
+.equ	DIR_PB		= (1<<CnFET)
+
+.equ	CnFET_port	= PORTB
+
+.MACRO RED_on
+.ENDMACRO
+.MACRO RED_off
+.ENDMACRO
+.MACRO GRN_on
+.ENDMACRO
+.MACRO GRN_off
+.ENDMACRO

maytech40a.inc

@@ -0,0 +1,78 @@
+;*****************************
+;* Maytech 40A               *
+;* Pin-compatible with bs40a *
+;*****************************
+
+.equ	F_CPU		= 16000000
+.equ	USE_INT0	= 1
+.equ	USE_I2C		= 0	; We could, but FETs are on the I2C ports
+.equ	USE_UART	= 0
+.equ	USE_ICP		= 0
+.equ	COMP_PWM	= 1
+
+.equ	DEAD_LOW_NS	= 950	; Noise at 700ns, 800ns, clean at 850ns, 900ns
+.equ	DEAD_HIGH_NS	= 950	; Noise at 850ns, mostly clean at 900ns, clean at 950ns
+
+;*********************
+; PORT D definitions *
+;*********************
+;.equ			= 7
+;.equ			= 6
+.equ	CnFET		= 5
+.equ	ApFET		= 4
+;.equ			= 3
+.equ	rcp_in		= 2
+
+.equ	INIT_PD		= 0
+.equ	DIR_PD		= (1<<CnFET)+(1<<ApFET)
+
+.equ	CnFET_port	= PORTD
+.equ	ApFET_port	= PORTD
+
+;*********************
+; PORT C definitions *
+;*********************
+.equ	mux_b		= 7	; ADC7
+.equ	mux_a		= 6	; ADC6
+.equ	BpFET		= 5
+.equ	BnFET		= 4
+.equ	CpFET		= 3
+.equ	mux_voltage	= 2	; ADC2 voltage input (220k from Vbat, 51k to gnd, 10.10V -> 1.900V at ADC2)
+;.equ			= 1
+.equ	mux_c		= 0	; ADC0
+
+.equ	O_POWER		= 220
+.equ	O_GROUND	= 51
+
+.equ	INIT_PC		= 0
+.equ	DIR_PC		= (1<<BnFET)+(1<<BpFET)+(1<<CpFET)
+
+.equ	BpFET_port	= PORTC
+.equ	BnFET_port	= PORTC
+.equ	CpFET_port	= PORTC
+
+;*********************
+; PORT B definitions *
+;*********************
+;.equ			= 7
+;.equ			= 6
+;.equ			= 5	(sck stk200 interface)
+;.equ			= 4	(miso stk200 interface)
+;.equ			= 3	(mosi stk200 interface)
+;.equ			= 2
+;.equ			= 1
+.equ	AnFET		= 0
+
+.equ	INIT_PB		= 0
+.equ	DIR_PB		= (1<<AnFET)
+
+.equ	AnFET_port	= PORTB
+
+.MACRO RED_on
+.ENDMACRO
+.MACRO RED_off
+.ENDMACRO
+.MACRO GRN_on
+.ENDMACRO
+.MACRO GRN_off
+.ENDMACRO

maytech60a.inc

@@ -0,0 +1,78 @@
+;*****************************
+;* Maytech 60A               *
+;* Pin-compatible with bs40a *
+;*****************************
+
+.equ	F_CPU		= 16000000
+.equ	USE_INT0	= 1
+.equ	USE_I2C		= 0	; We could, but FETs are on the I2C ports
+.equ	USE_UART	= 0
+.equ	USE_ICP		= 0
+.equ	COMP_PWM	= 1
+
+.equ	DEAD_LOW_NS	= 1050  ; Noise at 900, 950, clean at 1000, 1050, 1100
+.equ	DEAD_HIGH_NS	= 1050  ; Noise at 800, 900, gone at 1000, clean at 1050, 1100
+
+;*********************
+; PORT D definitions *
+;*********************
+;.equ			= 7
+;.equ			= 6
+.equ	CnFET		= 5
+.equ	ApFET		= 4
+;.equ			= 3
+.equ	rcp_in		= 2
+
+.equ	INIT_PD		= 0
+.equ	DIR_PD		= (1<<CnFET)+(1<<ApFET)
+
+.equ	CnFET_port	= PORTD
+.equ	ApFET_port	= PORTD
+
+;*********************
+; PORT C definitions *
+;*********************
+.equ	mux_b		= 7	; ADC7
+.equ	mux_a		= 6	; ADC6
+.equ	BpFET		= 5
+.equ	BnFET		= 4
+.equ	CpFET		= 3
+.equ	mux_voltage	= 2	; ADC2 voltage input (220k from Vbat, 51k to gnd, 10.10V -> 1.900V at ADC2)
+;.equ			= 1
+.equ	mux_c		= 0	; ADC0
+
+.equ	O_POWER		= 220
+.equ	O_GROUND	= 51
+
+.equ	INIT_PC		= 0
+.equ	DIR_PC		= (1<<BnFET)+(1<<BpFET)+(1<<CpFET)
+
+.equ	BpFET_port	= PORTC
+.equ	BnFET_port	= PORTC
+.equ	CpFET_port	= PORTC
+
+;*********************
+; PORT B definitions *
+;*********************
+;.equ			= 7
+;.equ			= 6
+;.equ			= 5	(sck stk200 interface)
+;.equ			= 4	(miso stk200 interface)
+;.equ			= 3	(mosi stk200 interface)
+;.equ			= 2
+;.equ			= 1
+.equ	AnFET		= 0
+
+.equ	INIT_PB		= 0
+.equ	DIR_PB		= (1<<AnFET)
+
+.equ	AnFET_port	= PORTB
+
+.MACRO RED_on
+.ENDMACRO
+.MACRO RED_off
+.ENDMACRO
+.MACRO GRN_on
+.ENDMACRO
+.MACRO GRN_off
+.ENDMACRO

tgy.asm

@@ -114,6 +114,12 @@
 #include "hm135a.inc"		; Hacker/Jeti Master 135-O-F5B 135A inverted-PWM-opto (INT0 PWM)
 #elif defined(kda_esc)
 #include "kda.inc"		; Keda Model 12A - 30A (INT0 PWM)
+#elif defined(maytech30a_esc)
+#include "maytech30a.inc"	; Maytech 30A and 20A with all nFETs (INT0 PWM)
+#elif defined(maytech40a_esc)
+#include "maytech40a.inc"	; Maytech 40A with all nFETs (INT0 PWM)
+#elif defined(maytech60a_esc)
+#include "maytech60a.inc"	; Maytech 60A with all nFETs (INT0 PWM)
 #elif defined(rb50a_esc)
 #include "rb50a.inc"		; Red Brick 50A with all nFETs (INT0 PWM)
 #elif defined(rb70a_esc)