PCB: Remove series resistors.

Not sure they're of much benefit.
2024-12-04 23:45:26 +00:00 · 2017-01-28 15:18:49 -08:00 · 2017-01-28 15:18:49 -08:00 · f4fdc21c20
commit f4fdc21c20
parent d1517702b7
4 changed files with 2192 additions and 2804 deletions
--- a/hardware/portapack_h1/hackrf_if.sch
+++ b/hardware/portapack_h1/hackrf_if.sch
@ -395,26 +395,6 @@ Text Label 9450 2400 0    60   ~ 0
 LCD_DB14
 Text Label 9450 2500 0    60   ~ 0
 LCD_DB15
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-MCU_LCD_WR
-Text Label 6900 6300 0    60   ~ 0
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 $Comp
@ -475,13 +455,13 @@ $EndComp
 Text Label 8200 5400 1    60   ~ 0
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 Text Label 5500 3700 0    60   ~ 0
 H1_CPLD_TDI
 Text Label 9700 3800 0    60   ~ 0
-MCU_ADDR_R
+MCU_ADDR
 Text Label 8500 5400 1    60   ~ 0
-MCU_IO_STBX_R
+MCU_IO_STBX
 $Comp
 L +1.8V #PWR066
 U 1 1 53A8D16D
@ -504,32 +484,10 @@ F 3 "" H 7700 950 60  0000 C CNN
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 Wire Wire Line
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-Wire Wire Line
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-Wire Wire Line
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-Wire Wire Line
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 Wire Wire Line
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-Wire Wire Line
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-Wire Wire Line
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-Wire Wire Line
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 Wire Wire Line
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 Wire Wire Line
@ -1152,97 +1110,27 @@ Wire Wire Line
 Text Label 3900 2600 0    60   ~ 0
 MCU_LCD_TE
 Text Label 8400 5400 1    60   ~ 0
-MCU_LCD_TE_R
-Wire Wire Line
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-Wire Wire Line
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-Wire Wire Line
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-Text Label 8000 6300 0    60   ~ 0
-MCU_DIR_R
-Text Label 8000 6200 0    60   ~ 0
-MCU_LCD_WR_R
-Text Label 9650 2900 0    60   ~ 0
-MCU_DIR_R
-Text Label 9650 3100 0    60   ~ 0
-MCU_LCD_WR_R
-Wire Wire Line
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-Wire Wire Line
-	9000 6200 9700 6200
-Wire Wire Line
-	9000 6400 9700 6400
-Wire Wire Line
-	11100 6000 10200 6000
-Wire Wire Line
-	11100 6200 10200 6200
-Wire Wire Line
-	11100 6400 10200 6400
-Text Label 9100 6000 0    60   ~ 0
-MCU_LCD_RD
-Text Label 9100 6200 0    60   ~ 0
 MCU_LCD_TE
-Text Label 6900 6000 0    60   ~ 0
-MCU_ADDR
-Text Label 9100 6400 0    60   ~ 0
-MCU_IO_STBX
-Text Label 10300 6000 0    60   ~ 0
-MCU_LCD_RD_R
-Text Label 10300 6200 0    60   ~ 0
-MCU_LCD_TE_R
-Text Label 8000 6000 0    60   ~ 0
-MCU_ADDR_R
-Text Label 10300 6400 0    60   ~ 0
-MCU_IO_STBX_R
+Text Label 9650 2900 0    60   ~ 0
+MCU_DIR
+Text Label 9650 3100 0    60   ~ 0
+MCU_LCD_WR
 Text Label 7100 5400 1    60   ~ 0
-MCU_D7_R
+MCU_D7
 Text Label 7200 5400 1    60   ~ 0
-MCU_D6_R
+MCU_D6
 Text Label 7300 5400 1    60   ~ 0
-MCU_D4_R
+MCU_D4
 Text Label 7400 5400 1    60   ~ 0
-MCU_D5_R
+MCU_D5
 Text Label 7500 5400 1    60   ~ 0
-MCU_D3_R
+MCU_D3
 Text Label 7700 5400 1    60   ~ 0
-MCU_D2_R
+MCU_D2
 Text Label 7900 5400 1    60   ~ 0
-MCU_D0_R
+MCU_D0
 Text Label 8000 5400 1    60   ~ 0
-MCU_D1_R
-Wire Wire Line
-	4800 6000 4100 6000
-Wire Wire Line
-	4800 6100 4100 6100
-Wire Wire Line
-	4800 6200 4100 6200
-Wire Wire Line
-	4800 6300 4100 6300
-Wire Wire Line
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-Wire Wire Line
-	6600 6100 5900 6100
-Wire Wire Line
-	6600 6200 5900 6200
-Wire Wire Line
-	6600 6300 5900 6300
-Text Label 4200 6000 0    60   ~ 0
-MCU_D7_R
-Text Label 4200 6100 0    60   ~ 0
-MCU_D6_R
-Text Label 4200 6200 0    60   ~ 0
-MCU_D4_R
-Text Label 4200 6300 0    60   ~ 0
-MCU_D5_R
-Text Label 6000 6000 0    60   ~ 0
-MCU_D3_R
-Text Label 6000 6100 0    60   ~ 0
-MCU_D2_R
-Text Label 6000 6200 0    60   ~ 0
-MCU_D0_R
-Text Label 6000 6300 0    60   ~ 0
-MCU_D1_R
+MCU_D1
 $Comp
 L R R22
 U 1 1 53A915E9
@ -1379,94 +1267,8 @@ Text HLabel 4400 4400 2    60   BiDi ~ 0
 SD_DAT1
 Text HLabel 1200 5300 0    60   Input ~ 0
 I2S0_RX_SDA
-$Comp
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-U 1 1 53AB047A
-P 7700 6150
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-$Comp
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-F 3 "" H 3900 6150 60  0000 C CNN
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-F 5 "EXB-38V221JV" H 3900 6150 60  0001 C CNN "Part"
-	1    3900 6150
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-$Comp
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-F 3 "" H 5700 6150 60  0000 C CNN
-F 4 "Panasonic" H 5700 6150 60  0001 C CNN "Mfr"
-F 5 "EXB-38V221JV" H 5700 6150 60  0001 C CNN "Part"
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-Text Label 8000 6100 0    60   ~ 0
-P2_8_R
-$Comp
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-F 4 "Yageo" V 9950 6000 60  0001 C CNN "Mfr"
-F 5 "RC0603FR-07220RL" V 9950 6000 60  0001 C CNN "Part"
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-$EndComp
-$Comp
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-U 1 1 53AB79D5
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-F 0 "R2" V 10030 6200 50  0000 C CNN
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-F 3 "" H 9950 6200 60  0000 C CNN
-F 4 "Yageo" V 9950 6200 60  0001 C CNN "Mfr"
-F 5 "RC0603FR-07220RL" V 9950 6200 60  0001 C CNN "Part"
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-$EndComp
-$Comp
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-$EndComp
 Text Label 9700 3700 0    60   ~ 0
-P2_8_R
+P2_8
 Wire Bus Line
 	10050 700  10050 2400
 Wire Wire Line
--- a/hardware/portapack_h1/portapack_h1.kicad_pcb
+++ b/hardware/portapack_h1/portapack_h1.kicad_pcb
--- a/hardware/portapack_h1/portapack_h1.net
+++ b/hardware/portapack_h1/portapack_h1.net
--- a/hardware/portapack_h1/portapack_h1.sch
+++ b/hardware/portapack_h1/portapack_h1.sch
@ -82,13 +82,13 @@ S 2800 1900 900  3300
 U 53A8BFC3
 F0 "audio" 50
 F1 "audio.sch" 50
-F2 "I2S0_SCK" I R 3700 2300 60 
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-F4 "I2S0_MCLK" I R 3700 2200 60 
+F2 "SCL" I R 3700 2800 60 
+F3 "SDA" B R 3700 2900 60 
+F4 "I2S0_RX_SDA" O R 3700 2600 60 
 F5 "I2S0_WS" I R 3700 2400 60 
-F6 "SCL" I R 3700 2800 60 
-F7 "SDA" B R 3700 2900 60 
-F8 "I2S0_RX_SDA" O R 3700 2600 60 
+F6 "I2S0_MCLK" I R 3700 2200 60 
+F7 "I2S0_TX_SDA" I R 3700 2500 60 
+F8 "I2S0_SCK" I R 3700 2300 60 
 $EndSheet
 Wire Wire Line
 	9800 2500 9700 2500